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	<title>材料 | 株式会社アイテス</title>
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		<title>ゴム製品の表面付着物におけるFT-IR分析</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir-surface-analysis.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 07 Jul 2026 05:09:47 +0000</pubDate>
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					<description><![CDATA[<p>ゴム製品に含まれる様々な添加剤が表面に露出すると製品の外観や機能に影響を与えることがあります。 今回はFT-IRを用いてゴム製品の表面に付着している物質を同定した例を紹介します。 有機系添加剤のブルーム 白化した黒色ゴム... </p>
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The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir-surface-analysis.html">ゴム製品の表面付着物におけるFT-IR分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p><strong>ゴム製品に含まれる様々な添加剤が表面に露出すると製品の外観や機能に影響を与えることがあります。</strong></p><p><strong>今回はFT-IRを用いてゴム製品の表面に付着している物質を同定した例を紹介します。</strong></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">有機系添加剤のブルーム</h2>				</div>
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									<p>白化した黒色ゴムの表面に付着している物質を採取してFT-IR測定を行いました。</p>								</div>
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															<img fetchpriority="high" decoding="async" width="405" height="257" src="https://www.ites.co.jp/wp-content/uploads/FT-IR-Surface-Analysis-1.png" class="attachment-large size-large wp-image-50114" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/FT-IR-Surface-Analysis-1.png 405w, https://www.ites.co.jp/wp-content/uploads/FT-IR-Surface-Analysis-1-300x190.png 300w" sizes="(max-width: 405px) 100vw, 405px" />															</div>
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									<p>白化したゴムの表面付着物におけるIRスペクトルは脂肪酸アミドであるエチレンビスステアロアミド（EBS）のスペクトルと一致しました。脂肪酸アミドはゴムの加工助剤等として用いられる物質であり、この物質のブルーム（製品表面への粉状物質の析出）が生じたと考えられます。</p>								</div>
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									<p>ゴム製品には様々な添加剤が含まれており、成形条件や保管状態によってはそれらの添加剤がブルームすることが知られています。脂肪酸アミド等の有機系添加剤は比較的ブルームしやすいため、有機物分析を得意とするFT-IRはブルームした物質の同定に適しています。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">無機系添加剤の表面分布</h2>				</div>
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									<p>外観が異なる2つのゴム（白みを帯びたゴムと橙色のゴム）の表面を擦ると、どちらからも白色の粉末が得られました。この2つのゴムから得られた付着物におけるFT-IR測定を行いました 。</p>								</div>
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															<img decoding="async" width="407" height="288" src="https://www.ites.co.jp/wp-content/uploads/FT-IR-Surface-Analysis-2-1.png" class="attachment-large size-large wp-image-50117" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/FT-IR-Surface-Analysis-2-1.png 407w, https://www.ites.co.jp/wp-content/uploads/FT-IR-Surface-Analysis-2-1-300x212.png 300w" sizes="(max-width: 407px) 100vw, 407px" />															</div>
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									<p>白みを帯びたゴムと橙色のゴムの表面から得られた付着物のIRスペクトルは互いに似ており、これらはタルクのスペクトルと似ていることから、どちらのゴム表面にもタルクが存在すると言えます。ただし、ゴム内部にはタルクが含まれていないことから、このタルクは製品同士が固着するのを防ぐ目的で表面処理されたものであり、外観の違いは主にタルクの表面分布量の差によるものではないかと考えられます。</p>								</div>
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									<p>ゴム製品には有機物だけでなく無機物も添加（表面処理）されています。無機系添加剤は有機系添加剤のようにブルームすることはほとんどありませんが、表面処理や表面摩耗等による露出量（表面分布量）の差によって製品の外観や機能に影響を与えることがあります。ゴム製品に添加されることが多いタルクやシリカ、炭酸カルシウム等の一部の無機物はFT-IRでも同定することが出来ます。</p>								</div>
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									<p style="text-align: center;"><span style="color: #0000ff;">ゴム製品や樹脂製品における表面付着物分析の際には</span></p><p style="text-align: center;"><span style="color: #0000ff;">FT-IRをはじめ適切な方法をご提案いたしますのでぜひご相談ください。</span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir-surface-analysis.html">ゴム製品の表面付着物におけるFT-IR分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>スクラッチ試験後の表面・断面解析</title>
		<link>https://www.ites.co.jp/guarantee/index/evaluation/scratch-aftertest.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Wed, 10 Jun 2026 06:44:03 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=guarantee&#038;p=49886</guid>

					<description><![CDATA[<p>スクラッチ試験は、界面強度・剥離挙動・破壊モードの特定に非常に重要な解析手法です。 加えて、スクラッチ試験後の断面解析を実施するすることで、表面観察だけでは分からない表面近傍の「内部破壊メカニズム」を把握することができま... </p>
<div class="textAR"><a href="https://www.ites.co.jp/guarantee/index/evaluation/scratch-aftertest.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/guarantee/index/evaluation/scratch-aftertest.html">スクラッチ試験後の表面・断面解析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c0f0a4b" data-id="c0f0a4b" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-f4e477b elementor-widget elementor-widget-text-editor" data-id="f4e477b" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>スクラッチ試験は、界面強度・剥離挙動・破壊モードの特定に非常に重要な解析手法です。</p><p>加えて、スクラッチ試験後の断面解析を実施するすることで、表面観察だけでは分からない表面近傍の「内部破壊メカニズム」を把握することができます。</p>								</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-49853be elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="49853be" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a96781e" data-id="a96781e" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-2a8a1b4 elementor-widget elementor-widget-heading" data-id="2a8a1b4" data-element_type="widget" data-e-type="widget" data-widget_type="heading.default">
				<div class="elementor-widget-container">
					<h2 class="elementor-heading-title elementor-size-default">スクラッチ試験後の表面解析</h2>				</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-7ca69e2 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="7ca69e2" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fad7f36" data-id="fad7f36" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-d37da63 elementor-widget elementor-widget-text-editor" data-id="d37da63" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>ポリスチレン（非晶性樹脂）製のケース表面について、荷重増加型スクラッチ試験を実施し、表面観察を実施しました。</p>								</div>
				</div>
				<div class="elementor-element elementor-element-8580296 elementor-widget elementor-widget-heading" data-id="8580296" data-element_type="widget" data-e-type="widget" data-widget_type="heading.default">
				<div class="elementor-widget-container">
					<h3 class="elementor-heading-title elementor-size-default">スキャナによる画像処理<span></span></h3>				</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-0785145 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="0785145" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fbc35fb" data-id="fbc35fb" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<section class="elementor-section elementor-inner-section elementor-element elementor-element-bce1cde elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="bce1cde" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-012f0c9" data-id="012f0c9" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-9ddf088 elementor-widget elementor-widget-text-editor" data-id="9ddf088" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>スキャナにより画像取得し、二値化処理を施しました。白化開始点における荷重を算出・定量化することができます。</p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-2f9a9f9" data-id="2f9a9f9" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-8f8d266 elementor-widget elementor-widget-image" data-id="8f8d266" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
				<div class="elementor-widget-container">
															<img decoding="async" width="800" height="230" src="https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-24-1024x295.png" class="attachment-large size-large wp-image-49888" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-24-1024x295.png 1024w, https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-24-300x87.png 300w, https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-24-768x222.png 768w, https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-24-1536x443.png 1536w, https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-24.png 1771w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
				</div>
					</div>
		</div>
					</div>
		</section>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-7bf377c elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="7bf377c" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5bcf482" data-id="5bcf482" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-e19c27f elementor-widget elementor-widget-heading" data-id="e19c27f" data-element_type="widget" data-e-type="widget" data-widget_type="heading.default">
				<div class="elementor-widget-container">
					<h3 class="elementor-heading-title elementor-size-default">レーザー顕微鏡<span></span></h3>				</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-81b2001 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="81b2001" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-01560c0" data-id="01560c0" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<section class="elementor-section elementor-inner-section elementor-element elementor-element-d9e7155 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="d9e7155" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-1b66cd8" data-id="1b66cd8" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-27b1121 elementor-widget elementor-widget-text-editor" data-id="27b1121" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>表面からレーザー顕微鏡を用いることで、非破壊でスクラッチ幅・深さの計測が可能です。</p><div> </div>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-6869692" data-id="6869692" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-88f7411 elementor-widget elementor-widget-image" data-id="88f7411" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
				<div class="elementor-widget-container">
															<img loading="lazy" decoding="async" width="800" height="199" src="https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-16-1024x255.png" class="attachment-large size-large wp-image-49889" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-16-1024x255.png 1024w, https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-16-300x75.png 300w, https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-16-768x191.png 768w, https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-16-1536x383.png 1536w, https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-16.png 1794w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
				</div>
					</div>
		</div>
					</div>
		</section>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-512d0dd elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="512d0dd" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-16b1bf5" data-id="16b1bf5" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-5d98749 elementor-widget elementor-widget-spacer" data-id="5d98749" data-element_type="widget" data-e-type="widget" data-widget_type="spacer.default">
				<div class="elementor-widget-container">
							<div class="elementor-spacer">
			<div class="elementor-spacer-inner"></div>
		</div>
						</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-d0ae9c6 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="d0ae9c6" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-288dfa0" data-id="288dfa0" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-68229e0 elementor-widget elementor-widget-heading" data-id="68229e0" data-element_type="widget" data-e-type="widget" data-widget_type="heading.default">
				<div class="elementor-widget-container">
					<h2 class="elementor-heading-title elementor-size-default">スクラッチ試験後の断面解析</h2>				</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-80d7c53 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="80d7c53" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c6e4e81" data-id="c6e4e81" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-60cfca9 elementor-widget elementor-widget-text-editor" data-id="60cfca9" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>スクラッチ試験後のサンプルを小片化し樹脂埋め後、機械研磨による断面を作製し、断面観察を実施しました。</p>								</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-a5056da elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="a5056da" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1769b80" data-id="1769b80" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-d15d9d4 elementor-widget elementor-widget-heading" data-id="d15d9d4" data-element_type="widget" data-e-type="widget" data-widget_type="heading.default">
				<div class="elementor-widget-container">
					<h3 class="elementor-heading-title elementor-size-default">偏光顕微鏡<span></span></h3>				</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-6b395d8 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="6b395d8" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8bb6cc3" data-id="8bb6cc3" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<section class="elementor-section elementor-inner-section elementor-element elementor-element-e42c14a elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="e42c14a" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-8347145" data-id="8347145" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-3885baa elementor-widget elementor-widget-text-editor" data-id="3885baa" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>薄片サンプルを作製することで、表面近傍の分子配向・結晶構造・異方性の可視化が可能です。</p><div> </div>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-3023a10" data-id="3023a10" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-c86cd99 elementor-widget elementor-widget-image" data-id="c86cd99" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
				<div class="elementor-widget-container">
															<img loading="lazy" decoding="async" width="800" height="207" src="https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-13-1024x265.png" class="attachment-large size-large wp-image-49890" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-13-1024x265.png 1024w, https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-13-300x78.png 300w, https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-13-768x199.png 768w, https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-13-1536x397.png 1536w, https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-13.png 1782w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
				</div>
					</div>
		</div>
					</div>
		</section>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-1065126 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="1065126" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-55fa1df" data-id="55fa1df" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-4448ce0 elementor-widget elementor-widget-heading" data-id="4448ce0" data-element_type="widget" data-e-type="widget" data-widget_type="heading.default">
				<div class="elementor-widget-container">
					<h3 class="elementor-heading-title elementor-size-default">SEM</h3>				</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-5d404d1 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="5d404d1" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-eff3f0d" data-id="eff3f0d" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<section class="elementor-section elementor-inner-section elementor-element elementor-element-0c6d081 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="0c6d081" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-36eb5df" data-id="36eb5df" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-4e14b0d elementor-widget elementor-widget-text-editor" data-id="4e14b0d" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="margin-top: 0pt; margin-bottom: 0pt; margin-left: 0in; direction: ltr; unicode-bidi: embed; word-break: normal;"><span style="font-size: 12pt; font-family: メイリオ;">表面近傍の基材変形・界面挙動の様子が観察できます。表面観察ではわからない、凹凸やクラックを把握することができます。</span></p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-9ecad1a" data-id="9ecad1a" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-c62bfb1 elementor-widget elementor-widget-image" data-id="c62bfb1" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
				<div class="elementor-widget-container">
															<img loading="lazy" decoding="async" width="800" height="214" src="https://www.ites.co.jp/wp-content/uploads/7d6fddc4d5f4457e598413974089fe73-13-1024x274.png" class="attachment-large size-large wp-image-49891" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/7d6fddc4d5f4457e598413974089fe73-13-1024x274.png 1024w, https://www.ites.co.jp/wp-content/uploads/7d6fddc4d5f4457e598413974089fe73-13-300x80.png 300w, https://www.ites.co.jp/wp-content/uploads/7d6fddc4d5f4457e598413974089fe73-13-768x206.png 768w, https://www.ites.co.jp/wp-content/uploads/7d6fddc4d5f4457e598413974089fe73-13-1536x411.png 1536w, https://www.ites.co.jp/wp-content/uploads/7d6fddc4d5f4457e598413974089fe73-13.png 1803w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
				</div>
					</div>
		</div>
					</div>
		</section>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-6edb073 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="6edb073" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-46ccba0" data-id="46ccba0" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
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									<p>コーティング・樹脂・接着層評価で広く使われているスクラッチ試験は、材料開発・不良解析・プロセス最適化に不可欠です。さらに、断面解析を実施することで材料内部の特に表面近傍で何が起きたのかを把握することができます。</p>								</div>
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		<title>変質した樹脂の分析</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/degraded-resin-analysis.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 07 Apr 2026 06:52:54 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=49376</guid>

					<description><![CDATA[<p>FT-IRやラマン分光測定は樹脂などの有機化合物の定性分析に適しています。有機物は熱や紫外線、薬品などの影響によって変質することがありますが、その変質によってIRスペクトルやラマンスペクトルがどのように変化するのか、今回... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/degraded-resin-analysis.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/degraded-resin-analysis.html">変質した樹脂の分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="49376" class="elementor elementor-49376" data-elementor-post-type="chemistry">
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									<p>FT-IRやラマン分光測定は樹脂などの有機化合物の定性分析に適しています。有機物は熱や紫外線、薬品などの影響によって変質することがありますが、その変質によってIRスペクトルやラマンスペクトルがどのように変化するのか、今回は空気中で加熱処理した樹脂のスペクトルを紹介します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">空気中熱処理によるIRスペクトルの変化</h2>				</div>
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									<p>汎用樹脂のポリプロピレン（PP）とポリスチレン（PS）のペレットを空気中で加熱処理しました。</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="557" src="https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-20-1024x713.png" class="attachment-large size-large wp-image-49455" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-20-1024x713.png 1024w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-20-300x209.png 300w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-20-768x535.png 768w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-20.png 1126w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									PPとPSの熱処理前、および空気中250℃、300℃で1時間熱処理した試料のIRスペクトルを示します。PP、PSともに熱処理後は熱処理前には見られないピークが観察され、このピークは加熱温度が高くなるにつれ大きくなる傾向が見られました。1700 cm<sup>–1</sup>付近（橙色領域）はC=O基、1200 cm<sup>–1</sup>付近（水色領域）はC-O結合に由来するピークであり、空気中での加熱処理によって樹脂が酸化劣化したことがわかります。PPの熱処理後のスペクトルは処理前と比べてピークがブロードであり、変質した樹脂のスペクトルにおいてはこのようなピークのブロード化も見られます。								</div>
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					<h2 class="elementor-heading-title elementor-size-default">空気中熱処理によるラマンスペクトルの変化</h2>				</div>
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									<p>PPとPSの熱処理前、および空気中250℃、300℃で1時間熱処理した試料のラマンスペクトルを示します。PP、PSともに250℃熱処理後のスペクトルは処理前とベースラインに違いが見られるものの、処理前と同様のピークが観察されています。しかし、300℃熱処理後のスペクトルにおいては蛍光による妨害によって定性分析に必要なピークが観察されませんでした。ラマン測定では蛍光の影響で分析が困難になることもありますが、変質の程度によってはFT-IRと同様に定性分析が可能です。</p>								</div>
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									<p>樹脂の種類や変質を生じる環境（例えば加熱時の雰囲気ガスや湿度等の違い）によってもスペクトルの変化の仕方は様々ですが、スペクトル変化の傾向を知ることによって正確な定性分析を行うことが出来ます。変質した試料の分析もぜひご相談ください。</p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/degraded-resin-analysis.html">変質した樹脂の分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>テープ粘着層の成分分析</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/adhesive-layer-analysis.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Mon, 30 Mar 2026 04:48:39 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=49293</guid>

					<description><![CDATA[<p>テープの粘着層をEGA-MS、熱分解GC-MSで分析した事例を紹介します。EGA（昇温ガス分析）は、試料を昇温しながら、発生ガスのマススペクトルを取得する分析手法です。熱分解GC-MSは、試料の加熱により、分解、ガス化し... </p>
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The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/adhesive-layer-analysis.html">テープ粘着層の成分分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>テープの粘着層をEGA-MS、熱分解GC-MSで分析した事例を紹介します。EGA（昇温ガス分析）は、試料を昇温しながら、発生ガスのマススペクトルを取得する分析手法です。熱分解GC-MSは、試料の加熱により、分解、ガス化した成分をカラム分離し、検出成分から構成成分を解析する手法です。いずれの手法も、高分子材料の成分分析で広く用いられる分析手法です。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">EGA-MS分析</h2>				</div>
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									<p style="text-align: center;">図1　粘着剤、ポリアクリル酸エステルのEGAサーモグラムと平均MSスペクトル</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">熱分解GC-MS分析</h2>				</div>
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									<p style="text-align: center;">図2　熱分解GC-MSクロマトグラムとアクリルモノマーのMSスペクトル</p>								</div>
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									<p>図2に500℃加熱で注入した際のGC-MSチャートを示します。試料を分解して注入するため、クロマトグラムは複雑になりますが、PBAのチャートとの一致点が多いことから、EGAの結果と同様、市販テープの粘着剤は、PBAで構成されていることが伺えます。熱分解GC-MSでは、アクリル（メタクリル）樹脂を構成するモノマーの形態で検出、同定することができるため、共重合体の構成モノマーの分析も可能となります。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">GC-MS分析の活用例</h2>				</div>
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									<p>フィルム、ゴムなど高分子材料に含まれる不純物、添加剤の分析にも、GC-MSを活用しております。また、ヘッドスペースオートサンプラーとの接続により、アウトガスの分析を行うことも可能です。</p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/adhesive-layer-analysis.html">テープ粘着層の成分分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>BET法による粉末ゼオライトの比表面積測定</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/zeolite-powder.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Wed, 11 Mar 2026 08:02:08 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=49209</guid>

					<description><![CDATA[<p>固体表面へのガス分子の物理吸着現象をモデル化、数式化した理論として、BET理論が知られています。この理論に基づき、粉末固体表面へのガス分子の物理吸着量を測定することにより、粉末の比表面積を算出することが可能となります。 ... </p>
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The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/zeolite-powder.html">BET法による粉末ゼオライトの比表面積測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="49209" class="elementor elementor-49209" data-elementor-post-type="chemistry">
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									<p>固体表面へのガス分子の物理吸着現象をモデル化、数式化した理論として、BET理論が知られています。この理論に基づき、粉末固体表面へのガス分子の物理吸着量を測定することにより、粉末の比表面積を算出することが可能となります。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">BET理論について</h2>				</div>
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															<img loading="lazy" decoding="async" width="800" height="873" src="https://www.ites.co.jp/wp-content/uploads/Picture3-23-938x1024.png" class="attachment-large size-large wp-image-49214" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/Picture3-23-938x1024.png 938w, https://www.ites.co.jp/wp-content/uploads/Picture3-23-275x300.png 275w, https://www.ites.co.jp/wp-content/uploads/Picture3-23-768x839.png 768w, https://www.ites.co.jp/wp-content/uploads/Picture3-23.png 1252w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>固体表面にガス分子が物理吸着する現象のモデルを図1に示します。圧力の上昇に伴い、ガスの吸着量は多くなりますが、同時に2層目、3層目へと多分子層吸着が起こることを想定しています。</p><p> </p><div><div>このモデルにおいて、相対圧、吸着量の関係を数式で示したものが式1になります。</div><div>モデル、理論の提唱者であるBrunauer、Emmett、Tellerの頭文字からBET理論と命名されています。</div><div> </div></div><div> </div><div><div>相対圧P/P<sub>0</sub>とP/V(P<sub>0</sub> －P) をプロットし、CやV<sub>m</sub>の値を求めます。この際、定数C値が正の値となるよう、計算に使用するP/P<sub>0</sub>の範囲を決めます。得られたV<sub>m</sub>の値を用いて固体表面の比表面積S<sub>BET</sub>を式2によって、求めることができます。</div></div><div> </div>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">合成ゼオライトのBETプロット及び比表面積の算出</h2>				</div>
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															<img loading="lazy" decoding="async" width="800" height="763" src="https://www.ites.co.jp/wp-content/uploads/Picture4-10-1024x977.png" class="attachment-large size-large wp-image-49215" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/Picture4-10-1024x977.png 1024w, https://www.ites.co.jp/wp-content/uploads/Picture4-10-300x286.png 300w, https://www.ites.co.jp/wp-content/uploads/Picture4-10-768x733.png 768w, https://www.ites.co.jp/wp-content/uploads/Picture4-10.png 1031w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>図2に合成ゼオライトのBETプロットを示します。相対圧0～0.05の範囲で、BET式から各パラメーターは、以下のように算出されました。</p><div>　　　　V<sub>m</sub> = 215.48 cm<sup>3</sup>/g</div><div><span style="font-size: 15px;">　　　　</span>C = 2.2138 E+04</div><div> </div><div><div>この結果を基に、合成ゼオライトの比表面積は、938 m<sup>2</sup>/g と算出されました。</div><div style="font-size: 15px;"> </div><div style="font-size: 15px;"><span style="font-size: 15px;">               使用装置</span></div><div style="font-size: 15px;">　　　　　マイクロトラック・ベル製</div><div style="font-size: 15px;">　　　　　BELSORP MAX 2</div><div style="font-size: 15px;">　　　　　吸着ガス: N<sub>2</sub></div><div> </div></div>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">その他のアプリケーションについて</h2>				</div>
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									<p>今回紹介したゼオライト以外に、触媒や活性炭などの比表面積の測定にも使用できます。また、細孔分布を分析することも可能です。</p><div> </div><div><div>測定は協力会社での実施となります。</div></div>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/zeolite-powder.html">BET法による粉末ゼオライトの比表面積測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>超音波顕微鏡による金属板越しの接着状態観察</title>
		<link>https://www.ites.co.jp/guarantee/index/non-destructive/observation-adhesion-state.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Thu, 22 Jan 2026 06:20:24 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=guarantee&#038;p=48775</guid>

					<description><![CDATA[<p>超音波顕微鏡は、超音波が透過するものであれば、外観から確認できない内部の情報を確認することが出来ます。事例として、金属板越しに接着状態を確認した例を紹介します。 金属-チップ間にある接着層の状態観察 半導体接着材には、エ... </p>
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The post <a href="https://www.ites.co.jp/guarantee/index/non-destructive/observation-adhesion-state.html">超音波顕微鏡による金属板越しの接着状態観察</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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						<div class="elementor-element elementor-element-b5e28b5 elementor-widget elementor-widget-text-editor" data-id="b5e28b5" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>超音波顕微鏡は、超音波が透過するものであれば、外観から確認できない内部の<span style="font-size: 15px;">情報を確認することが出来ます。事例として、金属板越しに接着状態を確認した</span><span style="font-size: 15px;">例を紹介します。</span></p>								</div>
				</div>
				<div class="elementor-element elementor-element-2e499b4 elementor-widget elementor-widget-heading" data-id="2e499b4" data-element_type="widget" data-e-type="widget" data-widget_type="heading.default">
				<div class="elementor-widget-container">
					<h2 class="elementor-heading-title elementor-size-default">金属-チップ間にある接着層の状態観察</h2>				</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-6f7d307 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="6f7d307" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2d8e1fb" data-id="2d8e1fb" data-element_type="column" data-e-type="column">
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				<div class="elementor-widget-container">
									<p>半導体接着材には、エポキシ、シリコーン、TIM材やAgペースト、はんだ等がありますが、空隙<span style="font-size: 15px;">やボイドが多いと不具合の要因となりうることから確認が必要です。</span></p>								</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-80efe74 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="80efe74" data-element_type="section" data-e-type="section">
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					<div class="elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-65c4b6b" data-id="65c4b6b" data-element_type="column" data-e-type="column">
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				<div class="elementor-widget-container">
									<p style="text-align: center;">観察対象サンプル</p>								</div>
				</div>
				<div class="elementor-element elementor-element-14d1211 elementor-widget elementor-widget-image" data-id="14d1211" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
				<div class="elementor-widget-container">
															<img loading="lazy" decoding="async" width="778" height="757" src="https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-18.png" class="attachment-large size-large wp-image-48777" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-18.png 778w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-18-300x292.png 300w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-18-768x747.png 768w" sizes="(max-width: 778px) 100vw, 778px" />															</div>
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				<div class="elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-aa2a235" data-id="aa2a235" data-element_type="column" data-e-type="column">
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						<div class="elementor-element elementor-element-4103b19 elementor-widget elementor-widget-text-editor" data-id="4103b19" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="text-align: center;">超音波観察像</p>								</div>
				</div>
				<div class="elementor-element elementor-element-e6d2815 elementor-widget elementor-widget-image" data-id="e6d2815" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
				<div class="elementor-widget-container">
															<img loading="lazy" decoding="async" width="800" height="765" src="https://www.ites.co.jp/wp-content/uploads/1-2-1.png" class="attachment-large size-large wp-image-48906" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/1-2-1.png 807w, https://www.ites.co.jp/wp-content/uploads/1-2-1-300x287.png 300w, https://www.ites.co.jp/wp-content/uploads/1-2-1-768x735.png 768w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
				</div>
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				<div class="elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-eb5237f" data-id="eb5237f" data-element_type="column" data-e-type="column">
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									<p style="text-align: center;">断面構造模式図</p>								</div>
				</div>
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				<div class="elementor-widget-container">
															<img loading="lazy" decoding="async" width="800" height="587" src="https://www.ites.co.jp/wp-content/uploads/aba1dd9afd994bc383f5259806be7bb4.png" class="attachment-large size-large wp-image-48843" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/aba1dd9afd994bc383f5259806be7bb4.png 895w, https://www.ites.co.jp/wp-content/uploads/aba1dd9afd994bc383f5259806be7bb4-300x220.png 300w, https://www.ites.co.jp/wp-content/uploads/aba1dd9afd994bc383f5259806be7bb4-768x564.png 768w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
				</div>
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		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-3e80f79 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="3e80f79" data-element_type="section" data-e-type="section">
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					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6970f5c" data-id="6970f5c" data-element_type="column" data-e-type="column">
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						<div class="elementor-element elementor-element-b462aed elementor-widget elementor-widget-text-editor" data-id="b462aed" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="text-align: center;">赤矢印先に白色部分が多数観察され、金属-チップ間に空隙があると推測されます。</p><p style="text-align: center;">空隙部分が多いと放熱性や密着性などの低下が懸念されます。</p>								</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-70b7ccd elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="70b7ccd" data-element_type="section" data-e-type="section">
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				<div class="elementor-widget-container">
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			<div class="elementor-spacer-inner"></div>
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				<div class="elementor-widget-container">
					<h2 class="elementor-heading-title elementor-size-default">金属と接着材の密着状態の観察</h2>				</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-e7e8498 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="e7e8498" data-element_type="section" data-e-type="section">
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					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6c18d44" data-id="6c18d44" data-element_type="column" data-e-type="column">
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									<p>信頼性試験後にチップが外れた試料にて、金属板に残っている接着材の状態を金属板側から観察してみました。</p>								</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-7a4bd86 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="7a4bd86" data-element_type="section" data-e-type="section">
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						<div class="elementor-element elementor-element-c56998b elementor-widget elementor-widget-text-editor" data-id="c56998b" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
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									<p style="text-align: center;">金属裏側のサンプル写真</p>								</div>
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				<div class="elementor-element elementor-element-1ca1529 elementor-widget elementor-widget-image" data-id="1ca1529" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
				<div class="elementor-widget-container">
															<img loading="lazy" decoding="async" width="789" height="760" src="https://www.ites.co.jp/wp-content/uploads/f6f77a1616e27fc34eb1a81aa7dc6262.png" class="attachment-large size-large wp-image-48852" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/f6f77a1616e27fc34eb1a81aa7dc6262.png 789w, https://www.ites.co.jp/wp-content/uploads/f6f77a1616e27fc34eb1a81aa7dc6262-300x289.png 300w, https://www.ites.co.jp/wp-content/uploads/f6f77a1616e27fc34eb1a81aa7dc6262-768x740.png 768w" sizes="(max-width: 789px) 100vw, 789px" />															</div>
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				<div class="elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-64ce371" data-id="64ce371" data-element_type="column" data-e-type="column">
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						<div class="elementor-element elementor-element-304e0fb elementor-widget elementor-widget-text-editor" data-id="304e0fb" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
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									<p style="text-align: center;">超音波観察像（反転像）</p>								</div>
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				<div class="elementor-element elementor-element-b185fa3 elementor-widget elementor-widget-image" data-id="b185fa3" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
				<div class="elementor-widget-container">
															<img loading="lazy" decoding="async" width="771" height="760" src="https://www.ites.co.jp/wp-content/uploads/ed80de20dfec1bd144442f3c2532b6bb.png" class="attachment-large size-large wp-image-48854" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/ed80de20dfec1bd144442f3c2532b6bb.png 771w, https://www.ites.co.jp/wp-content/uploads/ed80de20dfec1bd144442f3c2532b6bb-300x296.png 300w, https://www.ites.co.jp/wp-content/uploads/ed80de20dfec1bd144442f3c2532b6bb-768x757.png 768w" sizes="(max-width: 771px) 100vw, 771px" />															</div>
				</div>
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		</div>
				<div class="elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-e305814" data-id="e305814" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-4a00708 elementor-widget elementor-widget-text-editor" data-id="4a00708" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="text-align: center;">断面構造模式図</p>								</div>
				</div>
				<div class="elementor-element elementor-element-b0317d5 elementor-widget elementor-widget-image" data-id="b0317d5" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
				<div class="elementor-widget-container">
															<img loading="lazy" decoding="async" width="800" height="590" src="https://www.ites.co.jp/wp-content/uploads/6ac2397867767a902ce2217f0a58282f.png" class="attachment-large size-large wp-image-48848" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/6ac2397867767a902ce2217f0a58282f.png 891w, https://www.ites.co.jp/wp-content/uploads/6ac2397867767a902ce2217f0a58282f-300x221.png 300w, https://www.ites.co.jp/wp-content/uploads/6ac2397867767a902ce2217f0a58282f-768x566.png 768w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-a3129b6 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="a3129b6" data-element_type="section" data-e-type="section">
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									<p>比較的淡い（明るい）部分が接着材が無い箇所で、濃い（暗い）部分が接着材が有る箇所です。接着材の有無を濃淡（明暗）の違いで観察することができます。接着材の無い部分が多く、接着<span style="font-size: 15px;">状態があまり良くなかったことが伺えます。</span></p>								</div>
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									<p style="text-align: center;"><span style="font-size: 15px;"><b>アイテスでは多種多様な分析解析メニューを取り揃えております。お気軽にご相談ください</b></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/guarantee/index/non-destructive/observation-adhesion-state.html">超音波顕微鏡による金属板越しの接着状態観察</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<item>
		<title>DMAによる熱劣化ゴムの評価</title>
		<link>https://www.ites.co.jp/chemistry/index/thermal-analysis/dma-of-heat-degraded-rubber.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Fri, 09 Jan 2026 07:01:15 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=48704</guid>

					<description><![CDATA[<p>ゴムが熱劣化するとゴム弾性が失われ硬くなるものがあります。これを評価する手法は幾つかありますが、DMAによる動的粘弾性測定により低温～高温にかけての状態評価が可能です。 動的粘弾性測定による熱劣化ゴムの評価を紹介します。... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/dma-of-heat-degraded-rubber.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/dma-of-heat-degraded-rubber.html">DMAによる熱劣化ゴムの評価</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>ゴムが熱劣化するとゴム弾性が失われ硬くなるものがあります。これを評価する<span style="font-size: 15px;">手法は幾つかありますが、DMAによる動的粘弾性測定により低温～高温にかけての</span><span style="font-size: 15px;">状態評価が可能です。</span></p><p><span style="font-size: 15px;">動的粘弾性測定による熱劣化ゴムの評価を紹介します。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">熱劣化試験と動的粘弾性測定</h2>				</div>
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									<p>熱劣化試験に適した装置として槽内空気を循環させることの出来る<span style="font-size: 15px;">恒温槽を使用し、NBRゴム、EPDMゴムを100℃にて所定時間加熱し、</span><span style="font-size: 15px;">加熱時間による粘弾性挙動の変化を調べました。</span></p>								</div>
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									<p>どちらのゴムも加熱時間が長くなるに従いtanδ（=E”/E’ ）はピークが高温側にシフトし、ピーク値が減少する様子が見られました。ゴム弾性が失われ弾性率が低下した結果、Tgが高温側にシフトしたと考えられます。</p>								</div>
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									<p><span style="color: #0000ff;"><strong>動的粘弾性の測定により材料劣化に伴う物性変化の確認と、構造変化の推定の手掛かりを得ることが可能になります。他の化学分析を行えばより具体的な化学構造変化を明らかにすることも可能です。</strong></span></p><p><span style="color: #0000ff;"><strong>アイテスでは劣化試験から物性評価、化学分析まで一貫して対応致します。</strong></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/dma-of-heat-degraded-rubber.html">DMAによる熱劣化ゴムの評価</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>接着剤の耐湿熱試験</title>
		<link>https://www.ites.co.jp/guarantee/index/reliability/adhesive_moisture_heat_test.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 16 Sep 2025 05:25:17 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=guarantee&#038;p=48106</guid>

					<description><![CDATA[<p>身近なものから工業製品まで様々な場面で使用される接着剤は、水分や熱の影響によりダメージを受け、接着力に影響が生じます。接着剤の湿熱試験に伴う接着強度がどのように変化するか調べてみました。 湿熱環境下保持後の接着強度 恒温... </p>
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The post <a href="https://www.ites.co.jp/guarantee/index/reliability/adhesive_moisture_heat_test.html">接着剤の耐湿熱試験</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>身近なものから工業製品まで様々な場面で使用される接着剤は、水分や熱の影響によりダメージを受け、接着力に影響が生じます。接着剤の湿熱試験に伴う接着強度がどのように変化するか調べてみました。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">湿熱環境下保持後の接着強度</h2>				</div>
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									<p>恒温恒湿試験機内に2種類の接着剤試験片を荷重が掛からないよう静置し、500h後に取出し、</p><p>引張せん断接着強度を測定しました。</p>								</div>
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									<p>湿熱環境下に500h置いたサンプルの接着強度（破断応力）は大幅に低下が見られました。また、引張試験の応力-ひずみ曲線から、低下率に差はあるものの、接着剤A、B共に弾性率の低下が見られました。高温高湿の環境下で、接着剤の膨潤により、接着強度が低下したものと推測されます。</p>								</div>
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									<p><span style="color: #0000ff;"><strong>アイテスでは接着剤に限らず様々な材料について、環境試験（耐湿熱、冷熱衝撃、HAST試験等）、強度試験（引張試験、硬さ試験等）の実施が可能です。また、劣化メカニズム解明のための化学分析（FT-IR、GCMS等）も対応可能です。お気軽にご相談ください。</strong></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/guarantee/index/reliability/adhesive_moisture_heat_test.html">接着剤の耐湿熱試験</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>ゴム材料の反発性・振動吸収性評価</title>
		<link>https://www.ites.co.jp/chemistry/index/thermal-analysis/rubber_resilience_absorption.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 15 Jul 2025 07:59:10 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=47861</guid>

					<description><![CDATA[<p>衝撃、振動防止のため、低反発・振動吸収性材料が様々な場面で使用されています。 これらの特性の指標として粘弾性が挙げられます。ゴム材料の反発性、振動吸収性を動的粘弾性測定（DMA）により評価した事例を紹介します。 ゴムの振... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/rubber_resilience_absorption.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/rubber_resilience_absorption.html">ゴム材料の反発性・振動吸収性評価</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="47861" class="elementor elementor-47861" data-elementor-post-type="chemistry">
						<section class="elementor-section elementor-top-section elementor-element elementor-element-3e65f12 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="3e65f12" data-element_type="section" data-e-type="section">
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									<p>衝撃、振動防止のため、低反発・振動吸収性材料が様々な場面で使用されています。</p><p>これらの特性の指標として粘弾性が挙げられます。ゴム材料の反発性、振動吸収性を動的粘弾性測定（DMA）により評価した事例を紹介します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">ゴムの振動吸収性比較（温度分散測定）</h2>				</div>
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									<p>二種類のゴム材料を用いて動的粘弾性測定を行いました。</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="516" src="https://www.ites.co.jp/wp-content/uploads/measurement_result-1-1024x660.jpg" class="attachment-large size-large wp-image-47863" alt="温度分散測定_結果" srcset="https://www.ites.co.jp/wp-content/uploads/measurement_result-1-1024x660.jpg 1024w, https://www.ites.co.jp/wp-content/uploads/measurement_result-1-300x193.jpg 300w, https://www.ites.co.jp/wp-content/uploads/measurement_result-1-768x495.jpg 768w, https://www.ites.co.jp/wp-content/uploads/measurement_result-1-1536x989.jpg 1536w, https://www.ites.co.jp/wp-content/uploads/measurement_result-1.jpg 1585w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>ゴムA：NBR</p>								</div>
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															<img loading="lazy" decoding="async" width="233" height="61" src="https://www.ites.co.jp/wp-content/uploads/095632.jpg" class="attachment-large size-large wp-image-47880" alt="ゴムA：NBR" />															</div>
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									<p>ゴムB：EPDM</p>								</div>
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															<img loading="lazy" decoding="async" width="767" height="244" src="https://www.ites.co.jp/wp-content/uploads/epdm-1.png" class="attachment-large size-large wp-image-47873" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/epdm-1.png 767w, https://www.ites.co.jp/wp-content/uploads/epdm-1-300x95.png 300w" sizes="(max-width: 767px) 100vw, 767px" />															</div>
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															<img loading="lazy" decoding="async" width="788" height="317" src="https://www.ites.co.jp/wp-content/uploads/measurement_detail.png" class="attachment-large size-large wp-image-47866" alt="温度分散測定_詳細" srcset="https://www.ites.co.jp/wp-content/uploads/measurement_detail.png 788w, https://www.ites.co.jp/wp-content/uploads/measurement_detail-300x121.png 300w, https://www.ites.co.jp/wp-content/uploads/measurement_detail-768x309.png 768w" sizes="(max-width: 788px) 100vw, 788px" />															</div>
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									<p>ゴムAはゴムBより-10℃以上の温度帯でE”、tanδが大きく、振動吸収性に優れる（反発性が低い）と考えられます。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">ゴムの振動吸収性比較（周波数分散測定-マスターカーブ）</h2>				</div>
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									<p>ゴムA、Bの周波数に対する動的粘弾性を比較しました。マスターカーブ作成により、実測できない周波数帯に対する粘弾性挙動も予測可能です。</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="803" src="https://www.ites.co.jp/wp-content/uploads/measurement_result_2.png" class="attachment-large size-large wp-image-47867" alt="周波数分散測定_結果1" srcset="https://www.ites.co.jp/wp-content/uploads/measurement_result_2.png 943w, https://www.ites.co.jp/wp-content/uploads/measurement_result_2-300x300.png 300w, https://www.ites.co.jp/wp-content/uploads/measurement_result_2-150x150.png 150w, https://www.ites.co.jp/wp-content/uploads/measurement_result_2-768x770.png 768w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>ゴムAはゴムBより広範な周波数帯でtanδが大きく、振動吸収性に優れると考えられます。</p>								</div>
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									<p>温度に対する動的粘弾性から、使用環境における材料の振動吸収性、反発性などを予測可能です。周波数に対する動的粘弾性から、地震動などに対する制振性能、タイヤのブレーキ性能予測、低周波数域では、クリープのような長期に亘る変形挙動予測等に活用できます。</p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/rubber_resilience_absorption.html">ゴム材料の反発性・振動吸収性評価</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>CFRPの動的粘弾性測定</title>
		<link>https://www.ites.co.jp/chemistry/index/thermal-analysis/cfrp.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 01 Jul 2025 08:03:33 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=47692</guid>

					<description><![CDATA[<p>軽量かつ高剛性、高強度なCFRP（炭素繊維強化プラスチック）はスポーツ用品、航空機、自動車部品等に使用されています。DMAによる動的粘弾性測定を行う場合、CFRPは一般に高弾性であり、その使用用途から曲げモードによる測定... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/cfrp.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/cfrp.html">CFRPの動的粘弾性測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="47692" class="elementor elementor-47692" data-elementor-post-type="chemistry">
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									<p>軽量かつ高剛性、高強度なCFRP（炭素繊維強化プラスチック）はスポーツ用品、航空機、自動車部品等に使用されています。DMAによる動的粘弾性測定を行う場合、CFRPは一般に高弾性であり、その使用用途から曲げモードによる測定が適していると考えられます。</p><p>曲げモードによるCFRPの動的粘弾性測定を紹介します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">曲げモードによるCFRPの動的粘弾性測定</h2>				</div>
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									<p>エポキシ樹脂をマトリクスとした平織りのカーボンファイバーからなるCFRPについて、両持ち曲げモードにてDMA測定を行いました。</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="562" src="https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-16-768x562.png" class="attachment-medium_large size-medium_large wp-image-47694" alt="DMA測定グラフ" srcset="https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-16-768x562.png 768w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-16-300x220.png 300w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-16-1024x749.png 1024w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-16-1536x1124.png 1536w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-16.png 1577w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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															<img loading="lazy" decoding="async" width="768" height="970" src="https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-16-768x970.png" class="attachment-medium_large size-medium_large wp-image-47695" alt="DMA測定" srcset="https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-16-768x970.png 768w, https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-16-238x300.png 238w, https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-16-811x1024.png 811w, https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-16.png 914w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p>160℃付近でE‘が低下し、E“が上昇する様子が観測され、ガラス転移温度を示すtanδピークトップが156℃に観測されました。</p>								</div>
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					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-691c88c" data-id="691c88c" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-32414b3 elementor-widget elementor-widget-spacer" data-id="32414b3" data-element_type="widget" data-e-type="widget" data-widget_type="spacer.default">
				<div class="elementor-widget-container">
							<div class="elementor-spacer">
			<div class="elementor-spacer-inner"></div>
		</div>
						</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-db619e4 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="db619e4" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2dd758c" data-id="2dd758c" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-ec78a1d elementor-widget elementor-widget-heading" data-id="ec78a1d" data-element_type="widget" data-e-type="widget" data-widget_type="heading.default">
				<div class="elementor-widget-container">
					<h2 class="elementor-heading-title elementor-size-default">各測定モードと適した材料及びサイズ</h2>				</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-1bcf760 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="1bcf760" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ec59b18" data-id="ec59b18" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-7f1ae72 elementor-widget elementor-widget-text-editor" data-id="7f1ae72" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>DMAの変形モードは以下の通りです。サイズを満たせばどのようなモードでの測定も可能ですが、材料の形状や弾性率、測定の目的に応じて最適な条件を選択することが理想的です。</p>								</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-d36b114 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="d36b114" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-be3a77e" data-id="be3a77e" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-d9a3837 elementor-hidden-desktop elementor-hidden-tablet elementor-widget elementor-widget-image" data-id="d9a3837" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
				<div class="elementor-widget-container">
															<img loading="lazy" decoding="async" width="655" height="227" src="https://www.ites.co.jp/wp-content/uploads/08c4953927d84ede82aade71aa8d34c2.png" class="attachment-medium_large size-medium_large wp-image-47696" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/08c4953927d84ede82aade71aa8d34c2.png 655w, https://www.ites.co.jp/wp-content/uploads/08c4953927d84ede82aade71aa8d34c2-300x104.png 300w" sizes="(max-width: 655px) 100vw, 655px" />															</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-f4eedf8 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="f4eedf8" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-de3b854 elementor-hidden-mobile" data-id="de3b854" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<section class="elementor-section elementor-inner-section elementor-element elementor-element-956bcbf elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="956bcbf" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-8e7b405" data-id="8e7b405" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-01cacf0 elementor-widget elementor-widget-text-editor" data-id="01cacf0" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="text-align: center;"><span style="color: #ffffff;"><strong>変形</strong></span><br /><span style="color: #ffffff;"><strong>モード</strong></span></p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-181039d" data-id="181039d" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-a922063 elementor-widget elementor-widget-text-editor" data-id="a922063" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="text-align: center;"><span style="color: #ffffff;"><strong>引張</strong></span></p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-9f71cb6" data-id="9f71cb6" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-ad6331e elementor-widget elementor-widget-text-editor" data-id="ad6331e" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="text-align: center;"><span style="color: #ffffff;"><b>圧縮</b></span></p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-3c26df8" data-id="3c26df8" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-21c4ec5 elementor-widget elementor-widget-spacer" data-id="21c4ec5" data-element_type="widget" data-e-type="widget" data-widget_type="spacer.default">
				<div class="elementor-widget-container">
							<div class="elementor-spacer">
			<div class="elementor-spacer-inner"></div>
		</div>
						</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-1c569b4" data-id="1c569b4" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-a136f7c elementor-widget elementor-widget-text-editor" data-id="a136f7c" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="text-align: center;"><span style="color: #ffffff;"><b>曲げ</b></span></p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-62b0a72" data-id="62b0a72" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-3a18c1e elementor-widget elementor-widget-spacer" data-id="3a18c1e" data-element_type="widget" data-e-type="widget" data-widget_type="spacer.default">
				<div class="elementor-widget-container">
							<div class="elementor-spacer">
			<div class="elementor-spacer-inner"></div>
		</div>
						</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-4be5a8a" data-id="4be5a8a" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-1af4dd2 elementor-widget elementor-widget-text-editor" data-id="1af4dd2" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="text-align: center;"><span style="color: #ffffff;"><b>ずり</b></span></p>								</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-inner-section elementor-element elementor-element-f97d35a elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="f97d35a" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-1270391" data-id="1270391" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-d28a730 elementor-widget elementor-widget-spacer" data-id="d28a730" data-element_type="widget" data-e-type="widget" data-widget_type="spacer.default">
				<div class="elementor-widget-container">
							<div class="elementor-spacer">
			<div class="elementor-spacer-inner"></div>
		</div>
						</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-acbd3a8" data-id="acbd3a8" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-a7804e5 elementor-widget elementor-widget-spacer" data-id="a7804e5" data-element_type="widget" data-e-type="widget" data-widget_type="spacer.default">
				<div class="elementor-widget-container">
							<div class="elementor-spacer">
			<div class="elementor-spacer-inner"></div>
		</div>
						</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-71735d9" data-id="71735d9" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-a2d04b3 elementor-widget elementor-widget-spacer" data-id="a2d04b3" data-element_type="widget" data-e-type="widget" data-widget_type="spacer.default">
				<div class="elementor-widget-container">
							<div class="elementor-spacer">
			<div class="elementor-spacer-inner"></div>
		</div>
						</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-e4ee1a7" data-id="e4ee1a7" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-639e882 elementor-widget elementor-widget-text-editor" data-id="639e882" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="text-align: center;"><span style="color: #ffffff;"><b>両持ち</b></span></p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-818a9a2" data-id="818a9a2" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-88079a6 elementor-widget elementor-widget-text-editor" data-id="88079a6" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="text-align: center;"><span style="color: #ffffff;"><strong>片持ち</strong></span></p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-fc80173" data-id="fc80173" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-26f36ff elementor-widget elementor-widget-text-editor" data-id="26f36ff" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="text-align: center;"><span style="color: #ffffff;"><b>3</b><b>点</b></span></p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-89962be" data-id="89962be" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-faf0efb elementor-widget elementor-widget-spacer" data-id="faf0efb" data-element_type="widget" data-e-type="widget" data-widget_type="spacer.default">
				<div class="elementor-widget-container">
							<div class="elementor-spacer">
			<div class="elementor-spacer-inner"></div>
		</div>
						</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-inner-section elementor-element elementor-element-1a40ab9 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="1a40ab9" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-2a39c8d" data-id="2a39c8d" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-8c937e5 elementor-widget elementor-widget-text-editor" data-id="8c937e5" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p style="text-align: left;">適用材料<br />（目安）</p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-484634f" data-id="484634f" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-b1a2abd elementor-widget elementor-widget-text-editor" data-id="b1a2abd" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>フィルム<br />樹脂板<br />繊維、ゴム</p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-d9fda77" data-id="d9fda77" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-7be41ba elementor-widget elementor-widget-text-editor" data-id="7be41ba" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>ゴム<br />（軟質）<br />フォーム</p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-3111d14" data-id="3111d14" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-ea6f27e elementor-widget elementor-widget-text-editor" data-id="ea6f27e" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>複合材料、<br />樹脂板<br />（低剛性）</p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-72aa0b3" data-id="72aa0b3" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-7ac1a06 elementor-widget elementor-widget-text-editor" data-id="7ac1a06" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>複合材料、<br />樹脂板<br />（高剛性）</p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-11cdd4a" data-id="11cdd4a" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-6464369 elementor-widget elementor-widget-text-editor" data-id="6464369" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>複合材料、<br />樹脂板<br />（高剛性）</p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-f2233b2" data-id="f2233b2" data-element_type="column" data-e-type="column">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-79a265f elementor-widget elementor-widget-text-editor" data-id="79a265f" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>ゴム、樹脂</p>								</div>
				</div>
					</div>
		</div>
					</div>
		</section>
				<section class="elementor-section elementor-inner-section elementor-element elementor-element-16db43d elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="16db43d" data-element_type="section" data-e-type="section">
						<div class="elementor-container elementor-column-gap-default">
					<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-ed81e69" data-id="ed81e69" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-ae8574a elementor-widget elementor-widget-text-editor" data-id="ae8574a" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>測定可<br />能形状</p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-f5b0376" data-id="f5b0376" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
						<div class="elementor-element elementor-element-792a984 elementor-widget elementor-widget-text-editor" data-id="792a984" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
				<div class="elementor-widget-container">
									<p>長さ:<br />25～55mm<br />厚さ:<br />3～0.001mm<br />最大幅:<br />10mm</p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-9787563" data-id="9787563" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
			<div class="elementor-widget-wrap elementor-element-populated">
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									<p>最大高さ:<br />15mm<br />最大断面:<br />φ15mm</p>								</div>
				</div>
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				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-2ea4d04" data-id="2ea4d04" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
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						<div class="elementor-element elementor-element-760fd58 elementor-widget elementor-widget-text-editor" data-id="760fd58" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
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									<p style="text-align: center;">長さ:50±2mm<br />最大厚さ:5mm<br />最大幅:16mm</p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-21c7b5c" data-id="21c7b5c" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
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						<div class="elementor-element elementor-element-e48e444 elementor-widget elementor-widget-text-editor" data-id="e48e444" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
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									<p>長さ:<br />55,50,45mm<br />最大厚さ:<br />5mm<br />最大幅:<br />16mm</p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-14 elementor-inner-column elementor-element elementor-element-a7f874c" data-id="a7f874c" data-element_type="column" data-e-type="column" data-settings="{&quot;background_background&quot;:&quot;classic&quot;}">
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									<p>断面形状:<br />10x10mm<br />最大厚さ:<br />6mm</p>								</div>
				</div>
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		</div>
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									<p><span style="color: #0000ff;"><strong><span style="font-size: 14pt;">DMAによる動的粘弾性測定は測定対象や目的に応じて最適な変形モードを選択する</span></strong></span><span style="color: #0000ff;"><strong><span style="font-size: 14pt;">必要があります。材料の種類、形状、使用目的から最適な変形モードを提案いたします。</span></strong></span><br><span style="color: #0000ff;"><strong><span style="font-size: 14pt;">動的粘弾性を測定したい対象がございましたら、ご相談ください。</span></strong></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/cfrp.html">CFRPの動的粘弾性測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>ポアソン比測定</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/poissons-ratio-2.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 03 Jun 2025 07:28:35 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=47528</guid>

					<description><![CDATA[<p>ポアソン比とは、物体に荷重を掛けた際に生じる縦方向と横方向のひずみの比であり、材料の強度計算等において必要になるものです。引張試験機による、ポアソン比の測定事例を紹介します。 万能材料試験機を用いた測定（ひずみゲージによ... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/poissons-ratio-2.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/poissons-ratio-2.html">ポアソン比測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="47528" class="elementor elementor-47528" data-elementor-post-type="chemistry">
						<section class="elementor-section elementor-top-section elementor-element elementor-element-08e8cd7 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="08e8cd7" data-element_type="section" data-e-type="section">
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									<p>ポアソン比とは、物体に荷重を掛けた際に生じる縦方向と横方向のひずみの比であり、材料の強度計算等において必要になるものです。引張試験機による、ポアソン比の測定事例を紹介します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">万能材料試験機を用いた測定（ひずみゲージによる測定）　</h2>				</div>
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									<p>試験片にひずみゲージを貼付け、万能材料試験機にて引張荷重を掛け、ひずみゲージより得られる縦、横のひずみを調べました。</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="645" src="https://www.ites.co.jp/wp-content/uploads/bannouzairyousikenki-1024x825.png" class="attachment-large size-large wp-image-47530" alt="万能材料試験機を用いた測定（ひずみゲージによる測定）" srcset="https://www.ites.co.jp/wp-content/uploads/bannouzairyousikenki-1024x825.png 1024w, https://www.ites.co.jp/wp-content/uploads/bannouzairyousikenki-300x242.png 300w, https://www.ites.co.jp/wp-content/uploads/bannouzairyousikenki-768x619.png 768w, https://www.ites.co.jp/wp-content/uploads/bannouzairyousikenki.png 1305w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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															<img loading="lazy" decoding="async" width="800" height="656" src="https://www.ites.co.jp/wp-content/uploads/sokuteikekka-1024x840.png" class="attachment-large size-large wp-image-47531" alt="測定結果" srcset="https://www.ites.co.jp/wp-content/uploads/sokuteikekka-1024x840.png 1024w, https://www.ites.co.jp/wp-content/uploads/sokuteikekka-300x246.png 300w, https://www.ites.co.jp/wp-content/uploads/sokuteikekka-768x630.png 768w, https://www.ites.co.jp/wp-content/uploads/sokuteikekka.png 1222w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">ひずみ測定結果とポアソン比計算結果</h2>				</div>
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				<section class="elementor-section elementor-top-section elementor-element elementor-element-b5cd9d3 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="b5cd9d3" data-element_type="section" data-e-type="section">
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									<p>2種類の材料（ポリカーボネート（PC）ポリアミドイミド（PAI））について引張荷重を掛けた際の縦横ひずみ変化を調べ、グラフの傾きよりポアソン比を計算しました。</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="571" src="https://www.ites.co.jp/wp-content/uploads/hizumisokuteikekka-1024x731.jpg" class="attachment-large size-large wp-image-47533" alt="ひずみ測定結果" srcset="https://www.ites.co.jp/wp-content/uploads/hizumisokuteikekka-1024x731.jpg 1024w, https://www.ites.co.jp/wp-content/uploads/hizumisokuteikekka-300x214.jpg 300w, https://www.ites.co.jp/wp-content/uploads/hizumisokuteikekka-768x548.jpg 768w, https://www.ites.co.jp/wp-content/uploads/hizumisokuteikekka.jpg 1385w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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															<img loading="lazy" decoding="async" width="800" height="709" src="https://www.ites.co.jp/wp-content/uploads/poissonsratio-keisankekka-1024x907.png" class="attachment-large size-large wp-image-47534" alt="ポアソン比計算結果" srcset="https://www.ites.co.jp/wp-content/uploads/poissonsratio-keisankekka-1024x907.png 1024w, https://www.ites.co.jp/wp-content/uploads/poissonsratio-keisankekka-300x266.png 300w, https://www.ites.co.jp/wp-content/uploads/poissonsratio-keisankekka-768x680.png 768w, https://www.ites.co.jp/wp-content/uploads/poissonsratio-keisankekka.png 1147w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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															<img loading="lazy" decoding="async" width="781" height="282" src="https://www.ites.co.jp/wp-content/uploads/pc-6.png" class="attachment-large size-large wp-image-47535" alt="ポリカーボネート（PC）" srcset="https://www.ites.co.jp/wp-content/uploads/pc-6.png 781w, https://www.ites.co.jp/wp-content/uploads/pc-6-300x108.png 300w, https://www.ites.co.jp/wp-content/uploads/pc-6-768x277.png 768w" sizes="(max-width: 781px) 100vw, 781px" />															</div>
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									<p style="text-align: center;">剛直性に寄与する構造</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="316" src="https://www.ites.co.jp/wp-content/uploads/pai-1.png" class="attachment-large size-large wp-image-47536" alt="ポリアミドイミド（PAI）" srcset="https://www.ites.co.jp/wp-content/uploads/pai-1.png 888w, https://www.ites.co.jp/wp-content/uploads/pai-1-300x119.png 300w, https://www.ites.co.jp/wp-content/uploads/pai-1-768x304.png 768w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">万能材料試験機を用いた測定（ビデオ伸び計による測定）　</h2>				</div>
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									<p>ゴムのような伸びの大きな材料に対しては、非接触式のビデオ伸び計による測定が有効です。サンプルのマーキング間距離の変化をカメラの撮像にて追跡し、ひずみを測定します。</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="566" src="https://www.ites.co.jp/wp-content/uploads/bannouzairyousikenki2-1024x724.png" class="attachment-large size-large wp-image-47540" alt="万能材料試験機を用いた測定（ビデオ伸び計による測定）" srcset="https://www.ites.co.jp/wp-content/uploads/bannouzairyousikenki2-1024x724.png 1024w, https://www.ites.co.jp/wp-content/uploads/bannouzairyousikenki2-300x212.png 300w, https://www.ites.co.jp/wp-content/uploads/bannouzairyousikenki2-768x543.png 768w, https://www.ites.co.jp/wp-content/uploads/bannouzairyousikenki2.png 1486w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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															<img loading="lazy" decoding="async" width="800" height="748" src="https://www.ites.co.jp/wp-content/uploads/sokuteikekka2-1024x958.png" class="attachment-large size-large wp-image-47541" alt="測定結果" srcset="https://www.ites.co.jp/wp-content/uploads/sokuteikekka2-1024x958.png 1024w, https://www.ites.co.jp/wp-content/uploads/sokuteikekka2-300x281.png 300w, https://www.ites.co.jp/wp-content/uploads/sokuteikekka2-768x718.png 768w, https://www.ites.co.jp/wp-content/uploads/sokuteikekka2.png 1111w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">ひずみ測定結果とポアソン比計算結果</h2>				</div>
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									<p>2種類のシリコーンゴム（硬質：硬度70、軟質：硬度50）についてビデオ伸び計による引張荷重を掛けた際の縦横ひずみ変化の測定とポアソン比の算出を同様に行いました。</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="722" src="https://www.ites.co.jp/wp-content/uploads/hizumisokuteikekka2-1024x924.png" class="attachment-large size-large wp-image-47542" alt="ひずみ測定結果" srcset="https://www.ites.co.jp/wp-content/uploads/hizumisokuteikekka2-1024x924.png 1024w, https://www.ites.co.jp/wp-content/uploads/hizumisokuteikekka2-300x271.png 300w, https://www.ites.co.jp/wp-content/uploads/hizumisokuteikekka2-768x693.png 768w, https://www.ites.co.jp/wp-content/uploads/hizumisokuteikekka2.png 1239w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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															<img loading="lazy" decoding="async" width="800" height="859" src="https://www.ites.co.jp/wp-content/uploads/poissonsratio-keisankekka2-954x1024.png" class="attachment-large size-large wp-image-47543" alt="ポアソン比計算結果" srcset="https://www.ites.co.jp/wp-content/uploads/poissonsratio-keisankekka2-954x1024.png 954w, https://www.ites.co.jp/wp-content/uploads/poissonsratio-keisankekka2-280x300.png 280w, https://www.ites.co.jp/wp-content/uploads/poissonsratio-keisankekka2-768x824.png 768w, https://www.ites.co.jp/wp-content/uploads/poissonsratio-keisankekka2.png 1079w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>硬質シリコーンゴムの方がポアソン比が低い結果となりました。</p><p>硬質シリコーンゴムは、軟質シリコーンゴムに比べ架橋部が多い、添加剤の種類、量が異なるなどでポアソン比が小さくなったものと考えられます。</p>								</div>
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									<p><span style="color: #0000ff;"><strong>引張試験によるポアソン比測定、強度測定に対応致します。測定対象に応じて最適な伸び計を選択致します。</strong></span></p><p><span style="color: #0000ff;"><strong>お気軽にご相談下さい。</strong></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/poissons-ratio-2.html">ポアソン比測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>冷却 (クライオ)イオンミリング断面加工例 (ゴム製品)</title>
		<link>https://www.ites.co.jp/section/index/processing_technologies/cooling-cp.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Wed, 07 May 2025 05:08:33 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=section&#038;p=47220</guid>

					<description><![CDATA[<p>ゴムは柔らかく、弾力があり、断面加工が難しい材料の１つです。ゴムの種類も様々あり、天然ゴム、合成ゴム、シリコンゴム、ニトリルゴム、等々、20種類近くあるようです。身近な用途としては、Oリング、タイヤ、防振マット、輪ゴム、... </p>
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The post <a href="https://www.ites.co.jp/section/index/processing_technologies/cooling-cp.html">冷却 (クライオ)イオンミリング断面加工例 (ゴム製品)</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>ゴムは柔らかく、弾力があり、断面加工が難しい材料の１つです。ゴムの種類も様々あり、天然ゴム、合成ゴム、シリコンゴム、ニトリルゴム、等々、20種類近くあるようです。身近な用途としては、Oリング、タイヤ、防振マット、輪ゴム、など様々なところで利用されています。<br />今回、本物の車のタイヤは無理なので、おもちゃの車のタイヤを使い断面加工方法について検討を行いました。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">ゴム製品の断面作製</h2>				</div>
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									<p>分析例　プルバックカーのタイヤ</p><p>おもちゃのタイヤとして使われている部品で、プラスチック基材のホイールにゴムのタイヤが接着されています。この接着部について手法別に断面を作製し観察してみました。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">断面作製手法の比較</h2>				</div>
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									<p>３つの手法により作製した断面のSEM観察を実施するとゴム内部に存在しているフィラーが確認されました。液体窒素による割断や機械研磨では大小のフィラーの分散状態や接着界面の様子が明瞭でないことがわかりました。</p>								</div>
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									<p style="text-align: center;"><span style="color: #ffffff;">① 液体窒素割断(-196℃)</span></p>								</div>
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									<p style="text-align: center;"><span style="color: #ffffff;">② 機械研磨</span></p>								</div>
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									<p style="text-align: center;"><span style="color: #ffffff;">③ クライオCP(-150℃)</span></p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="690" src="https://www.ites.co.jp/wp-content/uploads/6d58f877a83b152a3c3b13756107b189-4-768x690.png" class="attachment-medium_large size-medium_large wp-image-47225" alt="液体窒素" srcset="https://www.ites.co.jp/wp-content/uploads/6d58f877a83b152a3c3b13756107b189-4-768x690.png 768w, https://www.ites.co.jp/wp-content/uploads/6d58f877a83b152a3c3b13756107b189-4-300x270.png 300w, https://www.ites.co.jp/wp-content/uploads/6d58f877a83b152a3c3b13756107b189-4.png 812w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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															<img loading="lazy" decoding="async" width="768" height="631" src="https://www.ites.co.jp/wp-content/uploads/f470ecac932000fe5a8dfd123084d891-4-768x631.png" class="attachment-medium_large size-medium_large wp-image-47227" alt="クライオCP" srcset="https://www.ites.co.jp/wp-content/uploads/f470ecac932000fe5a8dfd123084d891-4-768x631.png 768w, https://www.ites.co.jp/wp-content/uploads/f470ecac932000fe5a8dfd123084d891-4-300x247.png 300w, https://www.ites.co.jp/wp-content/uploads/f470ecac932000fe5a8dfd123084d891-4.png 810w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p style="text-align: center;"><span style="font-size: 18pt;"><b>○</b></span></p>								</div>
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									<p style="text-align: center;">作製時間が短い</p>								</div>
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									<p style="text-align: center;">加工領域が広い<br />位置精度が高い</p>								</div>
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									<p style="text-align: center;">低融点材料の加工<br />機械的ダメージを作り込まない<br />平坦な断面</p>								</div>
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		</section>
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									<p style="text-align: center;"><span style="font-size: 18pt;"><b>×</b></span></p>								</div>
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									<p style="text-align: center;">破面に凹凸がある</p>								</div>
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									<p style="text-align: center;">機械的ダメージ</p>								</div>
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									<p style="text-align: center;">加工範囲が狭い<br />加工時間が長い</p>								</div>
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															<img loading="lazy" decoding="async" width="729" height="385" src="https://www.ites.co.jp/wp-content/uploads/5df6d65282060e9bdeaa39156d5a88a9.png" class="attachment-medium_large size-medium_large wp-image-47231" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/5df6d65282060e9bdeaa39156d5a88a9.png 729w, https://www.ites.co.jp/wp-content/uploads/5df6d65282060e9bdeaa39156d5a88a9-300x158.png 300w" sizes="(max-width: 729px) 100vw, 729px" />															</div>
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									<p>ゴム製品において液体窒素による割断や機械研磨により作製された断面は凹凸や機械的ダメージの影響が大きい。冷却 (クライオ)イオンミリングによって作製された断面ではゴム内に含まれるフィラーの分散状態やプラスチック基材との接着界面の様子を明瞭に観察することができます。</p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/section/index/processing_technologies/cooling-cp.html">冷却 (クライオ)イオンミリング断面加工例 (ゴム製品)</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>有機物の成分分析～FT-IRとGC/MS～</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir_gc-ms.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Thu, 03 Apr 2025 06:54:51 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=46510</guid>

					<description><![CDATA[<p>有機物の成分分析にはFT-IRやGC/MSがよく用いられます。成分分析を行う際に、FT-IRとGC/MSをどのように使い分けるのか一例を紹介します。 FT-IRを用いる主成分分析 成分未知のプラスチック製容器におけるFT... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir_gc-ms.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir_gc-ms.html">有機物の成分分析～FT-IRとGC/MS～</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="46510" class="elementor elementor-46510" data-elementor-post-type="chemistry">
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									<p>有機物の成分分析にはFT-IRやGC/MSがよく用いられます。成分分析を行う際に、FT-IRとGC/MSをどのように使い分けるのか一例を紹介します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">FT-IRを用いる主成分分析</h2>				</div>
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									<p>成分未知のプラスチック製容器におけるFT-IR測定を行いました。</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="466" src="https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-9-768x466.png" class="attachment-medium_large size-medium_large wp-image-46512" alt="FT-IR" srcset="https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-9-768x466.png 768w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-9-300x182.png 300w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-9-1024x622.png 1024w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-9.png 1421w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p>容器のIRスペクトルはポリプロピレン（PP）のスペクトルとほぼ一致することから、容器の主成分はPPであると言えます。</p>								</div>
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									<p>FT-IR測定では成分既知の物質のIRスペクトルと比較することによって有機物の主成分を分析することが出来ます。また、樹脂製品のフィラーとしてよく用いられる炭酸カルシウムやタルクなどは無機物であっても特徴的なIRスペクトルを示すため、一部の無機物も分析することが出来ます。なお、GC/MS測定では無機物のようにガス化しにくい物質を分析することは出来ません。そういった点からも、成分未知の物質を分析する場合、まずはFT-IR測定を行うことを推奨します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">GC/MSを用いる添加剤等の微量成分分析</h2>				</div>
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									<p>主成分がPPである容器を少量採取し、熱脱着GC/MS測定※を行いました。<br />※主成分樹脂の熱分解温度よりも低い温度で揮発する物質の分析に適した設定でのGC/MS測定</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="298" src="https://www.ites.co.jp/wp-content/uploads/7d6fddc4d5f4457e598413974089fe73-8-768x298.png" class="attachment-medium_large size-medium_large wp-image-46513" alt="GC/MS" srcset="https://www.ites.co.jp/wp-content/uploads/7d6fddc4d5f4457e598413974089fe73-8-768x298.png 768w, https://www.ites.co.jp/wp-content/uploads/7d6fddc4d5f4457e598413974089fe73-8-300x116.png 300w, https://www.ites.co.jp/wp-content/uploads/7d6fddc4d5f4457e598413974089fe73-8-1024x398.png 1024w, https://www.ites.co.jp/wp-content/uploads/7d6fddc4d5f4457e598413974089fe73-8-1536x596.png 1536w, https://www.ites.co.jp/wp-content/uploads/7d6fddc4d5f4457e598413974089fe73-8-2048x795.png 2048w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p>熱脱着GC/MSのトータルイオンクロマトグラムにおいて複数のピークが観察されました。各ピークのMSスペクトル解析の結果、PP容器にフェノール系酸化防止剤とリン系酸化防止剤が含まれていることが示唆されました（大部分のピークはPPの分解生成物に由来するものと考えられます）。<br />添加剤の含有量は1％未満と非常に微量であることが多いですが、GC/MS測定ではppmオーダーで含まれる添加剤も分析することが出来ます。なお、FT-IR測定では最低でも数％以上含まれている物質でないと分析が困難です。成分未知の物質の主成分だけではなく、添加剤等の微量に含まれる有機物も分析したい場合にはGC/MS測定を行うことを推奨します。</p>								</div>
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									<p style="text-align: center;"><span style="font-size: 12pt; color: #0000ff;">成分分析を行う際は目的や試料に合わせて適切な分析手法を選択する必要があります。</span><br /><span style="font-size: 12pt; color: #0000ff;">分析手法の提案も出来ますので、まずはお気軽にご相談ください。</span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir_gc-ms.html">有機物の成分分析～FT-IRとGC/MS～</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>ゴム熱老化試験</title>
		<link>https://www.ites.co.jp/guarantee/index/reliability/rubber-heat-agingtest.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Thu, 03 Apr 2025 06:47:10 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=guarantee&#038;p=46497</guid>

					<description><![CDATA[<p>材料の熱老化特性を評価することは、実使用環境における材料の特性を評価することに役立ちます。加硫ゴムの熱老化試験の事例を紹介します。 熱老化試験 JIS K6257（加硫ゴム及び熱可塑性ゴム−熱老化特性の求め方）に準拠した... </p>
<div class="textAR"><a href="https://www.ites.co.jp/guarantee/index/reliability/rubber-heat-agingtest.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/guarantee/index/reliability/rubber-heat-agingtest.html">ゴム熱老化試験</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="46497" class="elementor elementor-46497" data-elementor-post-type="guarantee">
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									<p>材料の熱老化特性を評価することは、実使用環境における材料の特性を評価することに役立ちます。加硫ゴムの熱老化試験の事例を紹介します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">熱老化試験</h2>				</div>
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									<p>JIS K6257（加硫ゴム及び熱可塑性ゴム−熱老化特性の求め方）に準拠した手法でギアーオーブン内にゴム試験片を吊るし、熱処理時間を変えた試験片を作製しました。</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="590" src="https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-9-768x590.jpg" class="attachment-medium_large size-medium_large wp-image-46502" alt="使用装置" srcset="https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-9-768x590.jpg 768w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-9-300x231.jpg 300w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-9.jpg 980w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p style="text-align: center;">使用装置</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="554" src="https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-2-768x554.jpg" class="attachment-medium_large size-medium_large wp-image-46503" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-2-768x554.jpg 768w, https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-2-300x217.jpg 300w, https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-2.jpg 992w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p style="text-align: center;">試験の様子</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">物性評価</h2>				</div>
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									<p>加熱した天然ゴム（NR）を引張試験を行って機械物性の変化を調べました。同時に硬さを測定し、ゴムとしての特性の変化を調べました。</p>								</div>
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									<p>加熱温度：120℃　引張試験：万能材料試験機<br />硬さ測定：マイクロゴム硬度計</p>								</div>
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															<img loading="lazy" decoding="async" width="501" height="389" src="https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-9.png" class="attachment-medium_large size-medium_large wp-image-46504" alt="ＮＲゴム" srcset="https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-9.png 501w, https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-9-300x233.png 300w" sizes="(max-width: 501px) 100vw, 501px" />															</div>
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															<img loading="lazy" decoding="async" width="768" height="598" src="https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-8-768x598.png" class="attachment-medium_large size-medium_large wp-image-46505" alt="引張特性の変化" srcset="https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-8-768x598.png 768w, https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-8-300x234.png 300w, https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-8-1024x797.png 1024w, https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-8.png 1288w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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															<img loading="lazy" decoding="async" width="768" height="643" src="https://www.ites.co.jp/wp-content/uploads/7adfed136bf50c6b1f5c23f5919c3a0a-10-768x643.png" class="attachment-medium_large size-medium_large wp-image-46506" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/7adfed136bf50c6b1f5c23f5919c3a0a-10-768x643.png 768w, https://www.ites.co.jp/wp-content/uploads/7adfed136bf50c6b1f5c23f5919c3a0a-10-300x251.png 300w, https://www.ites.co.jp/wp-content/uploads/7adfed136bf50c6b1f5c23f5919c3a0a-10-1024x858.png 1024w, https://www.ites.co.jp/wp-content/uploads/7adfed136bf50c6b1f5c23f5919c3a0a-10.png 1195w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p>加熱に伴いゴム弾性が失われ、硬くなる様子が確認されました。</p>								</div>
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									<p><span style="font-size: 14pt; color: #0000ff;"><strong>アイテスではゴムなどの材料の熱老化試験、湿熱劣化試験などの各種試験に対応可能です。お気軽にご相談下さい。</strong></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/guarantee/index/reliability/rubber-heat-agingtest.html">ゴム熱老化試験</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>3D形状測定機による基板変形観察</title>
		<link>https://www.ites.co.jp/guarantee/index/evaluation/substrate-deformation.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Wed, 19 Mar 2025 07:54:15 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=guarantee&#038;p=45506</guid>

					<description><![CDATA[<p>プラスチックやPCB基板の曲げ試験を参考にPCB基板に圧力を加え、変化状態を3D形状測定機（VR-6200）で計測しました。カラーパレットやラインプロファイルで測定結果が確認できるため、加圧により凹んだ形状や量を視覚的に... </p>
<div class="textAR"><a href="https://www.ites.co.jp/guarantee/index/evaluation/substrate-deformation.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/guarantee/index/evaluation/substrate-deformation.html">3D形状測定機による基板変形観察</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="45506" class="elementor elementor-45506" data-elementor-post-type="guarantee">
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									<p>プラスチックやPCB基板の曲げ試験を参考にPCB基板に圧力を加え、変化状態を3D形状測定機（VR-6200）で計測しました。カラーパレットやラインプロファイルで測定結果が確認できるため、加圧により凹んだ形状や量を視覚的に確認することが可能です。</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="494" src="https://www.ites.co.jp/wp-content/uploads/VR-6200-2-768x494.png" class="attachment-medium_large size-medium_large wp-image-46190" alt="VR-6200" srcset="https://www.ites.co.jp/wp-content/uploads/VR-6200-2-768x494.png 768w, https://www.ites.co.jp/wp-content/uploads/VR-6200-2-300x193.png 300w, https://www.ites.co.jp/wp-content/uploads/VR-6200-2.png 966w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p>VR-6200は凹凸、うねり、面粗さなどの表面形状を非接触で計測できる測定器です。</p>								</div>
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															<img loading="lazy" decoding="async" width="482" height="622" src="https://www.ites.co.jp/wp-content/uploads/oshikomiki1.png" class="attachment-medium_large size-medium_large wp-image-46191" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/oshikomiki1.png 482w, https://www.ites.co.jp/wp-content/uploads/oshikomiki1-232x300.png 232w" sizes="(max-width: 482px) 100vw, 482px" />															</div>
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															<img loading="lazy" decoding="async" width="768" height="585" src="https://www.ites.co.jp/wp-content/uploads/oshikomiki2-768x585.png" class="attachment-medium_large size-medium_large wp-image-46192" alt="押し込み器2" srcset="https://www.ites.co.jp/wp-content/uploads/oshikomiki2-768x585.png 768w, https://www.ites.co.jp/wp-content/uploads/oshikomiki2-300x228.png 300w, https://www.ites.co.jp/wp-content/uploads/oshikomiki2.png 780w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p>押し込み器は基板などの試料に対し、圧子により一定量の加圧ができる治具です。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">PCB基板の加圧変形状態確認</h2>				</div>
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									<p>押し込み器により0.5㎜刻みでPCB基板を押し込み、10分間保持してからVR-6200により計測を行いました。本来の曲げ試験では押し込み時の変位量を計測しますが、VR-6200により解放後も変形が残る様子が確認できました。</p>								</div>
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									<p><span style="color: #0000ff;"><strong>機械試験後の表面観察や断面観察の他、各種分析サービスも承っております。ぜひ下記HPまでお越しください。</strong></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/guarantee/index/evaluation/substrate-deformation.html">3D形状測定機による基板変形観察</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>FT-IRとEDXによる有機・無機複合材の分析</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir-edx-material-analysis.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Mon, 09 Dec 2024 07:02:17 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=44743</guid>

					<description><![CDATA[<p>樹脂製品の主成分は樹脂であり有機物ですが、機能性を付与するために様々な無機物が添加されていることがあります。今回はFT-IRとSEM-EDXを用いて有機・無機複合材の分析を行った例を紹介します。 FT-IRを用いる有機物... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir-edx-material-analysis.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir-edx-material-analysis.html">FT-IRとEDXによる有機・無機複合材の分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="44743" class="elementor elementor-44743" data-elementor-post-type="chemistry">
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									<p>樹脂製品の主成分は樹脂であり有機物ですが、機能性を付与するために様々な無機物が添加されていることがあります。今回はFT-IRとSEM-EDXを用いて有機・無機複合材の分析を行った例を紹介します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">FT-IRを用いる有機物分析</h2>				</div>
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									<p>ペットボトルラベル表面の光沢がある部分と無い部分におけるFT-IR測定を行いました。</p>								</div>
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									<p>光沢部分と光沢の無い部分ではIRスペクトルが異なりました。光沢の無い部分はアクリル樹脂のスペクトルと類似することから主成分としてはアクリル樹脂であると考えられます（光沢部分の主成分はPET樹脂）。ただし、アクリル樹脂のスペクトルには見られないピークも観察されました。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">SEM-EDXによる無機物分析</h2>				</div>
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									<p>光沢がある部分と無い部分におけるSEM-EDX測定を行い、EDXスペクトルと反射電子像を得ました。</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="205" src="https://www.ites.co.jp/wp-content/uploads/SEM-EDX-1024x262.jpg" class="attachment-large size-large wp-image-44747" alt="SEM-EDX" srcset="https://www.ites.co.jp/wp-content/uploads/SEM-EDX-1024x262.jpg 1024w, https://www.ites.co.jp/wp-content/uploads/SEM-EDX-300x77.jpg 300w, https://www.ites.co.jp/wp-content/uploads/SEM-EDX-768x197.jpg 768w, https://www.ites.co.jp/wp-content/uploads/SEM-EDX-1536x394.jpg 1536w, https://www.ites.co.jp/wp-content/uploads/SEM-EDX-2048x525.jpg 2048w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>光沢の無い部分は光沢部分と異なり硫黄（S）、バリウム（Ba）が検出されました。反射電子像から、光沢の無い部分には比較的重い元素から成る、数μm程度の大きさの粒子が全面に存在していることがわかりました（元素マッピングからこの粒子は硫酸バリウム（BaSO<sub>4</sub>）であることもわかりました）。</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="166" src="https://www.ites.co.jp/wp-content/uploads/sokuteikekka-1-1024x213.png" class="attachment-large size-large wp-image-44749" alt="sokuteikekka" srcset="https://www.ites.co.jp/wp-content/uploads/sokuteikekka-1-1024x213.png 1024w, https://www.ites.co.jp/wp-content/uploads/sokuteikekka-1-300x62.png 300w, https://www.ites.co.jp/wp-content/uploads/sokuteikekka-1-768x160.png 768w, https://www.ites.co.jp/wp-content/uploads/sokuteikekka-1-1536x319.png 1536w, https://www.ites.co.jp/wp-content/uploads/sokuteikekka-1-2048x426.png 2048w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>FT-IRなどの有機物分析に適した手法と、SEM-EDXなどの無機物分析に適した手法を組み合わせることによって有機・無機複合材の正確な組成を得ることが出来ます。</p>								</div>
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				<section class="elementor-section elementor-top-section elementor-element elementor-element-972766b elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="972766b" data-element_type="section" data-e-type="section">
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir-edx-material-analysis.html">FT-IRとEDXによる有機・無機複合材の分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>薬液処理による金属組織観察</title>
		<link>https://www.ites.co.jp/section/index/bservation_technologies/metal-structure_chemical-treatment.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Mon, 29 Jul 2024 01:00:36 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=section&#038;p=43305</guid>

					<description><![CDATA[<p>金属試料の薬品処理を行う事で金属組織を明瞭に観察する事ができます。組織を観察する事で試料の状態や熱、応力などの印加履歴などが確認出来る事があり、組織形状から製品の出来具合や不具合調査の手がかりが得られます。 アルミニウム... </p>
<div class="textAR"><a href="https://www.ites.co.jp/section/index/bservation_technologies/metal-structure_chemical-treatment.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/section/index/bservation_technologies/metal-structure_chemical-treatment.html">薬液処理による金属組織観察</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="43305" class="elementor elementor-43305" data-elementor-post-type="section">
						<section class="elementor-section elementor-top-section elementor-element elementor-element-45f2482 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="45f2482" data-element_type="section" data-e-type="section">
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									<p>金属試料の薬品処理を行う事で金属組織を明瞭に観察する事ができます。組織を観察する事で試料の状態や熱、応力などの印加履歴などが確認出来る事があり、組織形状から製品の出来具合や不具合調査の手がかりが得られます。</p>								</div>
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				<section class="elementor-section elementor-top-section elementor-element elementor-element-6db915c elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="6db915c" data-element_type="section" data-e-type="section">
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					<h2 class="elementor-heading-title elementor-size-default">アルミニウム板のマクロ組織</h2>				</div>
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															<img loading="lazy" decoding="async" width="768" height="698" src="https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-5-768x698.png" class="attachment-medium_large size-medium_large wp-image-43307" alt="アルミニウム版" srcset="https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-5-768x698.png 768w, https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-5-300x273.png 300w, https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-5-1024x931.png 1024w, https://www.ites.co.jp/wp-content/uploads/cbf5b9f60da99bf791c0aa12a770f429-5.png 1152w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 15px; font-style: normal; font-weight: 300;">薬品処理により結晶粒を顕在化する事で比較的広範囲の結晶形状の確認を行う事ができます。肥大化や微細化した組織はその部分に熱や応力が加わった痕跡である場合などがあります。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">銅端子のロウ付部</h2>				</div>
				</div>
				<div class="elementor-element elementor-element-ba66527 elementor-widget__width-initial elementor-widget elementor-widget-image" data-id="ba66527" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
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															<img loading="lazy" decoding="async" width="768" height="750" src="https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-3-e1721964806955-768x750.png" class="attachment-medium_large size-medium_large wp-image-43308" alt="銅端子" srcset="https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-3-e1721964806955-768x750.png 768w, https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-3-e1721964806955-300x293.png 300w, https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-3-e1721964806955-1024x1001.png 1024w, https://www.ites.co.jp/wp-content/uploads/5e4896966c9944fcf00890f4502605bf-3-e1721964806955.png 1092w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p>薬品処理により母材やロウ材の組織が明瞭に見られます。ロウ材中に一見では大きな化合物（丸枠部）に見えた箇所も薬品処理を行う事で母材と同じ組織である事が判明し、母材の欠片である事が分かります。</p>								</div>
				</div>
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		</div>
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		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-e6ecfa7 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="e6ecfa7" data-element_type="section" data-e-type="section">
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					<h2 class="elementor-heading-title elementor-size-default">真鍮ネジ　</h2>				</div>
				</div>
				<div class="elementor-element elementor-element-fbbc398 elementor-widget__width-initial elementor-widget elementor-widget-image" data-id="fbbc398" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
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															<img loading="lazy" decoding="async" width="768" height="679" src="https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-4-768x679.png" class="attachment-medium_large size-medium_large wp-image-43309" alt="真鍮ネジ　" srcset="https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-4-768x679.png 768w, https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-4-300x265.png 300w, https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-4-1024x906.png 1024w, https://www.ites.co.jp/wp-content/uploads/1efad1b5aa917a846fa5b3fc11367269-4.png 1193w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 15px; font-style: normal; font-weight: 300;">薬品処理により組織の微細化部分が顕在化。ネジの頭やネジ切り部の組織が微細化しているのは、製造工程のプレス加工によるものと推測されます。組織を確認する事で応力の状態が分かり、加工工程での不具合発見の手がかりになる事もあります。</span></p>								</div>
				</div>
					</div>
		</div>
				<div class="elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-5b4ed16" data-id="5b4ed16" data-element_type="column" data-e-type="column">
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					<h2 class="elementor-heading-title elementor-size-default">SUS棒の溶接部</h2>				</div>
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									<p><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 15px; font-style: normal; font-weight: 300;">SUS棒の芯線に細線を超音波接合されていると推測される部材。薬品処理を行う事で超音波により微細化された組織が明瞭に確認でき、超音波接合の印加領域が確認できます。</span></p>								</div>
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									<p><span style="font-size: 12pt;"><strong><span style="color: #000080;">その他、断面観察や各種分析サービスもございます。一度、下記HPまでお越しください。</span></strong></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/section/index/bservation_technologies/metal-structure_chemical-treatment.html">薬液処理による金属組織観察</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>ポアソン比測定</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/poissons-ratio.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 28 May 2024 01:00:58 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=42529</guid>

					<description><![CDATA[<p>ポアソン比とは、物体に荷重を掛けた際に生じる縦方向と横方向のひずみの比であり、材料の強度計算等において必要になるものです。引張試験機とひずみゲージを用いた、ポアソン比の測定事例を紹介します。 引張試験機を用いた測定　 試... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/poissons-ratio.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/poissons-ratio.html">ポアソン比測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="42529" class="elementor elementor-42529" data-elementor-post-type="chemistry">
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									<p>ポアソン比とは、物体に荷重を掛けた際に生じる縦方向と横方向のひずみの比で<span style="font-size: 15px;">あり、材料の強度計算等において必要になるものです。引張試験機とひずみゲージ</span><span style="font-size: 15px;">を用いた、ポアソン比の測定事例を紹介します。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">引張試験機を用いた測定　</h2>				</div>
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									<p>試験片にひずみゲージを貼付け、引張試験機にて荷重を掛け、ひずみゲージより<span style="font-size: 15px;">得られる縦、横のひずみを調べました。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="642" src="https://www.ites.co.jp/wp-content/uploads/Picture1-16-1024x822.png" class="attachment-large size-large wp-image-42771" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/Picture1-16-1024x822.png 1024w, https://www.ites.co.jp/wp-content/uploads/Picture1-16-300x241.png 300w, https://www.ites.co.jp/wp-content/uploads/Picture1-16-768x617.png 768w, https://www.ites.co.jp/wp-content/uploads/Picture1-16.png 1305w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">ひずみ測定結果とポアソン比計算結果</h2>				</div>
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									<p>2種類の材料（ポリカーボネート（PC）ポリアミドイミド（PAI））について<span style="font-size: 15px;">引張荷重を掛けた際の縦横ひずみ変化を調べ、グラフの傾きよりポアソン比を</span><span style="font-size: 15px;">計算しました。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="548" src="https://www.ites.co.jp/wp-content/uploads/Picture1-15-768x548.jpg" class="attachment-medium_large size-medium_large wp-image-42773" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/Picture1-15-768x548.jpg 768w, https://www.ites.co.jp/wp-content/uploads/Picture1-15-300x214.jpg 300w, https://www.ites.co.jp/wp-content/uploads/Picture1-15-1024x731.jpg 1024w, https://www.ites.co.jp/wp-content/uploads/Picture1-15.jpg 1385w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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															<img loading="lazy" decoding="async" width="800" height="556" src="https://www.ites.co.jp/wp-content/uploads/Picture4-4-1024x712.png" class="attachment-large size-large wp-image-42774" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/Picture4-4-1024x712.png 1024w, https://www.ites.co.jp/wp-content/uploads/Picture4-4-300x209.png 300w, https://www.ites.co.jp/wp-content/uploads/Picture4-4-768x534.png 768w, https://www.ites.co.jp/wp-content/uploads/Picture4-4.png 1079w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>PAIは高い剛直性と分子間力を示す<span style="font-size: 15px;">構造を持っており、ポアソン比が</span><span style="font-size: 15px;">より小さくなったと考えられます。</span></p>								</div>
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									<p><strong><span style="color: #0000ff;">引張試験によるポアソン比測定、強度測定に対応致します。お気軽にご相談下さい。</span></strong></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/poissons-ratio.html">ポアソン比測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>ラマンスペクトル解析（UV硬化樹脂）</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/raman_spectros_analysis.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Mon, 11 Mar 2024 23:00:10 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=42067</guid>

					<description><![CDATA[<p>ラマンスペクトルには有機化合物の官能基が反映されます。UV硬化性樹脂のUV照射前後のスペクトルを解析しました。 UV照射前後のラマンスペクトル UV硬化樹脂（アクリル系）に紫外線を照射し、照射前後のラマンスペクトルを取得... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/raman_spectros_analysis.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/raman_spectros_analysis.html">ラマンスペクトル解析（UV硬化樹脂）</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="42067" class="elementor elementor-42067" data-elementor-post-type="chemistry">
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									<p>ラマンスペクトルには有機化合物の官能基が反映されます。UV硬化性樹脂の<span style="font-size: 15px;">UV照射前後のスペクトルを解析しました。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">UV照射前後のラマンスペクトル</h2>				</div>
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									<p>UV硬化樹脂（アクリル系）に紫外線を照射し、照射前後のラマンスペクトルを取得しました。</p>								</div>
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									<p style="text-align: center;">ラマンスペクトル中のピークの変化（UV照射前→UV照射後）</p>								</div>
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															<img loading="lazy" decoding="async" width="331" height="107" src="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2024-03-06-095857.png" class="attachment-large size-large wp-image-42070" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2024-03-06-095857.png 331w, https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2024-03-06-095857-300x97.png 300w" sizes="(max-width: 331px) 100vw, 331px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">硬化モードの推定</h2>				</div>
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									<p>検出されたピークからこのUV硬化樹脂は、紫外線により発生した活性種により、ビニル基（C=C）<span style="font-size: 15px;">が反応する重合反応が進行しているものと考えられます。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="125" src="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2024-03-07-091059.png" class="attachment-large size-large wp-image-42075" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2024-03-07-091059.png 835w, https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2024-03-07-091059-300x47.png 300w, https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2024-03-07-091059-768x120.png 768w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p><span style="color: #3366ff;"><b>ラマンスペクトルの解析により硬化反応がある程度推定可能です。より詳しい硬化<span style="font-size: 15px;">モード硬化解析のためにはGCMS等の分析が必要ですがアイテスではスペクトル</span><span style="font-size: 15px;">解析により、構造推定だけでなく、反応の推定まで対応致します。</span></b></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/raman_spectros_analysis.html">ラマンスペクトル解析（UV硬化樹脂）</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>二次イオン質量分析法（SIMS)</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/secondary-ion-mass-spectrometry-sims.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 27 Feb 2024 01:00:43 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=41952</guid>

					<description><![CDATA[<p>特徴 試料中に含まれる微量の全元素（H〜U）をppmからppbの高感度で検出することが出来ます。定性分析及び深さ方向分析が可能です。 加えて標準試料による高精度な定量分析が可能です。(弊社の協力会社での分析実施) CAM... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/secondary-ion-mass-spectrometry-sims.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/secondary-ion-mass-spectrometry-sims.html">二次イオン質量分析法（SIMS)</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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					<h2 class="elementor-heading-title elementor-size-default">特徴</h2>				</div>
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									<p>試料中に含まれる微量の全元素（H〜U）をppmからppbの高感度で検出することが出来ます。定性分析及び深さ方向分析が可能です。</p><p>加えて標準試料による高精度な定量分析が可能です。(弊社の協力会社での分析実施)</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">CAMECA ims 7f auto</h2>				</div>
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									<p>仕様：</p><p>➢  試料の自動ロード／アンロード，</p><p>高スループット(24試料/ロード)</p><p>➢  比類のないデプスプロファイリング能力と</p><p>高い デプス分解能，広ダイナミックレンジ</p><p>➢  ガラス，金属，セラミックス，Si，化合物半導体，</p><p>浅いインプラントなどの分析に最適化</p><p>➢  最高検出限界： ppmからppb (10-<sup>6</sup> ～10-<sup>9</sup>)</p><p>➢  最小ビーム径：約30um</p><p>材質によってさらにビーム径を落とせる</p>								</div>
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									<p>イオン注入の砒素デプス分析 : 合計36回実行，RSD=0.33% (RSD: 相対標準偏差)</p>								</div>
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		<title>不織布シートの細孔分布評価</title>
		<link>https://www.ites.co.jp/chemistry/index/surface_analysis/pore-distribution-evaluation_nonwoven-fabric-sheets.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 27 Feb 2024 01:00:33 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=41941</guid>

					<description><![CDATA[<p>不織布シートや膜材料の孔径、細孔分布の評価は、機能材料の性能評価、品質管理において重要な分析項目です。不織布シートの最大孔径、細孔分布を、バブルポイント法を用いて評価した例を紹介します。 バブルポイント法について バブル... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/surface_analysis/pore-distribution-evaluation_nonwoven-fabric-sheets.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/surface_analysis/pore-distribution-evaluation_nonwoven-fabric-sheets.html">不織布シートの細孔分布評価</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>不織布シートや膜材料の孔径、細孔分布の評価は、機能材料の性能評価、品質管理において重要な分析項目です。不織布シートの最大孔径、細孔分布を、バブルポイント法を用いて評価した例を紹介します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">バブルポイント法について</h2>				</div>
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									<p>バブルポイント法は、紙、不織布などシート状材料の孔径評価に適した分析手法です。概要を図1に示します。</p><p>試料を薬液に浸漬し空気圧を加えます。圧力を加え、シートに染み込んだ薬液の表面張力に打ち勝ち、気泡の出現が生じたときの圧力をバブルポイントといいます。</p><p>最大孔径dは、バブルポイントの圧力、薬液の表面張力を基に計算することが可能です。</p><p> </p>								</div>
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									<p>d = C γ / P</p><p>　　d: 最大孔径</p><p>　　C: 定数　　γ: 薬液の表面張力 　P: 差圧</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="636" src="https://www.ites.co.jp/wp-content/uploads/画像1-19-768x636.png" class="attachment-medium_large size-medium_large wp-image-41943" alt="バブルポイント法の概要" srcset="https://www.ites.co.jp/wp-content/uploads/画像1-19-768x636.png 768w, https://www.ites.co.jp/wp-content/uploads/画像1-19-300x248.png 300w, https://www.ites.co.jp/wp-content/uploads/画像1-19-1024x848.png 1024w, https://www.ites.co.jp/wp-content/uploads/画像1-19.png 1036w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p>圧力変化に応じて、ガスの流量も変化します。流量計でガス量の変化を確認することで、細孔の分布の計測も可能となります。</p><p>通常は、水を用いて測定を行いますが、孔径が小さい場合や試料に液が染み込みにくい場合は、フルオロエーテル系の薬液を用います。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">液漏れ防止用不織布シートの孔径評価</h2>				</div>
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									<p>液漏れ防止用の不織布シートをフルオロエーテル系の薬液に浸し、空気圧を掛けたときの流量変化を図2に示します。</p><p>バブルポイント圧は 33.80KPaで、算出された最大孔径は1.35μmとなりました。細孔の分布を評価したところ、孔径サイズは、1.0～1.3μm程度でほぼ均一となっておりました（図3）。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">適用範囲</h2>				</div>
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									<p>今回は、液漏れ防止用不織布シートの分析事例を紹介しましたが、バッテリーセパレーターの孔径分布評価やピンホール検出にも適用可能な分析手法です。</p>								</div>
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									<p style="language: ja; line-height: 110%; margin-top: 0pt; margin-bottom: 0pt; margin-left: 0in; text-align: justify; text-justify: inter-ideograph; direction: ltr; unicode-bidi: embed; mso-line-break-override: none; word-break: normal; punctuation-wrap: hanging;"><span style="font-size: 11pt; font-family: メイリオ;">測定孔径（浸漬液によって異なります）</span></p><p style="language: ja; line-height: 110%; margin-top: 0pt; margin-bottom: 0pt; margin-left: 0in; text-align: justify; text-justify: inter-ideograph; direction: ltr; unicode-bidi: embed; mso-line-break-override: none; word-break: normal; punctuation-wrap: hanging;"><span style="font-size: 11pt; font-family: メイリオ;">　　水　　　約</span><span style="font-size: 11pt; font-family: メイリオ;">0.2</span><span style="font-size: 11pt; font-family: メイリオ;">～</span><span style="font-size: 11pt; font-family: メイリオ;">200μm</span></p><p><span style="font-size: 11pt; font-family: メイリオ;">　　フルオロエーテル　約</span><span style="font-size: 11pt; font-family: メイリオ;">50nm</span><span style="font-size: 11pt; font-family: メイリオ;">～</span><span style="font-size: 11pt; font-family: メイリオ;">40μm</span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/surface_analysis/pore-distribution-evaluation_nonwoven-fabric-sheets.html">不織布シートの細孔分布評価</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>in-situ材料強度試験</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/in-situ_material_strength_testing.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 27 Feb 2024 01:00:26 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=42040</guid>

					<description><![CDATA[<p>様々な材料の使用環境における強度を知る事は、材料を使った製品設計等において重要な指標となります。 加温環境下での万能材料試験機（オートグラフ）を用いた、プラスチックフィルムの引張試験サービスを ご紹介します。 in-si... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/in-situ_material_strength_testing.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/in-situ_material_strength_testing.html">in-situ材料強度試験</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="42040" class="elementor elementor-42040" data-elementor-post-type="chemistry">
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									<p><span style="font-size: 15px;">様々な材料の使用環境における強度を知る事は、材料を使った製品設計等において</span><span style="font-size: 15px;">重要な指標となります。</span></p><p><span style="font-size: 15px;">加温環境下での万能材料試験機（オートグラフ）を用いた、</span><span style="font-size: 15px;">プラスチックフィルムの引張試験サービスを</span></p><p><span style="font-size: 15px;">ご紹介します。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">in-situ引張試験</h2>				</div>
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									<p>引張試験は材料を一定速度で引張った時の荷重及び変位量（伸び）を測定し、材料<span style="font-size: 15px;">の物理特性や機械特性を</span><span style="font-size: 15px;">求める試験です。試験片を恒温槽内で引張ることで、</span><span style="font-size: 15px;">これらの特性の温度依存性を求め、把握することが</span><span style="font-size: 15px;">出来ます。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="629" src="https://www.ites.co.jp/wp-content/uploads/kouonsou-4-1024x805.png" class="attachment-large size-large wp-image-42051" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/kouonsou-4-1024x805.png 1024w, https://www.ites.co.jp/wp-content/uploads/kouonsou-4-300x236.png 300w, https://www.ites.co.jp/wp-content/uploads/kouonsou-4-768x604.png 768w, https://www.ites.co.jp/wp-content/uploads/kouonsou-4.png 1248w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">フィルム引張弾性の温度依存性</h2>				</div>
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				<section class="elementor-section elementor-top-section elementor-element elementor-element-d94aad8 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="d94aad8" data-element_type="section" data-e-type="section">
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									<p>OPP※１フィルムを温度を変えて引張試験を行った結果を示します。温度上昇に伴いフィルムの弾性率／<span style="font-size: 15px;">ヤング率（点線の傾き）が減少する様子が見て取れます。</span></p><p>※１　延伸ポリプロピレン</p>								</div>
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									<p>試験条件</p><p>ロードセル：1kN</p><p>引張速度：20mm/min</p><p>チャック間距離：100mm</p><p>サイズ：厚み0.03mm</p><p>　　　　長さ25mm</p><p>　　　　短冊状</p>								</div>
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									<p><span style="color: #0000ff;"><strong>アイテスでは温度環境下における材料物性試験の対応が可能です。測定したい材料、<span style="font-size: 15px;">物性に合わせて、条件を</span><span style="font-size: 15px;">提案させて頂くことも可能です。お気軽にご相談下さい。</span></strong></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/in-situ_material_strength_testing.html">in-situ材料強度試験</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>GC/MS分析のための誘導体化</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/gc-ms_derivatization_analysis.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Thu, 28 Dec 2023 07:59:32 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=41830</guid>

					<description><![CDATA[<p>GC/MS分析の際、多くの物質は特別な前処理をしなくても分析できますが、揮発性が低い物質や熱安定性の低い物質などは上手く検出されず、分析が困難となることがあります。 ここではGC/MSにおいて分析困難な物質を分析可能にす... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/gc-ms_derivatization_analysis.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/gc-ms_derivatization_analysis.html">GC/MS分析のための誘導体化</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p><span style="color: #000000;">GC/MS分析の際、多くの物質は特別な前処理をしなくても分析できますが、揮発性が低い物質や熱安定性の低い物質などは上手く検出されず、分析が困難となることがあります。</span></p><p><span style="color: #000000;">ここではGC/MSにおいて分析困難な物質を分析可能にするための前処理方法を紹介します。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">誘導体化</h2>				</div>
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									<p>GC/MSにおいて分析困難な物質を分析可能な物質に変換する前処理を“誘導体化”と呼びます。</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="148" src="https://www.ites.co.jp/wp-content/uploads/画像2-16-768x148.png" class="attachment-medium_large size-medium_large wp-image-41832" alt="誘導化" srcset="https://www.ites.co.jp/wp-content/uploads/画像2-16-768x148.png 768w, https://www.ites.co.jp/wp-content/uploads/画像2-16-300x58.png 300w, https://www.ites.co.jp/wp-content/uploads/画像2-16-1024x197.png 1024w, https://www.ites.co.jp/wp-content/uploads/画像2-16-1536x295.png 1536w, https://www.ites.co.jp/wp-content/uploads/画像2-16.png 1721w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p>誘導体化にはエステル化、アシル化、シリル化などがあり、分析困難な物質の種類や特性などに合わせて使い分けます。例えばカルボン酸などの酸化合物にはエステル化がよく用いられます。</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="145" src="https://www.ites.co.jp/wp-content/uploads/画像3-12-768x145.png" class="attachment-medium_large size-medium_large wp-image-41833" alt="エステル化" srcset="https://www.ites.co.jp/wp-content/uploads/画像3-12-768x145.png 768w, https://www.ites.co.jp/wp-content/uploads/画像3-12-300x57.png 300w, https://www.ites.co.jp/wp-content/uploads/画像3-12-1024x193.png 1024w, https://www.ites.co.jp/wp-content/uploads/画像3-12-1536x290.png 1536w, https://www.ites.co.jp/wp-content/uploads/画像3-12.png 1777w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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															<img loading="lazy" decoding="async" width="768" height="164" src="https://www.ites.co.jp/wp-content/uploads/画像8-6-768x164.png" class="attachment-medium_large size-medium_large wp-image-41835" alt="エステル化反応式" srcset="https://www.ites.co.jp/wp-content/uploads/画像8-6-768x164.png 768w, https://www.ites.co.jp/wp-content/uploads/画像8-6-300x64.png 300w, https://www.ites.co.jp/wp-content/uploads/画像8-6-1024x219.png 1024w, https://www.ites.co.jp/wp-content/uploads/画像8-6-1536x328.png 1536w, https://www.ites.co.jp/wp-content/uploads/画像8-6.png 1789w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">誘導体化した試料におけるGC/MS分析</h2>				</div>
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									<p>クエン酸溶液、およびエステル化後のクエン酸溶液におけるGC/MS測定を行いました。</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="466" src="https://www.ites.co.jp/wp-content/uploads/画像7-6-768x466.png" class="attachment-medium_large size-medium_large wp-image-41838" alt="エステル化後クエン酸溶液" srcset="https://www.ites.co.jp/wp-content/uploads/画像7-6-768x466.png 768w, https://www.ites.co.jp/wp-content/uploads/画像7-6-300x182.png 300w, https://www.ites.co.jp/wp-content/uploads/画像7-6-1024x621.png 1024w, https://www.ites.co.jp/wp-content/uploads/画像7-6.png 1118w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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						<div class="elementor-element elementor-element-66fec20 elementor-widget elementor-widget-text-editor" data-id="66fec20" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
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									<p style="line-height: 110%; margin-top: 0pt; margin-bottom: 0pt; margin-left: 0in; direction: ltr; unicode-bidi: embed; word-break: normal;"><span style="font-size: 11pt; font-family: メイリオ; font-weight: normal;">カルボン酸であるクエン酸は誘導体化なしでは上手く検出されません（クエン酸が脱水と脱炭酸を経て変化したと考えられる五員環構造の物質が検出されました）。エステル化を行うとクエン酸トリメチルが検出され、クエン酸の存在が証明されました。</span></p>								</div>
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									<p style="text-align: center;">適切な誘導体化を行うことによってより正確な分析が可能になります。</p><p style="text-align: center;">分析の目的や対象物に合わせて提案いたしますのでお気軽にご相談ください。</p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/gc-ms_derivatization_analysis.html">GC/MS分析のための誘導体化</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>赤外分光法とラマン分光法の比較</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/infrared_raman_spectroscopy.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Mon, 06 Nov 2023 04:43:12 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=41698</guid>

					<description><![CDATA[<p>赤外分光法とラマン分光法はどちらも分子の振動エネルギーを調べる振動分光法ですが、各分光法で得られるスペクトルの形状は同一物質を測定しても互いに異なります。本資料では各分光法と得られるスペクトルの特徴を紹介します。 赤外分... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/infrared_raman_spectroscopy.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/infrared_raman_spectroscopy.html">赤外分光法とラマン分光法の比較</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>赤外分光法とラマン分光法はどちらも分子の振動エネルギーを調べる振動分光法ですが、各分光法で得られるスペクトルの形状は同一物質を測定しても互いに異なります。本資料では各分光法と得られるスペクトルの特徴を紹介します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">赤外分光法とラマン分光法の特徴～赤外・ラマン活性を示す振動～</h2>				</div>
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									<p>分子の構造や振動モードによって赤外吸収、ラマン散乱を起こすものは異なります。</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="238" src="https://www.ites.co.jp/wp-content/uploads/Picture1-9-768x238.png" class="attachment-medium_large size-medium_large wp-image-41713" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/Picture1-9-768x238.png 768w, https://www.ites.co.jp/wp-content/uploads/Picture1-9-300x93.png 300w, https://www.ites.co.jp/wp-content/uploads/Picture1-9-1024x317.png 1024w, https://www.ites.co.jp/wp-content/uploads/Picture1-9-1536x476.png 1536w, https://www.ites.co.jp/wp-content/uploads/Picture1-9-2048x634.png 2048w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">同一試料における赤外吸収スペクトルとラマンスペクトルの違い</h2>				</div>
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									<p>同じ樹脂試料を測定しても赤外吸収（IR）スペクトルとラマンスペクトルでは異なる形状を示します。</p>								</div>
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															<img loading="lazy" decoding="async" width="643" height="397" src="https://www.ites.co.jp/wp-content/uploads/図64.png" class="attachment-large size-large wp-image-41701" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図64.png 643w, https://www.ites.co.jp/wp-content/uploads/図64-300x185.png 300w" sizes="(max-width: 643px) 100vw, 643px" />															</div>
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									<p> </p><p> </p><p style="text-align: left;">原理的に同じ振動由来のピークは同じ位置に観察されますが、強度が異なります。</p><p>双極子モーメントを持つC=O伸縮は赤外活性を、対称性が高いC=C伸縮はラマン活性をより強く示す傾向があります。</p>								</div>
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															<img loading="lazy" decoding="async" width="700" height="399" src="https://www.ites.co.jp/wp-content/uploads/図65.png" class="attachment-large size-large wp-image-41702" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図65.png 700w, https://www.ites.co.jp/wp-content/uploads/図65-300x171.png 300w" sizes="(max-width: 700px) 100vw, 700px" />															</div>
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									<p> </p><p> </p><p>同じベンゼン環由来の振動であっても振動モードによって赤外活性、ラマン活性を示すものは異なります。</p><p>ベンゼン環のC-H伸縮や骨格振動はラマン活性、C-H変角振動は赤外活性を示します。</p>								</div>
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									<p><span style="font-family: メイリオ; font-size: 11pt; font-style: normal; font-weight: normal;">赤外分光法とラマン分光法は相補的であり、どちらか単独の分析では得られない情報も、</span><span style="font-family: メイリオ; font-size: 11pt; font-style: normal; font-weight: normal;">２つの分析を行うことによってより詳細で正確に得ることができます。</span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/infrared_raman_spectroscopy.html">赤外分光法とラマン分光法の比較</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>ポリウレタンゴムの動的粘弾性測定</title>
		<link>https://www.ites.co.jp/chemistry/index/thermal-analysis/viscoelasticity-measurement.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Fri, 25 Aug 2023 07:12:38 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=41409</guid>

					<description><![CDATA[<p>DMAは高分子材料に周期的な振動荷重を与え、生じる応力と位相差から、弾性や粘性を温度の関数として測定する分析です。荷重の与え方としては、引張、圧縮、両持ち梁曲げ、自由支持3点曲げ、せん断（ずり）があり、材料の形状、用途に... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/viscoelasticity-measurement.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/viscoelasticity-measurement.html">ポリウレタンゴムの動的粘弾性測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>DMAは高分子材料に周期的な振動荷重を与え、生じる応力と位相差から、弾性や粘性を温度の関数として測定する分析です。荷重の与え方としては、引張、圧縮、両持ち梁曲げ、自由支持3点曲げ、せん断（ずり）があり、材料の形状、用途に応じて適切なものを選択し、測定を行います。今回は円柱状のポリウレタンゴムの圧縮モードでの測定事例を紹介します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">DMA測定概要　</h2>				</div>
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									<p>図1のように、試料を設置し、周期的な振動荷重を与え、温度を変化させながら、応力と変位量を計測し、貯蔵弾性率E’、損失弾性率E”を計測します。E”/E’の比が損失正接（tanδ）となり、振動の吸収性を反映したバロメーターとなります。今回は円柱状のゴム試料を用いて、圧縮モードで測定を行いました。</p>								</div>
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															<img loading="lazy" decoding="async" width="698" height="551" src="https://www.ites.co.jp/wp-content/uploads/画像1-17.png" class="attachment-medium_large size-medium_large wp-image-41414" alt="装置" srcset="https://www.ites.co.jp/wp-content/uploads/画像1-17.png 698w, https://www.ites.co.jp/wp-content/uploads/画像1-17-300x237.png 300w" sizes="(max-width: 698px) 100vw, 698px" />															</div>
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									<p>貯蔵弾性率(E‘) ： 弾性特性を反映</p><p>損失弾性率(E’’)： 粘性特性を反映</p><p>損失正接<br />(tanδ=E’‘/E’)：振動吸収性を反映</p>								</div>
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									<p style="text-align: center">図1　装置、試料設置の概略図（圧縮モード）、及び試料写真</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">ポリウレタンゴムの圧縮モードでの測定結果</h2>				</div>
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									<p>直径15mm、厚さ6mmの70°ポリウレタンゴムに1Hzの周期で振動荷重を与えながら、-80℃～80℃まで変化させ、DMA測定を行いました。E’、E”、tan δの温度分散曲線を図2、図3に示します。</p><p>Tan δの温度分散曲線より、-15.7℃にガラス転移温度を有していることを示しています。</p>								</div>
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															<img loading="lazy" decoding="async" width="289" height="195" src="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2023-08-24-155801.png" class="attachment-medium_large size-medium_large wp-image-41422" alt="図2　E’、E”の温度分散曲線" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">時間―温度換算則によるマスターカーブの作成</h2>				</div>
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									<p>温度分散曲線を0.1Hz、0.2Hz、0.5Hz、1Hz、10Hzで測定し、時間－温度換算則を用いて、70°ポリウレタンゴムのマスターカーブを作成しました（図4～6）。</p>								</div>
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															<img loading="lazy" decoding="async" width="260" height="193" src="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2023-08-24-155829.png" class="attachment-medium_large size-medium_large wp-image-41424" alt="" />															</div>
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															<img loading="lazy" decoding="async" width="250" height="186" src="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2023-08-24-155842.png" class="attachment-medium_large size-medium_large wp-image-41425" alt="図5　マスターカーブ(E”)" />															</div>
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															<img loading="lazy" decoding="async" width="242" height="190" src="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2023-08-24-155851.png" class="attachment-medium_large size-medium_large wp-image-41426" alt="図6　マスターカーブ(tan δ)" />															</div>
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									<p>今回紹介した圧縮モード以外の引張、せん断、曲げモードにおいても、同様にマスターカーブの作成が可能です。</p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/viscoelasticity-measurement.html">ポリウレタンゴムの動的粘弾性測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>SDGｓへ貢献　材料／リサイクル原料比較分析</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/contribution_to_sdgs.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Fri, 18 Aug 2023 08:30:31 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=41316</guid>

					<description><![CDATA[<p>環境にやさしい、そして無駄のない開発製造という姿勢が、技術分野に求められ、世界全体で地球規模 の視点で技術貢献する必要があります。本資料では、廃棄され浮遊するマイクロプラスチックの物質特定 とともに、リサイクル原料の劣化... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/contribution_to_sdgs.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/contribution_to_sdgs.html">SDGｓへ貢献　材料／リサイクル原料比較分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="41316" class="elementor elementor-41316" data-elementor-post-type="chemistry">
						<section class="elementor-section elementor-top-section elementor-element elementor-element-1179347 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="1179347" data-element_type="section" data-e-type="section">
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									<p>環境にやさしい、そして無駄のない開発製造という姿勢が、技術分野に求められ、世界全体で地球規模</p><p>の視点で技術貢献する必要があります。本資料では、廃棄され浮遊するマイクロプラスチックの物質特定</p><p>とともに、リサイクル原料の劣化程度を比較分析した事例をご紹介し、使用可否判断をアシストいたします。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">マイクロプラスチック物質の特定分析事例</h2>				</div>
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									<p>数ミクロンで浮遊する物質を採取し、ラマン分光装置にて分析しました。</p><p>取得したスペクトルより、浮遊物質は、ポリスチレンであることが分かりました。</p>								</div>
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															<img loading="lazy" decoding="async" width="798" height="334" src="https://www.ites.co.jp/wp-content/uploads/図34.png" class="attachment-large size-large wp-image-41318" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図34.png 798w, https://www.ites.co.jp/wp-content/uploads/図34-300x126.png 300w, https://www.ites.co.jp/wp-content/uploads/図34-768x321.png 768w" sizes="(max-width: 798px) 100vw, 798px" />															</div>
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															<img loading="lazy" decoding="async" width="468" height="423" src="https://www.ites.co.jp/wp-content/uploads/microplastic.png" class="attachment-large size-large wp-image-41359" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/microplastic.png 468w, https://www.ites.co.jp/wp-content/uploads/microplastic-300x271.png 300w" sizes="(max-width: 468px) 100vw, 468px" />															</div>
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									<p>採取した<span style="font-size: 15px">マイクロプラスチック</span></p><p>（光学顕微鏡観察）</p>								</div>
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															<img loading="lazy" decoding="async" width="66" height="68" src="https://www.ites.co.jp/wp-content/uploads/poly.gif" class="attachment-large size-large wp-image-41360" alt="" />															</div>
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									<p>ポリスチレン分子構造</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">未使用ポリプロピレン原料と再生品（ペレット）の分子量分布の比較事例</h2>				</div>
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				<div class="elementor-element elementor-element-83d9909 elementor-widget elementor-widget-text-editor" data-id="83d9909" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
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									<p>ポリプロピレン（PP）は、汎用性プラスチックで日常品の材料として幅広く使用されています。</p><p>GPC（SEC）による分子量の評価結果から、使用品は分子量が低下していることが分かります。</p>								</div>
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				<div class="elementor-element elementor-element-6b970cf elementor-widget elementor-widget-text-editor" data-id="6b970cf" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
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									<p>紫外線等により、ポリマーの主鎖が開裂し分子量が低下し、また、分解により分子量が揃う傾向を示します。</p><p>分子量の低下は、強度特性に影響を及ぼすため、リサイ<span style="font-size: 15px">クル可否判断に分子量調査は有効です。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="387" height="311" src="https://www.ites.co.jp/wp-content/uploads/図37.png" class="attachment-large size-large wp-image-41321" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図37.png 387w, https://www.ites.co.jp/wp-content/uploads/図37-300x241.png 300w" sizes="(max-width: 387px) 100vw, 387px" />															</div>
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															<img loading="lazy" decoding="async" width="507" height="248" src="https://www.ites.co.jp/wp-content/uploads/図38.png" class="attachment-large size-large wp-image-41322" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図38.png 507w, https://www.ites.co.jp/wp-content/uploads/図38-300x147.png 300w" sizes="(max-width: 507px) 100vw, 507px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">顕微IR分析によるポリエチレンテレフタレート（PET）原料の比較分析事例</h2>				</div>
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									<p>スペクトル結果より、再生品は、未使用品と比較すると、酸化により劣化しています。</p>								</div>
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															<img loading="lazy" decoding="async" width="652" height="244" src="https://www.ites.co.jp/wp-content/uploads/図39.png" class="attachment-1536x1536 size-1536x1536 wp-image-41323" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図39.png 652w, https://www.ites.co.jp/wp-content/uploads/図39-300x112.png 300w" sizes="(max-width: 652px) 100vw, 652px" />															</div>
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															<img loading="lazy" decoding="async" width="383" height="148" src="https://www.ites.co.jp/wp-content/uploads/図40.png" class="attachment-medium_large size-medium_large wp-image-41324" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図40.png 383w, https://www.ites.co.jp/wp-content/uploads/図40-300x116.png 300w" sizes="(max-width: 383px) 100vw, 383px" />															</div>
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									<p>エステル部分－COO-が切断され、酸化されている。分子量も低下していると思われます。</p>								</div>
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									<p><span style="color: #ff0000">アイテスは上記以外に、硬度測定、熱分析（DSC、TG-DTA、DMA、TMA）、GC-MS、NMRなど、複数の手法で再生素材、原料の比較分析評価を行い、SDGｓを視野に入れたモノづくり、研究開発をアシストいたします。</span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/contribution_to_sdgs.html">SDGｓへ貢献　材料／リサイクル原料比較分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>加圧繰り返し試験</title>
		<link>https://www.ites.co.jp/guarantee/index/reliability/pressurization-repeat-test.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Thu, 20 Jul 2023 02:31:05 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=guarantee&#038;p=41042</guid>

					<description><![CDATA[<p>気密性を要求される製品に対して、圧縮エアーを既定圧力で送り込み、漏れが発生しないか確認します。 また加圧⇔開放状態を繰り返す耐久試験を行うこともでき、環境試験槽との組み合わせで加熱/冷却状態で実施することも可能です。 加... </p>
<div class="textAR"><a href="https://www.ites.co.jp/guarantee/index/reliability/pressurization-repeat-test.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/guarantee/index/reliability/pressurization-repeat-test.html">加圧繰り返し試験</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="41042" class="elementor elementor-41042" data-elementor-post-type="guarantee">
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									<p>気密性を要求される製品に対して、圧縮エアーを既定圧力で送り込み、漏れが発生しないか確認します。 また加圧⇔開放状態を繰り返す耐久試験を行うこともでき、<span style="font-size: 15px;">環境試験槽との組み合わせで加熱/冷却状態で実施することも可能です。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">加圧試験機</h2>				</div>
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									<p>規定圧力の圧縮エアーを送り込み、加圧状態で規定時間保持し圧力の確認結果から試験品で漏れが発生していないか（圧力が低下しないか）を確認します。加圧を繰り返して試験を行い、圧力データから漏れが発生したタイミングを把握します。</p><p><span style="font-size: 15px;">環境試験槽の中に試験品を設置することにより、試験品を加熱/冷却した状態での試験を実施すことが可能です。</span></p><div> </div>								</div>
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															<img loading="lazy" decoding="async" width="768" height="571" src="https://www.ites.co.jp/wp-content/uploads/画像11-4-768x571.png" class="attachment-medium_large size-medium_large wp-image-41048" alt="エアー漏れなし" srcset="https://www.ites.co.jp/wp-content/uploads/画像11-4-768x571.png 768w, https://www.ites.co.jp/wp-content/uploads/画像11-4-300x223.png 300w, https://www.ites.co.jp/wp-content/uploads/画像11-4-1024x762.png 1024w, https://www.ites.co.jp/wp-content/uploads/画像11-4.png 1038w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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															<img loading="lazy" decoding="async" width="768" height="429" src="https://www.ites.co.jp/wp-content/uploads/画像12-4-768x429.png" class="attachment-medium_large size-medium_large wp-image-41049" alt="エアー漏れ発生時" srcset="https://www.ites.co.jp/wp-content/uploads/画像12-4-768x429.png 768w, https://www.ites.co.jp/wp-content/uploads/画像12-4-300x168.png 300w, https://www.ites.co.jp/wp-content/uploads/画像12-4-1024x572.png 1024w, https://www.ites.co.jp/wp-content/uploads/画像12-4.png 1373w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">装置構成</h2>				</div>
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															<img loading="lazy" decoding="async" width="800" height="602" src="https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-22-1024x770.png" class="attachment-large size-large wp-image-49872" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-22-1024x770.png 1024w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-22-300x226.png 300w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-22-768x577.png 768w, https://www.ites.co.jp/wp-content/uploads/29d3bc99193cb0b837fb8cc53f050ae5-22.png 1289w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>1．試験品を試験槽内に設置し試験環境温度にさらします</p><div><div>2． 電磁弁①が開き、圧縮空気にて加圧を行います</div></div><div><div>3． モニター圧力が指定圧力に到達後、電磁弁①を閉め、試験品は加圧された状態を規定時間維持します</div></div><div><div>4． 規定時間経過後、電磁弁②を開け大気開放し常圧に戻します　</div></div><div><div>5． 2～4を指定のサイクル数繰り返し試験を行います</div></div><div> </div>								</div>
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									<p><strong><span style="color: #0000ff">■　</span>装置仕様</strong></p>								</div>
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		<title>エッチング処理による金属間化合物の観察例</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/etching_intermetallic.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 20 Jun 2023 07:44:31 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=section&#038;p=40726</guid>

					<description><![CDATA[<p>観察試料の処理方法により、得られる情報が異なることがあります。はんだの接合部を断面から2次元で観察することがあるかと思いますが、3次元的に化合物がどのように成長しているか疑問に思われたことはありませんか。本資料ではCuパ... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/etching_intermetallic.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/etching_intermetallic.html">エッチング処理による金属間化合物の観察例</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="40726" class="elementor elementor-40726" data-elementor-post-type="chemistry">
						<section class="elementor-section elementor-top-section elementor-element elementor-element-e08de8a elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="e08de8a" data-element_type="section" data-e-type="section">
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									<p>観察試料の処理方法により、得られる情報が異なることがあります。はんだの接合部を断面から2次元で<span style="font-size: 15px">観察することがあるかと思いますが、3次元的に化合物がどのように成長しているか疑問に思われたこと</span><span style="font-size: 15px">はありませんか。本資料ではCuパッドとはんだの接合部の観察例を紹介いたします。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">断面観察</h2>				</div>
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									<p>機械研磨により作製した試料にエッチング処理を施し、奥方向の化合物の状態を観察しました。</p>								</div>
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									<p><strong>エッチング処理前</strong></p>								</div>
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															<img loading="lazy" decoding="async" width="300" height="241" src="https://www.ites.co.jp/wp-content/uploads/図1-300x241.jpg" class="attachment-medium size-medium wp-image-40728" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図1-300x241.jpg 300w, https://www.ites.co.jp/wp-content/uploads/図1.jpg 353w" sizes="(max-width: 300px) 100vw, 300px" />															</div>
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															<img loading="lazy" decoding="async" width="300" height="225" src="https://www.ites.co.jp/wp-content/uploads/図13-300x225.png" class="attachment-medium size-medium wp-image-40729" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図13-300x225.png 300w, https://www.ites.co.jp/wp-content/uploads/図13.png 378w" sizes="(max-width: 300px) 100vw, 300px" />															</div>
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															<img loading="lazy" decoding="async" width="300" height="226" src="https://www.ites.co.jp/wp-content/uploads/図14-300x226.png" class="attachment-medium size-medium wp-image-40730" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図14-300x226.png 300w, https://www.ites.co.jp/wp-content/uploads/図14.png 378w" sizes="(max-width: 300px) 100vw, 300px" />															</div>
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									<p><strong>エッチング処理後</strong></p>								</div>
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															<img loading="lazy" decoding="async" width="300" height="241" src="https://www.ites.co.jp/wp-content/uploads/図2-300x241.jpg" class="attachment-medium size-medium wp-image-40731" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図2-300x241.jpg 300w, https://www.ites.co.jp/wp-content/uploads/図2.jpg 353w" sizes="(max-width: 300px) 100vw, 300px" />															</div>
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															<img loading="lazy" decoding="async" width="300" height="226" src="https://www.ites.co.jp/wp-content/uploads/図15-300x226.png" class="attachment-medium size-medium wp-image-40732" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図15-300x226.png 300w, https://www.ites.co.jp/wp-content/uploads/図15.png 378w" sizes="(max-width: 300px) 100vw, 300px" />															</div>
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															<img loading="lazy" decoding="async" width="300" height="225" src="https://www.ites.co.jp/wp-content/uploads/図16-300x225.png" class="attachment-medium size-medium wp-image-40733" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図16-300x225.png 300w, https://www.ites.co.jp/wp-content/uploads/図16.png 378w" sizes="(max-width: 300px) 100vw, 300px" />															</div>
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									<p>CuSn化合物は比較的細かい化合物で、パッド全面に形成されています。</p><p>一方、AgSn化合物はエッチング処理前の観察では棒状に見えますが、エッチング処理後の観察では板状の化合物ということがわかりました。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">平面観察</h2>				</div>
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									<p>バンプ上側から平面研磨後エッチング処理を施し、表面から化合物を観察しました。</p>								</div>
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															<img loading="lazy" decoding="async" width="231" height="182" src="https://www.ites.co.jp/wp-content/uploads/図4.jpg" class="attachment-large size-large wp-image-40734" alt="" />															</div>
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															<img loading="lazy" decoding="async" width="241" height="182" src="https://www.ites.co.jp/wp-content/uploads/図5.jpg" class="attachment-large size-large wp-image-40735" alt="" />															</div>
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															<img loading="lazy" decoding="async" width="378" height="285" src="https://www.ites.co.jp/wp-content/uploads/図17.png" class="attachment-large size-large wp-image-40736" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図17.png 378w, https://www.ites.co.jp/wp-content/uploads/図17-300x226.png 300w" sizes="(max-width: 378px) 100vw, 378px" />															</div>
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				<section class="elementor-section elementor-top-section elementor-element elementor-element-08725e4 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="08725e4" data-element_type="section" data-e-type="section">
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									<p>CuSn化合物は銅パッド全面に形成されており、AgSn化合物はパッド内に散見されました。</p>								</div>
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									<p><strong>観察目的や試料の組成により適切な処理方法があり、アイテスでは蓄積されたノウハウにより<span style="font-size: 15px">加工、前処理、観察手法や組み合わせを検討、ご提案いたします。</span></strong></p><p><strong>ご相談等、お気軽にお問い合わせ下さい。</strong></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/etching_intermetallic.html">エッチング処理による金属間化合物の観察例</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>GCMSによる天然成分の識別</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/gcms_natural_components.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 20 Jun 2023 07:12:17 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=40713</guid>

					<description><![CDATA[<p>天然成分は枯渇の恐れがあるため人工的に合成された代替成分が用いられることがあります。 その識別には、GCMSなどによる、分離・分析が適しています。今回は線香の原材料として使用される白檀（ビャクダン）に着目して、その香りの... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/gcms_natural_components.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/gcms_natural_components.html">GCMSによる天然成分の識別</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>天然成分は枯渇の恐れがあるため人工的に合成された代替成分が用いられることがあります。<br />その識別には、GCMSなどによる、分離・分析が適しています。今回は線香の原材料として使用される<span style="font-size: 15px">白檀（ビャクダン）に着目して、その香りの線香2種から白檀の成分が検出されるかを試しました。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">白檀の香り成分サンタロール</h2>				</div>
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									<p><b>サンタロール</b>は白檀のみに含まれる天然成分であり、白檀の有無を識別する判断材料となる。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">GC-MSによる2種の線香（A、B）と白檀の成分分析</h2>				</div>
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															<img loading="lazy" decoding="async" width="768" height="245" src="https://www.ites.co.jp/wp-content/uploads/画像4-7-768x245.png" class="attachment-medium_large size-medium_large wp-image-40717" alt="図２）線香A・線香B・白檀のクロマトグラム" srcset="https://www.ites.co.jp/wp-content/uploads/画像4-7-768x245.png 768w, https://www.ites.co.jp/wp-content/uploads/画像4-7-300x96.png 300w, https://www.ites.co.jp/wp-content/uploads/画像4-7-1024x327.png 1024w, https://www.ites.co.jp/wp-content/uploads/画像4-7-1536x490.png 1536w, https://www.ites.co.jp/wp-content/uploads/画像4-7.png 1736w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p>図３）<u><b>バグダノール</b></u><u>(</u><span style="color: #0000ff"><u>#a</u></span><u>)<br /></u>サンタロールと似通った<br />構造的特徴を持つ</p>								</div>
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															<img loading="lazy" decoding="async" width="570" height="234" src="https://www.ites.co.jp/wp-content/uploads/画像7-4.png" class="attachment-medium_large size-medium_large wp-image-40719" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/画像7-4.png 570w, https://www.ites.co.jp/wp-content/uploads/画像7-4-300x123.png 300w" sizes="(max-width: 570px) 100vw, 570px" />															</div>
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									<p>線香Aではサンタロールが検出されたのに対し、線香Bではサンタロールは検出されず、別の香り成分が検出されました。</p><p> </p><p>このうちバグダノールは合成香料の一種であり、その構造的特徴から、白檀様の香りを持つと考えられます。</p>								</div>
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									<p><span style="color: #ff0000;font-size: 14pt"><b>アイテスでは、種々の化学物質を分離、分析し、分子レベルで構造解析いたします。</b></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/gcms_natural_components.html">GCMSによる天然成分の識別</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>促進耐候性試験【キセノンウェザーメーター】</title>
		<link>https://www.ites.co.jp/guarantee/index/reliability/weather_meter.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Mon, 19 Jun 2023 08:17:18 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=guarantee&#038;p=40756</guid>

					<description><![CDATA[<p>キセノンウェザーメーターは、光源にキセノンアークランプを用いた促進耐候性試験機で、照射、温湿度、降雨などの暴露条件を組み合わせることで屋外や屋内の環境を人工的に再現し、自然暴露試験よりも短い時間で試験体の劣化を促進させて... </p>
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The post <a href="https://www.ites.co.jp/guarantee/index/reliability/weather_meter.html">促進耐候性試験【キセノンウェザーメーター】</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="40756" class="elementor elementor-40756" data-elementor-post-type="guarantee">
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									<p><span style="font-size: 15px">キセノンウェザーメーターは、光源にキセノンアークランプを用いた促進耐候性試験機で、</span><span style="font-size: 15px">照射、温湿度、降雨などの暴露条件を組み合わせることで屋外や屋内の環境を人工的に再現し、</span><span style="font-size: 15px">自然暴露試験よりも短い時間で試験体の劣化を促進させて耐候性・耐光性を評価します。</span><span style="font-size: 15px"> </span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">特徴、試験方法</h2>				</div>
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									<ul>
<li><span style="font-size: 15px">光源のキセノンランプは、太陽光の紫外・可視部に極めて近似した分光分布を持ち、適切なフィルタの</span>使用と放射照度を正確に制御することで屋外暴露と相関性・再現性の良い試験が行えます。</li>
<li>使用するフィルタの組み合わせで、屋外の直射日光、屋内の窓ガラス越しの日光などを再現します。</li>
<li>強エネルギー型の試験機では太陽光の約3倍の高照度で照射し、より短時間で耐光性の評価が出来ます。</li>
<li>自動車、塗料、建築、プラスチック、印刷物、繊維などの様々な分野で、試験として採用されています。</li>
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					<h1 class="elementor-heading-title elementor-size-default"><b>主な試験規格</b></h1>				</div>
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									<p><span style="font-size: 15px">JIS K 7350-2</span></p><p><span style="font-size: 15px">　　「プラスチック－実験室光源による暴露試験方法</span></p><p><span style="font-size: 15px"> 　　  －第2部：キセノンアークランプ」</span></p><p><span style="font-size: 15px">JIS A 1415</span></p><p><span style="font-size: 15px">　　「高分子系建築材料の実験室光源による暴露試験方法」</span></p><p><span style="font-size: 15px">JIS K 5600-7-7</span></p><p><span style="font-size: 15px">　　「塗料一般試験方法−第7部：塗膜の長期耐久性</span></p><p><span style="font-size: 15px">　　　−第7節：促進耐候性及び促進耐光性(キセノンランプ法)」</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">試験装置、主な仕様</h2>				</div>
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									<p><span style="font-size: 15px"><b>試験装置</b></span></p><p><span style="font-size: 15px">スーパーキセノンウェザーメーター SX75  スガ試験機(株)製</span></p><p><span style="font-size: 15px">アトラス･ウェザオメータ Ci4000  アトラス社製</span></p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="688" src="https://www.ites.co.jp/wp-content/uploads/Picture2-3-1024x881.png" class="attachment-large size-large wp-image-40761" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/Picture2-3-1024x881.png 1024w, https://www.ites.co.jp/wp-content/uploads/Picture2-3-300x258.png 300w, https://www.ites.co.jp/wp-content/uploads/Picture2-3-768x661.png 768w, https://www.ites.co.jp/wp-content/uploads/Picture2-3.png 1458w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p><span style="font-size: 15px">※本試験は、協力会社様で実施するサービスとなっております。</span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/guarantee/index/reliability/weather_meter.html">促進耐候性試験【キセノンウェザーメーター】</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>形状記憶合金の変態温度測定</title>
		<link>https://www.ites.co.jp/chemistry/index/thermal-analysis/shape-memory-alloy-measurement.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Wed, 07 Jun 2023 03:05:32 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=40642</guid>

					<description><![CDATA[<p>物質が温度変化にともない相変態を起こすとき、熱エネルギー変化が起こります。 この熱エネルギー変化はDSCを用いると捉える事が出来ます。 形状記憶合金は変形させても固有の温度以上にすると元の形状に戻るという特性を持つ合金で... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/shape-memory-alloy-measurement.html" class="morelink">続きを読む→</a></div>
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									<p>物質が温度変化にともない相変態を起こすとき、熱エネルギー変化が起こります。</p><p>この熱エネルギー変化はDSCを用いると捉える事が出来ます。</p><p>形状記憶合金は変形させても固有の温度以上にすると元の形状に戻るという特性を持つ合金であり、形状記憶性の発現は、相変態（マルテンサイト変態）によるものです。</p><p>変態時の熱エネルギー変化をDSCにて捉える事で、3種類の形状記憶合金製品の変態温度を測定し、元素分析によって組成との関係を調べました。</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="467" src="https://www.ites.co.jp/wp-content/uploads/Picture1-1-768x467.png" class="attachment-medium_large size-medium_large wp-image-40662" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/Picture1-1-768x467.png 768w, https://www.ites.co.jp/wp-content/uploads/Picture1-1-300x182.png 300w, https://www.ites.co.jp/wp-content/uploads/Picture1-1.png 806w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p> </p><p> </p><p> </p><p>変形した針金をお湯に漬けると</p><p>一瞬で元の形状に戻ります。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">DSCによる変態温度測定</h2>				</div>
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									<p>DSCにて3種類の形状記憶合金の変態温度を調べました。変態温度はA＞B＞＞Cの順であることが<span style="font-size: 15px">分かりました。形状記憶合金Cは室温では超弾性*の状態であると考えられます。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="244" height="78" src="https://www.ites.co.jp/wp-content/uploads/図12.png" class="attachment-medium size-medium wp-image-40675" alt="" />															</div>
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									<p>Af ：形状回復温度</p>								</div>
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									<p>Ms：マルテンサイト変態開始温度</p>								</div>
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									<p>*超弾性</p><p>形状記憶合金を形状回復温度より高い</p><p>温度にて使用する時、外力によって</p><p>変形を受けても外力を取り除くと</p><p>直ぐに元に戻る性質</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">元素分析による組成解析</h2>				</div>
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									<p>元素分析を行うと、変態温度が氷点下であった形状記憶合金Cでは、A,Bに比べTi/Niの比が異なる事が<span style="font-size: 15px">分かりました。</span><span style="font-size: 15px">一方、形状記憶合金AとBではTi/Ni比に大きな差異は見られませんでした。</span></p><p><span style="font-size: 15px">ニッケル</span><span style="font-size: 15px">チタン系形状記憶合金では、Ti/Ni比が変態温度に影響を及ぼす事が知られており、Ni量が多くなると変態温度は下がるとされています。</span></p><p><span style="font-size: 15px">AとBの変態温度の差は、製造時の処理の差により結晶状態に差が出ている可能性が考えられます。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="300" height="106" src="https://www.ites.co.jp/wp-content/uploads/図11-300x106.png" class="attachment-medium size-medium wp-image-40674" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/図11-300x106.png 300w, https://www.ites.co.jp/wp-content/uploads/図11.png 479w" sizes="(max-width: 300px) 100vw, 300px" />															</div>
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									<p style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300"><span style="color: #0000ff"><strong>DSCは形状記憶合金の様に、相変態に伴う熱エネルギーの出入りを捉える事が可能です。</strong></span></p><p style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300"><span style="color: #0000ff"><strong>材料を加熱、冷却した際に発生する熱を知る分析手法としてDSC分析を活用ください。</strong></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/thermal-analysis/shape-memory-alloy-measurement.html">形状記憶合金の変態温度測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>結露サイクル試験</title>
		<link>https://www.ites.co.jp/guarantee/index/reliability/condensation-cycle-test.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 06 Jun 2023 06:10:34 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=guarantee&#038;p=40588</guid>

					<description><![CDATA[<p>急激な温湿度変化で生じる結露は、製品の腐食やイオンマイグレーションによるリーク、誤動作を引き起こす原因となります。 結露サイクル試験は温度変化と加湿を行い、結露を強制的に繰り返し発生させ結露に対する評価を行います。 結露... </p>
<div class="textAR"><a href="https://www.ites.co.jp/guarantee/index/reliability/condensation-cycle-test.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/guarantee/index/reliability/condensation-cycle-test.html">結露サイクル試験</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>急激な温湿度変化で生じる結露は、製品の腐食やイオンマイグレーションによるリーク、誤動作を引き起こす原因となります。</p><p>結露サイクル試験は温度変化と加湿を行い、結露を強制的に繰り返し発生させ結露に対する評価を行います。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">結露試験のしくみ</h2>				</div>
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									<p><strong>結露のメカニズム</strong></p><p>　水蒸気を含んだ空気が冷えた物体に触れて、空気が急激に冷やされることで水蒸気が水となり物体へ付着し、結露が発生します。</p><p>　結露サイクル試験は、低温状態にした試験槽に恒温恒湿の空気を送り込むことにより、試験サンプルに結露を強制的に発生させ結露状態を再現します。</p><p>　結露後は乾燥までを自動で行い、低温→結露→乾燥の繰り返しの試験を行います。</p>								</div>
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									<p><strong>試験槽仕様</strong></p><p>型式　　：TSA-203D（ESPEC）　</p><p>内寸　　：W650×H460×D670</p><p>温度範囲：高温さらし　-10℃～+100℃</p><p>　　　　：低温さらし　-40℃～+10℃</p><p>湿度範囲：40～95％RH（高温さらし）</p><p>通電　　：試験中の通電も可能</p><p><span style="font-size: 8pt">※本試験は、協力会社様で実施するサービスとなっております。</span></p>								</div>
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									<p style="text-align: center"><strong><span style="color: #ff0000">結露試験前後における経時変化の観察対応も可能です。</span></strong></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/guarantee/index/reliability/condensation-cycle-test.html">結露サイクル試験</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>有機溶剤中の不純物分析</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/impurity_analysis_organic_solvents.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Thu, 16 Mar 2023 08:25:53 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=39923</guid>

					<description><![CDATA[<p>エタノールやアセトンなどの有機溶剤は工業製品や器具の洗浄、有機合成の溶媒など様々な用途で使用されています。有機溶剤に不純物が含まれていると製品汚染など不良の原因となることもあるため、製品のSDSに記載されている環境下にて... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/impurity_analysis_organic_solvents.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/impurity_analysis_organic_solvents.html">有機溶剤中の不純物分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="39923" class="elementor elementor-39923" data-elementor-post-type="chemistry">
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									<p>エタノールやアセトンなどの有機溶剤は工業製品や器具の洗浄、有機合成の溶媒など様々な用途で使用さ<span style="font-size: 15px">れています。有機溶剤に不純物が含まれていると製品汚染など不良の原因となることもあるため、製品の</span><span style="font-size: 15px">SDSに記載されている環境下にて保管、使用する事が必要となります。</span></p><p>ここでは高純度品の溶媒を不適切な環境下にて保管した場合に、溶媒から確認された不純物を液打ちGC-<span style="font-size: 15px">MSにて分析した例をご紹介します。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">密閉性、遮光性の無いプラスチック製洗瓶にて保管したエタノール中の不純物分析</h2>				</div>
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									<p>冷暗所に遮光性試薬瓶で保管しているエタノールを、使用済みのプラスチック製洗瓶に入れ室温環境下で約一か月間放置しました。洗瓶の口は開いている為密閉はされていません。</p><p>洗瓶に保管したエタノールからはホウ酸トリエチル及びアルキルベンゼン類などの不純物が検出されました。<span style="font-size: 15px">洗瓶の口などからこのような不純物が混入した可能性が考えられます。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">遮光性の無い透明瓶にて保管したアセトン中の不純物分析</h2>				</div>
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									<p>冷暗所に遮光性試薬瓶で保管しているアセトンを、遮光性の無い透明なガラス瓶に入れ室温環境下で約一か月放置しました。瓶は密閉しています。</p><p>透明瓶に保管したアセトンからはジアセトンアルコールが不純物として検出されました。</p><p>温度や湿度、光の影響を受け、不純物が生成された可能性が考えられます。</p>								</div>
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															<img loading="lazy" decoding="async" width="185" height="74" src="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2023-03-15-155230.png" class="attachment-medium_large size-medium_large wp-image-39934" alt="アセトン" />															</div>
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									<p style="text-align: center">アセトン互換性異性体</p>								</div>
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									<p style="text-align: center">アルドール反応</p>								</div>
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									<p><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">温度、湿度、光の影響でアルドール反応が進行したと考えられる。</span></p>								</div>
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									<p><span style="color: #0000ff">溶剤以外の試薬や薬液等でも、正しい保管環境下にないと不純物が混入したり劣化を起こす事があります。</span></p><p><span style="color: #0000ff">使用している溶剤や試薬に不純物が混入していないか、サンプルや目的に合わせた手法を提案させて頂きますのでお気軽にお問い合わせ下さい。</span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/impurity_analysis_organic_solvents.html">有機溶剤中の不純物分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>GC-MSによる香り成分の分析</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/gc-ms_analysis_fragrance.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Thu, 16 Mar 2023 07:16:33 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=39909</guid>

					<description><![CDATA[<p>GC-MSは、製品の残存溶剤、未反応有機物質など低分子有機物質の定性定量分析に利用されます。 それらはアウトガスとして他の構成材料や環境に影響を与えることがあるが、飛散の際に匂いを放つことが多いです。 本資料では、香りを... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/gc-ms_analysis_fragrance.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/gc-ms_analysis_fragrance.html">GC-MSによる香り成分の分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="39909" class="elementor elementor-39909" data-elementor-post-type="chemistry">
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									<p>GC-MSは、製品の残存溶剤、未反応有機物質など低分子有機物質の定性定量分析に利用されます。</p><p>それらはアウトガスとして他の構成材料や環境に影響を与えることがあるが、飛散の際に匂いを放つことが多いです。</p><p>本資料では、香りをキーワードとし、身近な線香を分析しその分子構造の特徴を他材料と比較考察しました。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">分析サンプル</h2>				</div>
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															<img loading="lazy" decoding="async" width="48" height="47" src="https://www.ites.co.jp/wp-content/uploads/画像1.jpg" class="attachment-large size-large wp-image-39911" alt="分析サンプル" />															</div>
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									<p>樹木から採れる代表的な香木としては、白檀（びゃくだん）・沈香（じんこう）・伽羅（きゃら）の３種があげられるが、今回は、線香と白檀にてデータを取得し比較しました。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">熱脱着GC-MS(180℃)による香り成分の同定</h2>				</div>
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									<p><u><b>線香と白檀の</b></u><u><b>TIC</b></u><u><b>重ね合わせ</b></u></p>								</div>
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															<img loading="lazy" decoding="async" width="324" height="227" src="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2023-03-15-144659.png" class="attachment-medium_large size-medium_large wp-image-39912" alt="線香と白檀" srcset="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2023-03-15-144659.png 324w, https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2023-03-15-144659-300x210.png 300w" sizes="(max-width: 324px) 100vw, 324px" />															</div>
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									<p><span style="font-size: 10pt">白檀と同じ検出時間のピークを確認しました。</span></p><p><span style="font-size: 10pt">線香に白檀が香料として使用されていることを示しています。</span></p>								</div>
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									<p><u><b>検出した共通香り成分</b></u></p>								</div>
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															<img loading="lazy" decoding="async" width="429" height="288" src="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2023-03-15-144723.png" class="attachment-medium_large size-medium_large wp-image-39913" alt="共通香り成分" srcset="https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2023-03-15-144723.png 429w, https://www.ites.co.jp/wp-content/uploads/スクリーンショット-2023-03-15-144723-300x201.png 300w" sizes="(max-width: 429px) 100vw, 429px" />															</div>
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															<img loading="lazy" decoding="async" width="800" height="366" src="https://www.ites.co.jp/wp-content/uploads/香分析　比較表　ﾚｰﾀﾞｰﾁｬｰﾄ_page-0001-1024x469.jpg" class="attachment-large size-large wp-image-39990" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/香分析　比較表　ﾚｰﾀﾞｰﾁｬｰﾄ_page-0001-1024x469.jpg 1024w, https://www.ites.co.jp/wp-content/uploads/香分析　比較表　ﾚｰﾀﾞｰﾁｬｰﾄ_page-0001-300x137.jpg 300w, https://www.ites.co.jp/wp-content/uploads/香分析　比較表　ﾚｰﾀﾞｰﾁｬｰﾄ_page-0001-768x352.jpg 768w, https://www.ites.co.jp/wp-content/uploads/香分析　比較表　ﾚｰﾀﾞｰﾁｬｰﾄ_page-0001-1536x704.jpg 1536w, https://www.ites.co.jp/wp-content/uploads/香分析　比較表　ﾚｰﾀﾞｰﾁｬｰﾄ_page-0001-2048x939.jpg 2048w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">・線香／白檀は、アルデヒド基と脂肪族環状構造を特徴とし、ウッディーな香りは、主に脂肪族環状構造が起因<span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">であると推測します。</span></p><p style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">・全般的に水酸基（OH）、および二重結合を有することが特徴であるが、その分子間力により香りを持続させて<span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">いることが示唆されます。</span></p><p style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">・スパイスは、エーテル結合を有し酸素Oの電子供与（正のメソメリー効果）によるベンゼン環内の電子密度向<span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">上、および、分極</span><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">とπ／πスタッキングが、独特の香りと持続性を醸し出す所以であると推測します。</span></p>								</div>
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									<p style="text-align: center"><strong><span style="font-size: 15px;color: #ff0000">アイテスでは、香料から産業用製品のアウトガス成分分析、考察まで、幅広くご対応いたします。</span></strong></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/gc-ms_analysis_fragrance.html">GC-MSによる香り成分の分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>アルミ溶接部(スポット溶接)の断面硬度</title>
		<link>https://www.ites.co.jp/section/index/measuring_technologies/aluminum_cross_section_hardness.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Thu, 09 Mar 2023 07:49:43 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=section&#038;p=39807</guid>

					<description><![CDATA[<p>断面観察を実施したアルミスポット溶接部について硬度測定を行い、ビッカース硬度、ヤング率、弾力割合からどのような傾向があるのか調査しました。 アルミスポット溶接部の観察事例　-　光学顕微鏡像、X線画像 X線透視観察より 溶... </p>
<div class="textAR"><a href="https://www.ites.co.jp/section/index/measuring_technologies/aluminum_cross_section_hardness.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/section/index/measuring_technologies/aluminum_cross_section_hardness.html">アルミ溶接部(スポット溶接)の断面硬度</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>断面観察を実施したアルミスポット溶接部について硬度測定を行い、ビッカース硬度、ヤング率、弾力割合からどのような傾向があるのか調査しました。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">アルミスポット溶接部の観察事例　-　光学顕微鏡像、X線画像</h2>				</div>
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									<p>X線透視観察より 溶接部の内部にボイドを確認。断面観察から中央のボイドはブローホールであることが判明しました。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">アルミスポット溶接部　断面の硬度測定</h2>				</div>
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									<p>ブローホールを中心に①～⑫で硬度測定を実施。ビッカース硬度、ヤング率、弾力割合からどのような傾向があるのか調査しました。</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="399" src="https://www.ites.co.jp/wp-content/uploads/画像7-2-768x399.png" class="attachment-medium_large size-medium_large wp-image-39817" alt="断面の硬度測定" srcset="https://www.ites.co.jp/wp-content/uploads/画像7-2-768x399.png 768w, https://www.ites.co.jp/wp-content/uploads/画像7-2-300x156.png 300w, https://www.ites.co.jp/wp-content/uploads/画像7-2.png 849w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p>結果、ブローホール付近は硬いが剛性が低く変形しやすい状態でした。またブローホールから少し離れた箇所(➃⑧)辺りでは剛性が高く、若干、脆い状態になっていることが分かりました。</p><p> </p><p>ブローホール付近は硬く弾力性があり、ブローホールから遠ざかるほど軟らかく弾力性が減少する傾向にあるようです。</p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/section/index/measuring_technologies/aluminum_cross_section_hardness.html">アルミ溶接部(スポット溶接)の断面硬度</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>動的光散乱法による無機粒子の粒径測定</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/particle_size_measurement.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Thu, 29 Dec 2022 05:08:16 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=analyzes&#038;p=39084</guid>

					<description><![CDATA[<p>動的光散乱法により、液中に分散したナノメートルレベルの粒子を分離することなく、粒子径・粒度分布を測定することが可能です。水媒体中のシリカ粒子、アルミナ粒子の粒径測定の例を紹介します。 測定原理 溶液中の粒子は粒子径に依存... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/particle_size_measurement.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/particle_size_measurement.html">動的光散乱法による無機粒子の粒径測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>動的光散乱法により、液中に分散したナノメートルレベルの粒子を分離することなく、粒子径・粒度分布を測定することが可能です。水媒体中のシリカ粒子、アルミナ粒子の粒径測定の例を紹介します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">測定原理</h2>				</div>
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									<p>溶液中の粒子は粒子径に依存したブラウン運動をしており、粒子に光照射したときに生じる散乱光のゆらぎは、粒子径に依存します。このゆらぎを観測、解析することで、粒径、粒子径分布を求めることができます。</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="182" src="https://www.ites.co.jp/wp-content/uploads/画像3-6-768x182.png" class="attachment-medium_large size-medium_large wp-image-39086" alt="測定原理" srcset="https://www.ites.co.jp/wp-content/uploads/画像3-6-768x182.png 768w, https://www.ites.co.jp/wp-content/uploads/画像3-6-300x71.png 300w, https://www.ites.co.jp/wp-content/uploads/画像3-6-1024x242.png 1024w, https://www.ites.co.jp/wp-content/uploads/画像3-6.png 1437w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">測定結果・考察</h2>				</div>
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									<p>市販のアルミナ、シリカの分散液をpHを調整して粒径測定を行った結果を以下に示します。</p><p>アルミナは、強アルカリ条件から中性に近づくにつれ、等電点に近づき、粒子表面の電荷が小さくなり、粒子間の反発が小さくなり、粒子の凝集が起こっていることが窺えます。シリカについては、強酸性側に等電点があると考えられ、pH 3～10の領域では、粒子の凝集が起こらず、50nm以下の粒径を維持しています。</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="546" src="https://www.ites.co.jp/wp-content/uploads/画像10-2-768x546.png" class="attachment-medium_large size-medium_large wp-image-39090" alt="シリカ平均粒径" srcset="https://www.ites.co.jp/wp-content/uploads/画像10-2-768x546.png 768w, https://www.ites.co.jp/wp-content/uploads/画像10-2-300x213.png 300w, https://www.ites.co.jp/wp-content/uploads/画像10-2.png 881w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">応用例・その他の機能</h2>				</div>
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									<p>本システムでは、乾燥状態の粒子を測定することはできず、測定対象の粒子が媒体に分散している必要があります。</p><p>カーボンブラックや有機顔料の分散状態の評価、機能性ナノ粒子の粒径測定やエマルションの分散状態の評価にも活用可能です。</p><p>今回は、粒径測定の例を紹介しましたが、本システムでは、分散粒子のゼータ電位を測定することも可能です。</p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/particle_size_measurement.html">動的光散乱法による無機粒子の粒径測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>岩石中鉱物のラマンスペクトル取得サービス</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/acquisitionservice_ramanspectrum.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Mon, 17 Oct 2022 08:05:20 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=38836</guid>

					<description><![CDATA[<p>岩石中の鉱物種の同定、解析にラマンスペクトルは非常に有効です。岩石のラマンスペクトル取得サービスのご紹介です。 岩石のラマンスペクトル 岩石は様々な鉱物によって構成されます。花崗岩に含まれていた鉱物のラマンスペクトルを示... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/acquisitionservice_ramanspectrum.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/acquisitionservice_ramanspectrum.html">岩石中鉱物のラマンスペクトル取得サービス</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="38836" class="elementor elementor-38836" data-elementor-post-type="chemistry">
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									<p>岩石中の鉱物種の同定、解析にラマンスペクトルは非常に有効です。<br />岩石のラマンスペクトル取得サービスのご紹介です。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">岩石のラマンスペクトル</h2>				</div>
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									<p>岩石は様々な鉱物によって構成されます。花崗岩に含まれていた鉱物のラマンスペクトルを示します。</p><p>（最小分解能約1μm）</p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="536" src="https://www.ites.co.jp/wp-content/uploads/ramanspectrum-of-rock-768x536.png" class="attachment-medium_large size-medium_large wp-image-38838" alt="岩石のラマンスペクトル" srcset="https://www.ites.co.jp/wp-content/uploads/ramanspectrum-of-rock-768x536.png 768w, https://www.ites.co.jp/wp-content/uploads/ramanspectrum-of-rock-300x209.png 300w, https://www.ites.co.jp/wp-content/uploads/ramanspectrum-of-rock-1024x715.png 1024w, https://www.ites.co.jp/wp-content/uploads/ramanspectrum-of-rock-1536x1073.png 1536w, https://www.ites.co.jp/wp-content/uploads/ramanspectrum-of-rock-2048x1430.png 2048w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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岩石ラマンスペクトル取得サービスの特徴
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									<p>薄片化した岩石標本、採り出した鉱物などをお送り頂き、測定箇所をご指定頂ければ、指定箇所の<span style="font-size: 15px">ラマンスペクトルを取得いたします。</span></p><p>薄片化、元素分析（EDX・EPMA）、EBSD分析も承り可能です。</p>								</div>
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									<p style="text-align: center"><span style="font-size: 10pt">1検体あたりの料金</span></p><p style="text-align: left"><strong><span style="font-size: 24pt;color: #ff0000">ラマン測定　 35,000円</span></strong><br /><strong><span style="color: #ff0000">同一試料内別箇所 5,000円/測定</span></strong></p>								</div>
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									<p>*ラマン測定のみの料金です。<br />化合物同定は含まれません。<br />ピークシフト解析などはご相談ください。</p>								</div>
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									<p><span style="color: #0000ff">アイテスではラマンスペクトル取得サービスにて、岩石・鉱物の研究のアシストをいたします。</span></p><p><span style="color: #0000ff">まずはお気軽にご相談ください。</span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/acquisitionservice_ramanspectrum.html">岩石中鉱物のラマンスペクトル取得サービス</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>溶媒抽出によるGC-MS分析</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/solvent_extraction_gc-ms_analysis.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Thu, 25 Aug 2022 08:00:19 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=38527</guid>

					<description><![CDATA[<p>GC-MS分析の前処理として溶媒抽出を行う事で、目的物を高感度に分析出来る場合があります。ここではウエスで拭いた汚れの成分比較、感熱紙に含まれる顕色剤の成分比較を溶媒抽出を用いて行った例を 紹介します。 汚れ成分と周辺材... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/solvent_extraction_gc-ms_analysis.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/solvent_extraction_gc-ms_analysis.html">溶媒抽出によるGC-MS分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p><span style="color: #000000">GC-MS分析の前処理として溶媒抽出を行う事で、目的物を高感度に分析出来る場合があります。</span><br /><span style="color: #000000">ここではウエスで拭いた汚れの成分比較、感熱紙に含まれる顕色剤の成分比較を溶媒抽出を用いて行った例を</span></p><p><span style="color: #000000">紹介します。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">汚れ成分と周辺材との比較分析</h2>				</div>
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									<p>機材に付着していた汚れをウエスで拭き取り、溶媒抽出した後成分分析を行いました。<br />また、汚れが付着していた周辺で使用していた機械油、グリースについても分析を行い、成分の比較を行い</p><p>ました。</p>								</div>
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															<img loading="lazy" decoding="async" width="611" height="894" src="https://www.ites.co.jp/wp-content/uploads/solvent-extraction.png" class="attachment-medium_large size-medium_large wp-image-38529" alt="溶媒抽出" srcset="https://www.ites.co.jp/wp-content/uploads/solvent-extraction.png 611w, https://www.ites.co.jp/wp-content/uploads/solvent-extraction-205x300.png 205w" sizes="(max-width: 611px) 100vw, 611px" />															</div>
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									<p>機械油、グリースのスペクトルと比較すると、主成分と添加剤成分が一致したことから、汚れは機械油由来で</p><p>あることが分かりました。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">感熱紙に含まれる顕色剤の成分比較</h2>				</div>
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									<p>感熱紙には酸性の顕色剤と、酸と反応して発色する色素が含まれており、熱をかけた部分の色素と顕色剤が融解し反応する事で発色・印字されます。ここでは２種類の感熱紙を溶媒抽出し含まれる顕色剤の成分分析を行いました。</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="295" src="https://www.ites.co.jp/wp-content/uploads/感熱紙①-1024x378.png" class="attachment-large size-large wp-image-38548" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/感熱紙①-1024x378.png 1024w, https://www.ites.co.jp/wp-content/uploads/感熱紙①-300x111.png 300w, https://www.ites.co.jp/wp-content/uploads/感熱紙①-768x283.png 768w, https://www.ites.co.jp/wp-content/uploads/感熱紙①-1536x566.png 1536w, https://www.ites.co.jp/wp-content/uploads/感熱紙①-2048x755.png 2048w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>感熱紙①と②では異なる顕色剤が使用されていることが分かりました。<br />以前は顕色剤としてビスフェノールAがよく用いられていましたが、REACH規則を受け現在では色素との高い</p><p>反応性からビスフェノールSが代替品として広く使用されています。ただビスフェノールSもビスフェノールA</p><p>と同様に内分泌かく乱性の懸念が指摘されています。</p>								</div>
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									<p><span style="color: #0000ff">溶媒抽出以外にも、サンプルや分析対象に合わせて様々な前処理方法から最適な手法を提案させて頂きます</span></p><p><span style="color: #0000ff">ので、お気軽にお問い合わせください。</span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/solvent_extraction_gc-ms_analysis.html">溶媒抽出によるGC-MS分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>高温GPC（SEC）による樹脂の分子量測定</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/high_temperature_gpc.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Fri, 29 Jul 2022 05:55:16 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=38166</guid>

					<description><![CDATA[<p>プラスチックなど樹脂の分子量は一つではなく、複数の分子量で構成されています。この分子量および分布を把握することで樹脂の特性や劣化などメカニズム理論の理解に繋がります。本資料では、常温で溶剤に溶解しにくいポリオレフィン系の... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/high_temperature_gpc.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/high_temperature_gpc.html">高温GPC（SEC）による樹脂の分子量測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="38166" class="elementor elementor-38166" data-elementor-post-type="chemistry">
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									<p>プラスチックなど樹脂の分子量は一つではなく、複数の分子量で構成されています。この分子量および分布を把握することで樹脂の特性や劣化などメカニズム理論の理解に繋がります。本資料では、常温で溶剤に溶解しにくいポリオレフィン系の測定に相応しい高温GPC装置にて、ポリプロピレン樹脂（PP）で紫外線（UV）照射有無の試料を測定しデータ解析を行った事例をご紹介いたします。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">高温SECの装置構成と原理</h2>				</div>
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									<p style="text-align: center"><strong><u>装置構成</u></strong></p>								</div>
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															<img loading="lazy" decoding="async" width="468" height="410" src="https://www.ites.co.jp/wp-content/uploads/high_temperature_gpc1.png" class="attachment-medium_large size-medium_large wp-image-38175" alt="装置構成" srcset="https://www.ites.co.jp/wp-content/uploads/high_temperature_gpc1.png 468w, https://www.ites.co.jp/wp-content/uploads/high_temperature_gpc1-300x263.png 300w" sizes="(max-width: 468px) 100vw, 468px" />															</div>
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									<p style="text-align: center"><strong><u>分離原理</u></strong></p>								</div>
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									<p>カラム内には無数の細孔を持つ<span style="color: #ff0000">充填剤</span>が存在。</p><p>サイズの小さい分子は細孔に侵入するので、分子の溶出が遅れる。</p>								</div>
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									<p style="text-align: center"><strong><u>解析の流れ</u></strong></p>								</div>
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															<img loading="lazy" decoding="async" width="504" height="409" src="https://www.ites.co.jp/wp-content/uploads/high_temperature_gpc10.png" class="attachment-large size-large wp-image-38174" alt="解析の流れ" srcset="https://www.ites.co.jp/wp-content/uploads/high_temperature_gpc10.png 504w, https://www.ites.co.jp/wp-content/uploads/high_temperature_gpc10-300x243.png 300w" sizes="(max-width: 504px) 100vw, 504px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">分析事例　ＵＶ照射を行ったPPの分子量測定</h2>				</div>
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									<p style="line-height: 110%;margin-top: 0pt;margin-bottom: 0pt;margin-left: 0in;direction: ltr"><strong><span style="font-size: 11pt;font-family: メイリオ">・</span><span style="font-size: 11pt;font-family: メイリオ">PS</span><span style="font-size: 11pt;font-family: メイリオ">換算の相対分子量分布</span></strong></p>								</div>
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															<img loading="lazy" decoding="async" width="486" height="382" src="https://www.ites.co.jp/wp-content/uploads/high_temperature_gpc4-1.png" class="attachment-medium_large size-medium_large wp-image-38172" alt="・PS換算の相対分子量分布" srcset="https://www.ites.co.jp/wp-content/uploads/high_temperature_gpc4-1.png 486w, https://www.ites.co.jp/wp-content/uploads/high_temperature_gpc4-1-300x236.png 300w" sizes="(max-width: 486px) 100vw, 486px" />															</div>
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									<p><strong>・各試料の平均分子量</strong></p>								</div>
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															<img loading="lazy" decoding="async" width="616" height="276" src="https://www.ites.co.jp/wp-content/uploads/high_temperature_gpc8.png" class="attachment-medium_large size-medium_large wp-image-38173" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/high_temperature_gpc8.png 616w, https://www.ites.co.jp/wp-content/uploads/high_temperature_gpc8-300x134.png 300w" sizes="(max-width: 616px) 100vw, 616px" />															</div>
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									<p>・Mn(=数平均分子量)･･･ポリマー１本当たりの平均分子量</p><p>・Mw(＝重量平均分子量) ･･･物性を反映した平均分子量</p><p>・Mw/Mn(=多分散度)･･･分布の広さを示す値</p>								</div>
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									<p style="text-align: left">UV照射品の方が分子量が減少して、分布の広さが狭くなっていることを確認した。</p><p style="text-align: left">(※裁断による分子量の減少と、UV照射面積の拡大に伴う劣化促進が影響）</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">活用例</h2>				</div>
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									<p>・原料ロットの違いによる分子量やそのバラツキの評価</p><p>・外的環境（UV、薬品）による分子量の評価（←本試験はこちら）</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">高温SECの仕様と留意点</h2>				</div>
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									<p><u>・仕様</u></p><p>溶解温度：140℃</p><p>使用溶媒：オルトジクロロベンゼン</p><p>較正曲線用PS標準試料：約2,300~約2,300,000</p>								</div>
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									<p><u>・測定に適する試料</u></p><p>試料：常温で溶解せず、耐熱性のある樹脂</p><p>（酸･アルカリ・ハロゲン系含有は対応不可）</p><p>測定に必要な試料量：5mg以上/測定</p>								</div>
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									<p>その他、分析装置でもポリマーの分析評価にご対応いたします。</p><p>DSC・TMAによる物性値の評価、FT-IR・ラマン分光・GC-MSによる構造解析</p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/high_temperature_gpc.html">高温GPC（SEC）による樹脂の分子量測定</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>有機材料、高分子材料の分析評価</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/analytical_evaluation_of_organic-materialpolymer_material.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Mon, 11 Jul 2022 05:37:00 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=38004</guid>

					<description><![CDATA[<p>溶剤、添加剤、医薬品、プラスチックなどの有機材料は、金属、無機素材とともに欠かせない材料である。 軽元素の組み合わせで多種多様な種類を有し、またその特異性は構造や分子間力、電子の挙動から発現しますが、特性の根本的な把握に... </p>
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The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/analytical_evaluation_of_organic-materialpolymer_material.html">有機材料、高分子材料の分析評価</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="38004" class="elementor elementor-38004" data-elementor-post-type="chemistry">
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									<p><span style="font-size: 15px;color: #000000">溶剤、添加剤、医薬品、プラスチックなどの有機材料は、金属、無機素材とともに欠かせない材料である。</span></p><p><span style="font-size: 15px;color: #000000">軽元素の組み合わせで多種多様な種類を有し、またその特異性は構造や分子間力、電子の挙動から発現</span><span style="font-size: 15px;color: #000000">しますが、特性の根本的な把握に化学機器分析および評価は必要と思われます。本資料では、有機素材の</span><span style="font-size: 15px;color: #000000">分析評価サービス事例をご紹介します。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">FT-IR分析</h2>				</div>
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									<p>PET（ポリエチレンテレフタレート）の変質劣化をFT-IRにて分析。特異なピークの強度差で劣化の把握が可能です。</p><p> </p>								</div>
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															<img loading="lazy" decoding="async" width="529" height="248" src="https://www.ites.co.jp/wp-content/uploads/FT-IR_1.png" class="attachment-medium_large size-medium_large wp-image-38006" alt="FT-IR分析" srcset="https://www.ites.co.jp/wp-content/uploads/FT-IR_1.png 529w, https://www.ites.co.jp/wp-content/uploads/FT-IR_1-300x141.png 300w" sizes="(max-width: 529px) 100vw, 529px" />															</div>
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															<img loading="lazy" decoding="async" width="717" height="372" src="https://www.ites.co.jp/wp-content/uploads/PET-10.png" class="attachment-medium_large size-medium_large wp-image-38007" alt="PET分子構造" srcset="https://www.ites.co.jp/wp-content/uploads/PET-10.png 717w, https://www.ites.co.jp/wp-content/uploads/PET-10-300x156.png 300w" sizes="(max-width: 717px) 100vw, 717px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">GC-MS分析</h2>				</div>
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									<p><span style="font-size: 15px">錠剤のPTP梱包シートをGC-MSそれぞれのモードで分析。添加剤や塩ビ（PVC）の分解物を検出し構成素材を把握します。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="294" height="306" src="https://www.ites.co.jp/wp-content/uploads/GC-MS-3.png" class="attachment-medium_large size-medium_large wp-image-38009" alt="熱脱着GC-MS分析" srcset="https://www.ites.co.jp/wp-content/uploads/GC-MS-3.png 294w, https://www.ites.co.jp/wp-content/uploads/GC-MS-3-288x300.png 288w" sizes="(max-width: 294px) 100vw, 294px" />															</div>
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															<img loading="lazy" decoding="async" width="292" height="315" src="https://www.ites.co.jp/wp-content/uploads/GC-MS_2.png" class="attachment-medium_large size-medium_large wp-image-38010" alt="熱分解GC-MS分析" srcset="https://www.ites.co.jp/wp-content/uploads/GC-MS_2.png 292w, https://www.ites.co.jp/wp-content/uploads/GC-MS_2-278x300.png 278w" sizes="(max-width: 292px) 100vw, 292px" />															</div>
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															<img loading="lazy" decoding="async" width="768" height="533" src="https://www.ites.co.jp/wp-content/uploads/GC-MS_3-768x533.png" class="attachment-medium_large size-medium_large wp-image-38011" alt="GC-MS装置" srcset="https://www.ites.co.jp/wp-content/uploads/GC-MS_3-768x533.png 768w, https://www.ites.co.jp/wp-content/uploads/GC-MS_3-300x208.png 300w, https://www.ites.co.jp/wp-content/uploads/GC-MS_3.png 943w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">GPC（SEC）による分子量分布評価</h2>				</div>
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									<p><span style="font-size: 15px">ポリプロピレン（PP）の分子量およびその分布を分析評価。</span></p><p><span style="font-size: 15px">サンプル：PP（紫外線未照射）PP-UV1（照射）</span><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">PP-UV2</span><span style="font-size: 15px">（裁断照射）</span></p>								</div>
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									<p>重合評価、ペレットロットの比較、樹脂機械強度低下の把握、クラック近傍の分子量低下の把握などに有効。</p>								</div>
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															<img loading="lazy" decoding="async" width="468" height="308" src="https://www.ites.co.jp/wp-content/uploads/Molecular-weight-difference.png" class="attachment-large size-large wp-image-38012" alt="分子量差" srcset="https://www.ites.co.jp/wp-content/uploads/Molecular-weight-difference.png 468w, https://www.ites.co.jp/wp-content/uploads/Molecular-weight-difference-300x197.png 300w" sizes="(max-width: 468px) 100vw, 468px" />															</div>
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															<img loading="lazy" decoding="async" width="615" height="560" src="https://www.ites.co.jp/wp-content/uploads/GPCSEC_1.png" class="attachment-large size-large wp-image-38015" alt="GPC（SEC）による分子量分布評価" srcset="https://www.ites.co.jp/wp-content/uploads/GPCSEC_1.png 615w, https://www.ites.co.jp/wp-content/uploads/GPCSEC_1-300x273.png 300w" sizes="(max-width: 615px) 100vw, 615px" />															</div>
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															<img loading="lazy" decoding="async" width="800" height="868" src="https://www.ites.co.jp/wp-content/uploads/gpc_sec-944x1024.png" class="attachment-large size-large wp-image-38029" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/gpc_sec-944x1024.png 944w, https://www.ites.co.jp/wp-content/uploads/gpc_sec-277x300.png 277w, https://www.ites.co.jp/wp-content/uploads/gpc_sec-768x833.png 768w, https://www.ites.co.jp/wp-content/uploads/gpc_sec.png 957w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p style="text-align: center"><span style="color: #0000ff"><span style="font-size: 15px">アイテスでは、材料分析から高精度加工解析、および信頼性試験まで幅広くご対応いたします。</span></span></p><p style="text-align: center"><span style="color: #0000ff"><span style="font-size: 15px">いつでも、お気軽にご相談ください。</span></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/analytical_evaluation_of_organic-materialpolymer_material.html">有機材料、高分子材料の分析評価</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>カーボン材料のラマン分析</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/raman_analysis_of_carbon.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Mon, 16 May 2022 08:40:47 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=37191</guid>

					<description><![CDATA[<p>カーボン材料はグラファイト、活性炭、カーボンファイバーなど様々なものがあり、リチウムイオン電池の負極活物質や、導電性プラスチック用添加剤、インク、CFRPなど様々な用途で幅広く使用されています。ラマン分析によりカーボン材... </p>
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The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/raman_analysis_of_carbon.html">カーボン材料のラマン分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>カーボン材料はグラファイト、活性炭、カーボンファイバーなど様々なものがあり、リチウム<span style="font-size: 15px">イオン電池の負極活物質や、導電性プラスチック用添加剤、インク、CFRPなど様々な用途で</span><span style="font-size: 15px">幅広く使用されています。</span><span style="font-size: 15px">ラマン分析によりカーボン材料の構造の違いを評価しました。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">カーボン材料によるラマンスペクトルの違い</h2>				</div>
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									<p>3種類のカーボン材料（グラファイト、アセチレンカーボンブラック、活性炭）について、<span style="font-size: 15px">ラマンスペクトルを測定しました。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="768" height="959" src="https://www.ites.co.jp/wp-content/uploads/画像1-2-768x959.png" class="attachment-medium_large size-medium_large wp-image-37193" alt="３種のカーボン材料によるのラマンスぺクトルの違い" srcset="https://www.ites.co.jp/wp-content/uploads/画像1-2-768x959.png 768w, https://www.ites.co.jp/wp-content/uploads/画像1-2-240x300.png 240w, https://www.ites.co.jp/wp-content/uploads/画像1-2-820x1024.png 820w, https://www.ites.co.jp/wp-content/uploads/画像1-2-1230x1536.png 1230w, https://www.ites.co.jp/wp-content/uploads/画像1-2.png 1608w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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															<img loading="lazy" decoding="async" width="221" height="187" src="https://www.ites.co.jp/wp-content/uploads/グラファイト構造.gif" class="attachment-large size-large wp-image-37203" alt="" />															</div>
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									<p style="text-align: center"><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300;text-align: center">グラファイト構造</span></p>								</div>
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									<p style="text-align: center"><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300;text-align: center">積層状態</span></p>								</div>
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									<p><span style="font-size: 15px">グラファイトは1580cm</span><sup><span lang="EN-US" style="font-size: 10.5pt;font-family: 'Times New Roman',serif">₋</span><span lang="EN-US" style="font-size: 10.5pt;font-family: 'Calibri',sans-serif">1</span></sup><span style="font-size: 15px">付近のGバンドが強くシャープに検出されています。これはsp</span><span style="font-family: Calibri, sans-serif;font-size: 10.5pt;vertical-align: super">2</span><span style="font-size: 15px">構造に</span><span style="font-size: 15px">由来するピークです。また、1380cm</span><sup><span lang="EN-US" style="font-size: 10.5pt;font-family: 'Times New Roman',serif">₋</span><span lang="EN-US" style="font-size: 10.5pt;font-family: 'Calibri',sans-serif">1</span></sup><span style="font-size: 15px">のDバンドのピークは構造の乱れを示すもので、</span><span style="font-size: 15px">ピークが弱いことから、グラファイトは構造の乱れが少ないことが分かります。一方、CB、</span><span style="font-size: 15px">活性炭はDバンドのピークが強くなっていることから、グラファイトの単位格子である六員環</span><span style="font-size: 15px">構造の崩れや、積層状態の網面がより無秩序に重なりあっている事を示しています。</span></p><p><span style="font-size: 15px">また、CB、活性炭では、グラファイトに比べGバンドのピークがブロードになっており、半値幅</span><span style="font-size: 15px">が大きくなっています。これは、結晶子サイズが異なる事を示しており、グラファイトはCB、</span><span style="font-size: 15px">活性炭より結晶子サイズが大きい事が分かります。</span></p>								</div>
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									<p><span style="color: #0000ff">ラマン分析はカーボン材料の構造や結晶性に関する情報を得る事が可能であり、カーボン材料の性能評価に有用です。</span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/raman_analysis_of_carbon.html">カーボン材料のラマン分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>熱脱着GC-MSによるポリマー中の添加剤不具合解析</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/additive_defects_polymers.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Mon, 09 May 2022 06:24:32 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=37125</guid>

					<description><![CDATA[<p>ポリマーには安定性や加工性を向上させる為に様々な添加剤が使用されていますが、環境負荷や長期保管により添加剤成分がポリマー表面に析出したり（ブルーム/ブリード）、添加剤そのものが化学変化を起こし変色や劣化の原因となる事があ... </p>
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The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/additive_defects_polymers.html">熱脱着GC-MSによるポリマー中の添加剤不具合解析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p><span style="font-size: 15px">ポリマーには安定性や加工性を向上させる為に様々な添加剤が使用されていますが、環境負荷や長期保管により添加剤成分がポリマー表面に析出したり（ブルーム/ブリード）、添加剤そのものが化学変化を起こし変色や劣化の原因となる事があります。</span></p><p><span style="font-size: 15px">ここでは添加剤のブリードアウト、UV照射による添加剤成分の化学変化を熱脱着GC-MSにより分析した例を紹介します。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">ニトリルゴムからブリードアウトした添加剤成分分析</h2>				</div>
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															<img loading="lazy" decoding="async" width="136" height="102" src="https://www.ites.co.jp/wp-content/uploads/ニトリルゴムからブリードアウトした添加剤成分分析1.jpg" class="attachment-large size-large wp-image-37127" alt="" />															</div>
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									<p><span style="font-size: 15px">ニトリルゴム製O-リング表面の析出物を採取し分析を行うと、可塑剤のフタル酸エステル類や老化防止剤が検出されました。ポリマー成分と添加剤成分の相溶性が悪い、また環境条件での分子運動によりこのようなブリードアウト現象が起きやすくなります。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="139" src="https://www.ites.co.jp/wp-content/uploads/ニトリルゴムからブリードアウトした添加剤成分分析2-1024x178.png" class="attachment-large size-large wp-image-37128" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/ニトリルゴムからブリードアウトした添加剤成分分析2-1024x178.png 1024w, https://www.ites.co.jp/wp-content/uploads/ニトリルゴムからブリードアウトした添加剤成分分析2-300x52.png 300w, https://www.ites.co.jp/wp-content/uploads/ニトリルゴムからブリードアウトした添加剤成分分析2-768x133.png 768w, https://www.ites.co.jp/wp-content/uploads/ニトリルゴムからブリードアウトした添加剤成分分析2.png 1418w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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															<img loading="lazy" decoding="async" width="800" height="262" src="https://www.ites.co.jp/wp-content/uploads/ニトリルゴムからブリードアウトした添加剤成分分析3-1024x335.png" class="attachment-large size-large wp-image-37129" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/ニトリルゴムからブリードアウトした添加剤成分分析3-1024x335.png 1024w, https://www.ites.co.jp/wp-content/uploads/ニトリルゴムからブリードアウトした添加剤成分分析3-300x98.png 300w, https://www.ites.co.jp/wp-content/uploads/ニトリルゴムからブリードアウトした添加剤成分分析3-768x251.png 768w, https://www.ites.co.jp/wp-content/uploads/ニトリルゴムからブリードアウトした添加剤成分分析3-1536x503.png 1536w, https://www.ites.co.jp/wp-content/uploads/ニトリルゴムからブリードアウトした添加剤成分分析3-2048x670.png 2048w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">UV照射したナイロン66の添加剤成分分析</h2>				</div>
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									<p><span style="font-size: 15px">ナイロン66製結束バンドのUV照射前後を比較すると、光安定剤がUV照射により分解生成物となって検出されました。ポリマーの代わりにUV負荷を受ける光安定剤が分解により減少すると、ポリマー主成分の劣化の進行が速まる事が考えられます。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="152" src="https://www.ites.co.jp/wp-content/uploads/UV照射したナイロン66の添加剤成分分析2-1024x195.png" class="attachment-large size-large wp-image-37131" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/UV照射したナイロン66の添加剤成分分析2-1024x195.png 1024w, https://www.ites.co.jp/wp-content/uploads/UV照射したナイロン66の添加剤成分分析2-300x57.png 300w, https://www.ites.co.jp/wp-content/uploads/UV照射したナイロン66の添加剤成分分析2-768x146.png 768w, https://www.ites.co.jp/wp-content/uploads/UV照射したナイロン66の添加剤成分分析2.png 1446w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p><span style="font-size: 15px;color: #0000ff">添加剤成分はポリマー主成分に対して少量しか含まれませんが、熱脱着GC-MS分析により感度良く分析する事が可能です。信頼性試験や熱分析、主成分分析などと組み合わせた製品の劣化予測など、不具合症状や目的に合わせた手法を提案させて頂きますのでお気軽にお問い合わせください。</span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/additive_defects_polymers.html">熱脱着GC-MSによるポリマー中の添加剤不具合解析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>反応熱分解によるポリカーボネート劣化解析</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/polycarbonate.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Thu, 14 Apr 2022 00:45:02 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=analyzes&#038;p=36943</guid>

					<description><![CDATA[<p>ポリカーボネートは耐衝撃性や耐候性、透明度に優れた材料であることから、工業材料から日常品まで幅広く使用されています。しかし優れた性質を持つポリマーであっても、使用環境や経時変化により化学変化、いわゆる劣化が生じます。ここ... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/polycarbonate.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/polycarbonate.html">反応熱分解によるポリカーボネート劣化解析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="36943" class="elementor elementor-36943" data-elementor-post-type="chemistry">
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									<p>ポリカーボネートは耐衝撃性や耐候性、透明度に優れた材料であることから、工業材料から日常品まで幅<span style="font-size: 15px">広く使用されています。しかし優れた性質を持つポリマーであっても、使用環境や経時変化により化学変</span><span style="font-size: 15px">化、いわゆる劣化が生じます。ここではUV照射及び恒温恒湿試験を行ったポリカーボネート材料の劣化</span><span style="font-size: 15px">解析例を紹介します。</span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">ポリカーボネートの反応熱分解GC-MS分析</h2>				</div>
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									<p>TMAH 試薬を使った反応熱分解GC-MS分析では、試料中のエステル結合の加水分解・メチル誘導体化が起こります。</p>								</div>
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															<img loading="lazy" decoding="async" width="636" height="94" src="https://www.ites.co.jp/wp-content/uploads/Polycarbonate-1.png" class="attachment-medium_large size-medium_large wp-image-36945" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/Polycarbonate-1.png 636w, https://www.ites.co.jp/wp-content/uploads/Polycarbonate-1-300x44.png 300w" sizes="(max-width: 636px) 100vw, 636px" />															</div>
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									<p>新品、UV照射後、恒温恒湿試験後のポリカーボネートサンプルをそれぞれ反応熱分解GC-MSにて分析を行いました。</p>								</div>
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															<img loading="lazy" decoding="async" width="644" height="484" src="https://www.ites.co.jp/wp-content/uploads/ポリカーボネートの反応熱分解GC-MS分析.png" class="attachment-medium_large size-medium_large wp-image-36968" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/ポリカーボネートの反応熱分解GC-MS分析.png 644w, https://www.ites.co.jp/wp-content/uploads/ポリカーボネートの反応熱分解GC-MS分析-300x225.png 300w" sizes="(max-width: 644px) 100vw, 644px" />															</div>
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															<img loading="lazy" decoding="async" width="768" height="339" src="https://www.ites.co.jp/wp-content/uploads/Polycarbonate-3-768x339.png" class="attachment-medium_large size-medium_large wp-image-36947" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/Polycarbonate-3-768x339.png 768w, https://www.ites.co.jp/wp-content/uploads/Polycarbonate-3-300x133.png 300w, https://www.ites.co.jp/wp-content/uploads/Polycarbonate-3.png 1012w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
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									<p><strong><span style="color: #ff0000">UV照射</span></strong></p>								</div>
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									<p><strong><span style="color: #0000ff">恒温恒湿試験</span></strong></p>								</div>
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									<p><span style="color: #0000ff"><strong>UV照射後と恒温恒湿試験後のポリカーボネートの反応熱分解生成物では新品とは異なるピークが検出され、それぞれ異なる劣化機構を持つことが示唆されました。</strong></span></p><p><strong><span style="color: #0000ff">このように同じポリマーの劣化であっても、分解生成物の違いからポリマーにかかった負荷や劣化機構について考察いたします。材料評価や不具合品の解析など、お気軽にお問い合わせください。</span></strong></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/polycarbonate.html">反応熱分解によるポリカーボネート劣化解析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>EBSDの事例　２つの黄銅材を比較</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/ebsd_example.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Tue, 12 Apr 2022 03:29:15 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=36878</guid>

					<description><![CDATA[<p>EBSDは結晶方位の測定を得意としています。結晶方位以外にも結晶構造の違いを識別できる場合があります。今回はEBSDの事例として、似たような元素組成をもつ2種類の黄銅材について比較を行いました。結晶構造の違いをもとに、２... </p>
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The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/ebsd_example.html">EBSDの事例　２つの黄銅材を比較</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>EBSDは結晶方位の測定を得意としています。結晶方位以外にも結晶構造の違いを識別できる場合があります。今回はEBSDの事例として、似たような元素組成をもつ2種類の黄銅材について比較を行いました。結晶構造の違いをもとに、２つの試料の差異を可視化します。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">元素分析による2つの黄銅材の比較</h2>				</div>
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									<p>2種類の黄銅材についてSEM-EDXによる分析を行いました。スペクトル分析を行ったところ、黄銅は主としてCu(銅)とZn(亜鉛)から成り、両試料の元素組成は比較的似通っているように見えます。また、元素Cuと元素Znについて面分析を行いましたが、面内分布に偏りは見られませんでした。</p>								</div>
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									<p>試料1（スペクトル分析と半定量値）</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="234" src="https://www.ites.co.jp/wp-content/uploads/試料1（スペクトル分析と半定量値）-1024x300.png" class="attachment-large size-large wp-image-36879" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/試料1（スペクトル分析と半定量値）-1024x300.png 1024w, https://www.ites.co.jp/wp-content/uploads/試料1（スペクトル分析と半定量値）-300x88.png 300w, https://www.ites.co.jp/wp-content/uploads/試料1（スペクトル分析と半定量値）-768x225.png 768w, https://www.ites.co.jp/wp-content/uploads/試料1（スペクトル分析と半定量値）.png 1063w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>試料1（面分析）</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="456" src="https://www.ites.co.jp/wp-content/uploads/試料1（面分析）-1024x584.png" class="attachment-large size-large wp-image-36881" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/試料1（面分析）-1024x584.png 1024w, https://www.ites.co.jp/wp-content/uploads/試料1（面分析）-300x171.png 300w, https://www.ites.co.jp/wp-content/uploads/試料1（面分析）-768x438.png 768w, https://www.ites.co.jp/wp-content/uploads/試料1（面分析）.png 1066w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>試料2（スペクトル分析と半定量値）</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="234" src="https://www.ites.co.jp/wp-content/uploads/試料2（スペクトル分析と半定量値）-1024x300.png" class="attachment-large size-large wp-image-36880" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/試料2（スペクトル分析と半定量値）-1024x300.png 1024w, https://www.ites.co.jp/wp-content/uploads/試料2（スペクトル分析と半定量値）-300x88.png 300w, https://www.ites.co.jp/wp-content/uploads/試料2（スペクトル分析と半定量値）-768x225.png 768w, https://www.ites.co.jp/wp-content/uploads/試料2（スペクトル分析と半定量値）.png 1060w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p>試料2（面分析）</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="456" src="https://www.ites.co.jp/wp-content/uploads/試料2（面分析）-1024x584.png" class="attachment-large size-large wp-image-36882" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/試料2（面分析）-1024x584.png 1024w, https://www.ites.co.jp/wp-content/uploads/試料2（面分析）-300x171.png 300w, https://www.ites.co.jp/wp-content/uploads/試料2（面分析）-768x438.png 768w, https://www.ites.co.jp/wp-content/uploads/試料2（面分析）.png 1066w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">EBSDによる2つの黄銅材の比較</h2>				</div>
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									<p>EBSD分析を行い 相マップ を確認したところ、試料1の一部に結晶構造の異なる β相 が見られました。試料1には  β相 が含まれることから、両試料に材料物性の差があることが予想されます。</p>								</div>
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									<p>試料1（EBSD 相マップ）</p>								</div>
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															<img loading="lazy" decoding="async" width="169" height="204" src="https://www.ites.co.jp/wp-content/uploads/試料1（EBSD-相マップ）.jpg" class="attachment-large size-large wp-image-36883" alt="" />															</div>
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									<p>試料2（EBSD 相マップ）</p>								</div>
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															<img loading="lazy" decoding="async" width="268" height="334" src="https://www.ites.co.jp/wp-content/uploads/凡例.png" class="attachment-large size-large wp-image-36885" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/凡例.png 268w, https://www.ites.co.jp/wp-content/uploads/凡例-241x300.png 241w" sizes="(max-width: 268px) 100vw, 268px" />															</div>
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									<p>α相とβ相の比率 [%]</p>								</div>
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															<img loading="lazy" decoding="async" width="671" height="239" src="https://www.ites.co.jp/wp-content/uploads/α相とβ相の比率-.png" class="attachment-large size-large wp-image-36886" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/α相とβ相の比率-.png 671w, https://www.ites.co.jp/wp-content/uploads/α相とβ相の比率--300x107.png 300w" sizes="(max-width: 671px) 100vw, 671px" />															</div>
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									<p>黄銅の α相 と β相 は、FCC 構造<span style="font-size: 15px">とCsCl 型構造なので、相マップ</span><span style="font-size: 15px">で区別ができます。</span></p>								</div>
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									<p>※EBSDとSEM-EDXは同試料の異なる位置で分析しています。</p>								</div>
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									<span class="elementor-button-text"> EBSD解析事例へ</span>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/ebsd_example.html">EBSDの事例　２つの黄銅材を比較</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>低分子シロキサン定量分析​</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/low_molecular_siloxane.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Wed, 06 Apr 2022 07:48:50 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=36674</guid>

					<description><![CDATA[<p>シリコーン製品から発生する低分子シロキサンが電子部品の接点周囲に存在すると、電気火花の熱によ​ り絶縁物である二酸化ケイ素を生じ、接点障害を引き起こす事が知られています。​ また、REACH規制では環状シロキサンD4、D... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/low_molecular_siloxane.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/low_molecular_siloxane.html">低分子シロキサン定量分析​</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="36674" class="elementor elementor-36674" data-elementor-post-type="chemistry">
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									<p>シリコーン製品から発生する低分子シロキサンが電子部品の接点周囲に存在すると、電気火花の熱によ​</p><p>り絶縁物である二酸化ケイ素を生じ、接点障害を引き起こす事が知られています。​</p><p>また、REACH規制では環状シロキサンD4、D5、D6が規制対象となっています。​</p><p>ここでは低分子シロキサンの確認手法として、HS-GCMSによるアウトガス定量分析を紹介します。​</p>								</div>
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															<img loading="lazy" decoding="async" width="473" height="262" src="https://www.ites.co.jp/wp-content/uploads/環状シロキサン.png" class="attachment-large size-large wp-image-36702" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/環状シロキサン.png 473w, https://www.ites.co.jp/wp-content/uploads/環状シロキサン-300x166.png 300w" sizes="(max-width: 473px) 100vw, 473px" />															</div>
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									<p style="text-align: center">環状シロキサン</p><p style="text-align: center"> Dn（ｎはSi数）</p>								</div>
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															<img loading="lazy" decoding="async" width="563" height="224" src="https://www.ites.co.jp/wp-content/uploads/鎖状シロキサン.png" class="attachment-large size-large wp-image-36703" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/鎖状シロキサン.png 563w, https://www.ites.co.jp/wp-content/uploads/鎖状シロキサン-300x119.png 300w" sizes="(max-width: 563px) 100vw, 563px" />															</div>
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									<p style="text-align: center">鎖状シロキサン</p><p style="text-align: center"> Ln（ｎはSi数）</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="389" src="https://www.ites.co.jp/wp-content/uploads/接点障害-1024x498.png" class="attachment-large size-large wp-image-36701" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/接点障害-1024x498.png 1024w, https://www.ites.co.jp/wp-content/uploads/接点障害-300x146.png 300w, https://www.ites.co.jp/wp-content/uploads/接点障害-768x373.png 768w, https://www.ites.co.jp/wp-content/uploads/接点障害.png 1530w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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									<p><span style="color: #ff0000"><strong>REACH規制</strong></span>：オクタメチルシクロテトラシロキサン(<span style="color: #ff0000">D4</span>)</p><p>                        デカメチルシクロペンタシロキサン(<span style="color: #ff0000">D5</span>)</p><p>                        ドデカメチルシクロヘキサシロキサン（<span style="color: #ff0000">D6</span>）</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">シリコーン系粘着テープのHS-GCMS分析​</h2>				</div>
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									<p>シリコーン系粘着剤を使用しているテープをバイアル瓶に封入し、130℃で30分加温した後、発生したアウトガスをヘッドスペースGCMSにて分析を行いました。</p><p>検出された低分子シロキサンについては、環状シロキサンD5換算にて定量を行いました。</p>								</div>
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									<p>低分子シロキサンの定量結果</p>								</div>
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									<p> </p><p><span style="font-size: 15px">単位：μg/g</span></p>								</div>
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									<p><span style="color: #0000ff"><strong>使用している電子部品の周辺に低分子シロキサンを発生させるような部材が無いか、またどの程度の発生量であるかはHS-GCMS分析によって分析可能です。</strong></span></p><p><span style="color: #0000ff"><strong>サンプルサイズや条件など、お気軽にお問い合わせください。</strong></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/low_molecular_siloxane.html">低分子シロキサン定量分析​</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>フタル酸エステル類のスクリーニング分析​</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/phthalicacid_screening.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Wed, 06 Apr 2022 06:40:47 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=section&#038;p=36627</guid>

					<description><![CDATA[<p>フタル酸エステル類は可塑剤などの添加剤成分として多くのプラスチック製品に使用されていますが、 改正RoHS指令により新たに４種のフタル酸エステル類が規制対象となりました。 スクリーニング分析では簡易的に規制対象化合物含有... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/phthalicacid_screening.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/phthalicacid_screening.html">フタル酸エステル類のスクリーニング分析​</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="36627" class="elementor elementor-36627" data-elementor-post-type="chemistry">
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									<p>フタル酸エステル類は可塑剤などの添加剤成分として多くのプラスチック製品に使用されていますが、</p><p>改正RoHS指令により新たに４種のフタル酸エステル類が規制対象となりました。</p><p>スクリーニング分析では簡易的に規制対象化合物含有の有無を調べる事ができます。スクリーニング分<span style="font-size: 15px">析にて500~1500ppm含有が推定された場合には、より詳細な定量分析にて判定します。</span></p>								</div>
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									<p>RoHS指令対象</p><p><span style="font-size: 15px">フタル酸エステル類</span></p><p> </p><p>規制値：1000 ppm</p>								</div>
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									<p style="text-align: center"><span class="TextRun SCXP199117286 BCX0" lang="EN-US" style="background-blend-mode: normal;border-color: #000000;border-collapse: separate;border-style: none;border-spacing: 0px;border-radius: 0px;caption-side: top;clear: none;columns: auto auto;column-fill: balance;column-rule: 0px none #000000;column-span: none;cursor: text;direction: ltr;filter: none;flex: 0 1 auto;flex-flow: row nowrap;float: none;font-family: メイリオ, メイリオ_EmbeddedFont, メイリオ_MSFontService, sans-serif;font-size: 10.56px;font-style: normal;font-weight: 400;height: auto;line-height: 13px;max-height: none;max-width: none;min-height: 0px;min-width: 0px;object-position: 50% 50%;overflow: visible;padding-top: 0.5px;vertical-align: -0.5px;width: auto" xml:lang="EN-US" data-usefontface="true" data-contrast="none"><span class="NormalTextRun SCXP199117286 BCX0" style="vertical-align: 0.5px;line-height: 0px">DIBP</span></span></p>								</div>
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									<p style="text-align: center"><span class="TextRun BCX0 SCXP104418685" lang="EN-US" style="background-blend-mode: normal;border-color: #000000;border-collapse: separate;border-style: none;border-spacing: 0px;border-radius: 0px;caption-side: top;clear: none;columns: auto auto;column-fill: balance;column-rule: 0px none #000000;column-span: none;cursor: text;direction: ltr;filter: none;flex: 0 1 auto;flex-flow: row nowrap;float: none;font-family: メイリオ, メイリオ_EmbeddedFont, メイリオ_MSFontService, sans-serif;font-size: 10.56px;font-style: normal;font-weight: 400;height: auto;line-height: 13px;max-height: none;max-width: none;min-height: 0px;min-width: 0px;object-position: 50% 50%;overflow: visible;padding-top: 0.5px;vertical-align: -0.5px;width: auto" xml:lang="EN-US" data-usefontface="true" data-contrast="none"><span class="NormalTextRun BCX0 SCXP104418685" style="vertical-align: 0.5px;line-height: 0px">DEHP</span></span></p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">Py-GC/MSによる気泡緩衝材中のフタル酸エステル類スクリーニング分析</h2>				</div>
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									<p>Py-GC/MSによるスクリーニング分析はIEC62321-8にて採用された手法です。</p><p>梱包材として使用される気泡緩衝材についてPy-GC/MS分析を行い、フタル酸エステル類が添加された標準ポリエチレンシートの結果と比較しました。</p>								</div>
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									<p style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">判定基準　　半定量値：500 ppm以下⇒非含有と判定</p><p style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">                                    ：1,500 ppm以上⇒含有と判定</p><p style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">                                    ：500 ～ 1,500 ppm⇒溶媒抽出による定量分析にて再検査を行う </p>								</div>
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									<p>今回の試料はDIBPとDEHPを含んでおり、DIBPは規制濃度以下であると判定されました。</p><p>DEHPについては500ppm以上である事が示唆された為、より詳細な定量分析を行う必要があります。</p>								</div>
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									<p><span style="color: #0000ff"><strong>RoHS指令４種以外にも、JIGや食品衛生法などで規制対象となるDNOP、DINP、DIDPについての簡易的なスクリーニング分析が可能です。</strong></span></p><p><span style="color: #0000ff"><strong>試料の詳細や測定対象化合物など、お気軽にお問い合わせください。</strong></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/phthalicacid_screening.html">フタル酸エステル類のスクリーニング分析​</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>HDPE・LDPE比較分析​</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/hdpe_ldpe_comparative.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Wed, 06 Apr 2022 06:40:42 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=analyzes&#038;p=36605</guid>

					<description><![CDATA[<p>ポリエチレン樹脂には大きく分けて高密度ポリエチレン（HDPE）と低密度ポリエチレン（LDPE）の種類があります。それぞれ基本となる分子構造は同じですが、枝分かれ構造の多さなどの違いにより、ポリマーとしての性質も異なります... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/hdpe_ldpe_comparative.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/hdpe_ldpe_comparative.html">HDPE・LDPE比較分析​</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p>ポリエチレン樹脂には大きく分けて高密度ポリエチレン（HDPE）と低密度ポリエチレン（LDPE）の種<span style="font-size: 15px">類があります。それぞれ基本となる分子構造は同じですが、枝分かれ構造の多さなどの違いにより、ポリ</span><span style="font-size: 15px">マーとしての性質も異なります。ここではHDPEとLDPEを各種分析から比較した例を紹介します。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="196" height="207" src="https://www.ites.co.jp/wp-content/uploads/高濃度ポリエチレン.png" class="attachment-medium_large size-medium_large wp-image-36613" alt="高度ポリエチレン" />															</div>
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									<p><b>高密度ポリエチレン（HDPE）</b></p><p>・枝分かれ構造が少ない</p><p>・結晶化度が高い</p><p>・透明度は低い</p><p>・機械強度、耐熱性、耐薬品性に優れている。</p>								</div>
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															<img loading="lazy" decoding="async" width="458" height="418" src="https://www.ites.co.jp/wp-content/uploads/LDPE-2.png" class="attachment-large size-large wp-image-36838" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/LDPE-2.png 458w, https://www.ites.co.jp/wp-content/uploads/LDPE-2-300x274.png 300w" sizes="(max-width: 458px) 100vw, 458px" />															</div>
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									<p><b>低密度ポリエチレン（LDPE）</b></p><p><span style="font-size: 15px">・枝分かれ構造が多い</span></p><p>・結晶化度が低い</p><p>・透明度が高い</p><p>・柔らかく加工性に優れている</p>								</div>
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									<p>【用途】白いレジ袋、バケツ、</p><p>洗剤容器など硬い容器　等</p>								</div>
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									<p>【用途】透明な袋、ホース、</p><p>マヨネーズ容器など柔らかい容器　等</p>								</div>
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				<section class="elementor-section elementor-top-section elementor-element elementor-element-74a4b57 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="74a4b57" data-element_type="section" data-e-type="section">
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					<h2 class="elementor-heading-title elementor-size-default">FT-IRによる主骨格の比較分析</h2>				</div>
				</div>
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		</div>
					</div>
		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-25f8692 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="25f8692" data-element_type="section" data-e-type="section">
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				<div class="elementor-widget-container">
									<p>FT-IR（顕微透過法）にてメチル基、メチレン鎖骨格の違いを比較しました。</p>								</div>
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		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-a6bcae7 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="a6bcae7" data-element_type="section" data-e-type="section">
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															<img loading="lazy" decoding="async" width="525" height="247" src="https://www.ites.co.jp/wp-content/uploads/FT-IRグラフ.png" class="attachment-large size-large wp-image-36610" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/FT-IRグラフ.png 525w, https://www.ites.co.jp/wp-content/uploads/FT-IRグラフ-300x141.png 300w" sizes="(max-width: 525px) 100vw, 525px" />															</div>
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															<img loading="lazy" decoding="async" width="252" height="250" src="https://www.ites.co.jp/wp-content/uploads/FT-IR-4.png" class="attachment-medium_large size-medium_large wp-image-36609" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/FT-IR-4.png 252w, https://www.ites.co.jp/wp-content/uploads/FT-IR-4-150x150.png 150w" sizes="(max-width: 252px) 100vw, 252px" />															</div>
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									<p><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">枝分かれ構造の多いLDPEではHDPEと比較して末端メチル基の割合が大きい為、メチル基の吸収ピーク強度が大きい結果となりました。</span></p>								</div>
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		</section>
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		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-716691d elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="716691d" data-element_type="section" data-e-type="section">
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				<div class="elementor-widget-container">
					<h2 class="elementor-heading-title elementor-size-default">EGA-MSによる熱分解温度の比較分析</h2>				</div>
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		</div>
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		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-eaff8a8 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="eaff8a8" data-element_type="section" data-e-type="section">
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									<p>EGA-MSではポリマーが熱分解を起こす温度帯について比較を行いました。</p>								</div>
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				<section class="elementor-section elementor-top-section elementor-element elementor-element-e96fbf7 elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="e96fbf7" data-element_type="section" data-e-type="section">
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															<img loading="lazy" decoding="async" width="601" height="271" src="https://www.ites.co.jp/wp-content/uploads/EGA-MSグラフ.png" class="attachment-medium_large size-medium_large wp-image-36608" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/EGA-MSグラフ.png 601w, https://www.ites.co.jp/wp-content/uploads/EGA-MSグラフ-300x135.png 300w" sizes="(max-width: 601px) 100vw, 601px" />															</div>
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															<img loading="lazy" decoding="async" width="294" height="267" src="https://www.ites.co.jp/wp-content/uploads/EGA-MS-1.png" class="attachment-medium_large size-medium_large wp-image-36607" alt="" />															</div>
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									<p>LDPEの枝分かれ構造部分は熱分解が生じやすい為、EGA-MSにて熱分解を起こす温度帯が広く、HDPEよりも低い温度帯から熱分解が始まっています。</p>								</div>
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				<section class="elementor-section elementor-top-section elementor-element elementor-element-bd9976e elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="bd9976e" data-element_type="section" data-e-type="section">
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					<h2 class="elementor-heading-title elementor-size-default">熱分解GC-MSによる熱分解生成物の比較分析</h2>				</div>
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		</div>
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		</section>
				<section class="elementor-section elementor-top-section elementor-element elementor-element-fabf30e elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="fabf30e" data-element_type="section" data-e-type="section">
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									<p>熱分解GC-MS分析では熱分解生成物について比較分析を行いました。</p>								</div>
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				<section class="elementor-section elementor-top-section elementor-element elementor-element-45bf6dc elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="45bf6dc" data-element_type="section" data-e-type="section">
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															<img loading="lazy" decoding="async" width="502" height="225" src="https://www.ites.co.jp/wp-content/uploads/GF-MSグラフ.png" class="attachment-medium_large size-medium_large wp-image-36612" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/GF-MSグラフ.png 502w, https://www.ites.co.jp/wp-content/uploads/GF-MSグラフ-300x134.png 300w" sizes="(max-width: 502px) 100vw, 502px" />															</div>
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															<img loading="lazy" decoding="async" width="207" height="196" src="https://www.ites.co.jp/wp-content/uploads/GC-MS-2.png" class="attachment-medium_large size-medium_large wp-image-36611" alt="" />															</div>
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									<p>熱分解生成物にはほとんど違いはありませんでしたが、僅かにLDPEでは枝分かれ構造由来のイソアルカンが検出されました。</p>								</div>
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		</section>
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									<p><span style="color: #0000ff"><strong>基本骨格は同じHDPEとLDPEであっても、枝分かれ構造の違いから分析結果に差が見られました。</strong></span></p><p><span style="color: #0000ff"><strong>重合（合成）方法やプロセス条件の違いから、生成ポリマーの分子構造に差が生じます。</strong></span></p><p><span style="color: #0000ff"><strong>このような材料構造・材料特性の解析だけでなく、プロセス条件バラツキの把握、不具合、そして劣化現象などを様々な分析手法から考察いたします。</strong></span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/hdpe_ldpe_comparative.html">HDPE・LDPE比較分析​</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>重合度、分子量の差をIR分析で検証</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir_dp_mwdifference.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Wed, 23 Mar 2022 06:52:09 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=36428</guid>

					<description><![CDATA[<p>ポリエチレンオキサイド（PEO）は、その極性構造由来の特性により多くの用途で使用されています。リチウムイオンポリマー二次電池の絶縁材や電解質、界面活性剤、化粧品、合成洗剤原料などその用途は幅広いです。今回、重合度、分子量... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir_dp_mwdifference.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir_dp_mwdifference.html">重合度、分子量の差をIR分析で検証</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
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									<p data-ccp-props="{">ポリエチレンオキサイド（PEO）は、その極性構造由来の特性により多くの用途で使用されています。リチウムイオンポリマー<span style="font-size: 15px">二次電池の絶縁材や電解質、界面活性剤、化粧品、合成洗剤原料などその用途は幅広いです。今回、重合度、</span><span style="font-size: 15px">分子量の違う</span><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">PEO</span><span style="font-size: 15px">をIR分析し、違いをスペクトルから読み取りデータ解析を試みました。</span></p><p data-ccp-props="{"> </p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">ポリエチレンオキサイド</h2>				</div>
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									<p><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 15px; font-style: normal; font-weight: 300;">ポリエチレンオキサイドは、その分子量によりPEG、PEO/POEと呼ばれ、PEGは分子量2万以下を指し、分子量が2万以上をPEO、またはPOEと呼びます。</span></p>								</div>
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									<p style="text-align: start">分子構造は、以下に示すとおりで、エーテルとエチレンで構成されています。</p><p style="text-align: center"><span style="font-size: 18pt"><span lang="EN-US">―(CH<sub>2</sub>-CH<sub>2</sub>-O)</span><sub><span style="font-family: 'Yu Mincho',serif">ｎ</span></sub><span lang="EN-US">―</span></span></p><p> </p>								</div>
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									<p>今回分析に使用したポリエチレンオキサイドの分子量は以下の3種類（n:重合度）</p><p>①約27万（ｎ≒6,100）　</p><p>②約90万（ｎ≒20,000）　</p><p>③約700万（ｎ≒159,000）</p><p> </p>								</div>
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															<img loading="lazy" decoding="async" width="136" height="178" src="https://www.ites.co.jp/wp-content/uploads/molecule_1.png" class="attachment-large size-large wp-image-36439" alt="分析ｻﾝﾌﾟﾙ" />															</div>
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									<p style="text-align: center">分析サンプル</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">取得した各サンプルのIRスペクトル重ね合わせによるデータ解析</h2>				</div>
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									<p>エチレン部に基準ピークを設け、エーテル結合に関与するピークに着目しました。</p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="434" src="https://www.ites.co.jp/wp-content/uploads/Picture2-1024x556.png" class="attachment-large size-large wp-image-36457" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/Picture2-1024x556.png 1024w, https://www.ites.co.jp/wp-content/uploads/Picture2-300x163.png 300w, https://www.ites.co.jp/wp-content/uploads/Picture2-768x417.png 768w, https://www.ites.co.jp/wp-content/uploads/Picture2-1536x834.png 1536w, https://www.ites.co.jp/wp-content/uploads/Picture2-2048x1111.png 2048w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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					<h3 class="elementor-heading-title elementor-size-default">データ解析</h3>				</div>
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									<p data-ccp-props="{"><span style="font-size: 15px">エーテル結合は、概ね</span><span lang="EN-US" style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">1000</span><span style="font-family: 'Yu Mincho', serif;font-size: 15px;font-style: normal;font-weight: 300">ー</span><span lang="EN-US" style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">1200cm</span><span style="font-family: 'Yu Mincho', serif;font-size: 15px;font-style: normal;font-weight: 300"><span style="font-size: 10px;height: 0px;line-height: 1">－</span></span><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 10px;font-style: normal;font-weight: 300;height: 0px;line-height: 1"><span lang="EN-US" style="font-size: 10px">1</span></span><span style="font-size: 15px">にピークが出るが、</span><span lang="EN-US" style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">1096cm</span><span style="font-family: 'Yu Mincho', serif;font-size: 15px;font-style: normal;font-weight: 300"><span style="font-size: 10px;height: 0px;line-height: 1">－</span></span><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 10px;font-style: normal;font-weight: 300;height: 0px;line-height: 1"><span lang="EN-US" style="font-size: 10px">1</span></span><span style="font-size: 15px">のスペクトル強度に差が見受けられます。</span></p><p data-ccp-props="{">エチレン部<span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">CH</span><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 10px;font-style: normal;font-weight: 300;height: 0px;line-height: 1">2</span><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">-CH</span><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 10px;font-style: normal;font-weight: 300;height: 0px;line-height: 1">2</span>、およびエーテル部<span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">CH</span><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 10px;font-style: normal;font-weight: 300;height: 0px;line-height: 1">2</span><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 15px;font-style: normal;font-weight: 300">-O-CH</span><span style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;font-size: 10px;font-style: normal;font-weight: 300;height: 0px;line-height: 1">2</span>は自由に回転しますが、回転効率はエーテル部の方が高い。</p><p data-ccp-props="{">これは、水素Hの有無による立体障害が関係しています。</p><p data-ccp-props="{">この回転によるコンホメーション変化（エントロピーS増加）は、エチレン部の結晶化、およびその密度を低下させます。</p><p data-ccp-props="{">エチレン部ピーク強度を基準とした場合、重合度、そして分子量の増加はエーテル部のIR吸収に直接影響し、エーテル部のスペクトル強度を上げることとなります。</p><p> </p><p> </p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">その他の分析解析手法によるアプローチも可能です。</h2>				</div>
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									<p>アイテスでは、IR分析のみならず、ラマン分析、GC-MS、GPCなどその他の機器分析でもご対応可能です。<br />分析によるデータご提供とともに、アカデミックな材料知見による解釈もご提供いたします。</p>								</div>
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									<p style="text-align: center"><span style="color: #ff0000">材料の不具合解明、材料特性や構成素材の把握など、いつでもお気軽にご相談ください。</span></p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/ft-ir_dp_mwdifference.html">重合度、分子量の差をIR分析で検証</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>液晶材料分析</title>
		<link>https://www.ites.co.jp/chemistry/index/component_analysis/liquid_crystal.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Mon, 07 Feb 2022 05:41:57 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=33977</guid>

					<description><![CDATA[<p>液晶材料には様々な種類があります。ＬＣＤパネルに使用する低分子もあれば、プリント基板や電装部品などに 使用される高分子もあります。本資料ではそれら低分子液晶、高分子液晶（ＬＣＰ）の分子構造を解析した 事例をご紹介いたしま... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/component_analysis/liquid_crystal.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/liquid_crystal.html">液晶材料分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="33977" class="elementor elementor-33977" data-elementor-post-type="chemistry">
						<section class="elementor-section elementor-top-section elementor-element elementor-element-214176c elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="214176c" data-element_type="section" data-e-type="section">
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									<p>液晶材料には様々な種類があります。ＬＣＤパネルに使用する低分子もあれば、プリント基板や電装部品などに</p><p>使用される高分子もあります。本資料ではそれら低分子液晶、高分子液晶（ＬＣＰ）の分子構造を解析した</p><p>事例をご紹介いたします。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">FT-IR分析による分子構造解析</h2>				</div>
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					<h3 class="elementor-heading-title elementor-size-default">分析した液晶ポリマー（ＬＣＰ）フィルムのＩＲスペクトル</h3>				</div>
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															<img loading="lazy" decoding="async" width="445" height="252" src="https://www.ites.co.jp/wp-content/uploads/Picture1.png" class="attachment-medium_large size-medium_large wp-image-33979" alt="FT-IR分析による分子構造解析" srcset="https://www.ites.co.jp/wp-content/uploads/Picture1.png 445w, https://www.ites.co.jp/wp-content/uploads/Picture1-300x170.png 300w" sizes="(max-width: 445px) 100vw, 445px" />															</div>
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															<img loading="lazy" decoding="async" width="677" height="205" src="https://www.ites.co.jp/wp-content/uploads/liquid_crystal_2.png" class="attachment-medium_large size-medium_large wp-image-34025" alt="" srcset="https://www.ites.co.jp/wp-content/uploads/liquid_crystal_2.png 677w, https://www.ites.co.jp/wp-content/uploads/liquid_crystal_2-300x91.png 300w" sizes="(max-width: 677px) 100vw, 677px" />															</div>
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									<p>ＩＲスペクトルより、全芳香族ポリアミドであることが分かります。</p><p> アミド結合とベンゼン環（フェニレン）の共役による剛直性と分子間力がメソゲンとなり液晶性を発現させます。</p>								</div>
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					<h3 class="elementor-heading-title elementor-size-default">芳香族ポリエステル（ＬＣＰ）の結合状態スペクトル</h3>				</div>
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															<img loading="lazy" decoding="async" width="558" height="389" src="https://www.ites.co.jp/wp-content/uploads/Picture5.png" class="attachment-medium_large size-medium_large wp-image-33982" alt="XPS（ESCA）分析による表面官能基（分子団）の把握" srcset="https://www.ites.co.jp/wp-content/uploads/Picture5.png 558w, https://www.ites.co.jp/wp-content/uploads/Picture5-300x209.png 300w" sizes="(max-width: 558px) 100vw, 558px" />															</div>
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															<img loading="lazy" decoding="async" width="768" height="386" src="https://www.ites.co.jp/wp-content/uploads/Picture5-1-768x386.png" class="attachment-medium_large size-medium_large wp-image-34016" alt="XPS（ESCA）分析による表面官能基（分子団）の把握" srcset="https://www.ites.co.jp/wp-content/uploads/Picture5-1-768x386.png 768w, https://www.ites.co.jp/wp-content/uploads/Picture5-1-300x151.png 300w, https://www.ites.co.jp/wp-content/uploads/Picture5-1-1024x515.png 1024w, https://www.ites.co.jp/wp-content/uploads/Picture5-1.png 1280w" sizes="(max-width: 768px) 100vw, 768px" />															</div>
				</div>
				<div class="elementor-element elementor-element-81aa31f elementor-widget elementor-widget-text-editor" data-id="81aa31f" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
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									<p style="line-height: 110%;margin-top: 0pt;margin-bottom: 0pt;margin-left: 0in;direction: ltr">スペクトルより、ベンゼン環由来の結合ピークが強く、その占有率の高さを意味します。エーテルとエステルは、ベンゼン環との共役により、若干の強度差が出ます。これらの共役による剛直性と分子間力がメソゲンとなり液晶性を発現させます。</p>								</div>
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									<p>主にフッ素基を導入した分子構造の液晶が検出されています。耐熱性、耐薬品性、駆動性に優れた構造で、ベンゼン環の存在と電気陰性度由来の分極でメソゲンとなり液晶性を発現させます。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">化学機器分析で材料全般の分子構造を解明いたします。</h2>				</div>
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									<p>豊富な装置と知見で、液晶材料のみならず、様々な素材の信頼性試験、分析解析にご対応いたします。</p><p>海外輸入品/素材の分子構造の把握や不具合解明など、お気軽にご相談ください。</p>								</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/component_analysis/liquid_crystal.html">液晶材料分析</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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		<title>ガイドネットマップ法を用いたEPMA分析例</title>
		<link>https://www.ites.co.jp/chemistry/index/surface_analysis/epma_guide-net-map.html</link>
		
		<dc:creator><![CDATA[fujiko3_staff]]></dc:creator>
		<pubDate>Mon, 17 Jan 2022 07:14:23 +0000</pubDate>
				<guid isPermaLink="false">https://www.ites.co.jp/?post_type=chemistry&#038;p=33694</guid>

					<description><![CDATA[<p>EPMAは特徴の一つに、ガイドネットマップ法があります。 SEM-EDXでは測定範囲が狭く、湾曲試料では面分析が正しく測定できないことがありますが、 EPMAのガイドネットマップ法を用いることで、広範囲の分析が可能になり... </p>
<div class="textAR"><a href="https://www.ites.co.jp/chemistry/index/surface_analysis/epma_guide-net-map.html" class="morelink">続きを読む→</a></div>
The post <a href="https://www.ites.co.jp/chemistry/index/surface_analysis/epma_guide-net-map.html">ガイドネットマップ法を用いたEPMA分析例</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></description>
										<content:encoded><![CDATA[<div data-elementor-type="wp-post" data-elementor-id="33694" class="elementor elementor-33694" data-elementor-post-type="chemistry">
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									<p>EPMAは特徴の一つに、ガイドネットマップ法があります。</p><p>SEM-EDXでは測定範囲が狭く、湾曲試料では面分析が正しく測定できないことがありますが、</p><p>EPMAのガイドネットマップ法を用いることで、広範囲の分析が可能になります。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">ガイドネットマップ法</h2>				</div>
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									<p>隣り合わせの連続した領域を自動的に測定し、一括して表示するための手法です。</p><p>高低差が不均一な面に対して測定を行ったり、大きな面の測定を行うときに使用します。</p>								</div>
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					<h3 class="elementor-heading-title elementor-size-default">分析例　錠剤表面の元素分析</h3>				</div>
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									<p><span style="font-weight: 400">錠剤のような表面が滑らかで凹凸のある試料の場合、通常の測定では高低差の影響で正しい元素</span><span style="font-size: 15px;font-weight: 400">分布が得られませんが、ガイドネットマップ法を用いることで正しい元素分布が得られます。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="475" height="351" src="https://www.ites.co.jp/wp-content/uploads/EPMA_1.png" class="attachment-large size-large wp-image-33711" alt="錠剤表面の元素分析範囲" srcset="https://www.ites.co.jp/wp-content/uploads/EPMA_1.png 475w, https://www.ites.co.jp/wp-content/uploads/EPMA_1-300x222.png 300w" sizes="(max-width: 475px) 100vw, 475px" />															</div>
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									<p><span style="font-weight: 400">2×2や3×3など任意に測定範囲を分</span><span style="font-size: 15px;font-weight: 400">割し、測定することによって、広範囲</span><span style="font-size: 15px;font-weight: 400">の測定が可能になります。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="491" height="351" src="https://www.ites.co.jp/wp-content/uploads/EPMA_2.png" class="attachment-large size-large wp-image-33712" alt="錠剤表面の元素分析" srcset="https://www.ites.co.jp/wp-content/uploads/EPMA_2.png 491w, https://www.ites.co.jp/wp-content/uploads/EPMA_2-300x214.png 300w" sizes="(max-width: 491px) 100vw, 491px" />															</div>
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									<p><span style="font-weight: 400">高低差があるため、SEM-EDXでの測定</span><span style="font-size: 15px;font-weight: 400">は局所的になってしまい、錠剤表面の</span><span style="font-size: 15px;font-weight: 400">元素分布の把握が困難です。</span></p>								</div>
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					<h3 class="elementor-heading-title elementor-size-default">面分析</h3>				</div>
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									<p><span style="font-weight: 400">3×3mm範囲でSiの面分析を行った結果、通常測定では試料中央の凸部にフォーカスが合わず正</span><span style="font-size: 15px;font-weight: 400">しい分布が得られませんが、ガイドネットマップ法を用いることで、高低差の影響を受けること</span><span style="font-size: 15px;font-weight: 400">なく正しい分布を得ることができました。</span></p>								</div>
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															<img loading="lazy" decoding="async" width="800" height="408" src="https://www.ites.co.jp/wp-content/uploads/EPMA_3-2.png" class="attachment-large size-large wp-image-33722" alt="面分析" srcset="https://www.ites.co.jp/wp-content/uploads/EPMA_3-2.png 903w, https://www.ites.co.jp/wp-content/uploads/EPMA_3-2-300x153.png 300w, https://www.ites.co.jp/wp-content/uploads/EPMA_3-2-768x392.png 768w" sizes="(max-width: 800px) 100vw, 800px" />															</div>
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				</div>The post <a href="https://www.ites.co.jp/chemistry/index/surface_analysis/epma_guide-net-map.html">ガイドネットマップ法を用いたEPMA分析例</a> first appeared on <a href="https://www.ites.co.jp">株式会社アイテス</a>.]]></content:encoded>
					
		
		
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