{"id":4937,"date":"2021-12-27T13:30:08","date_gmt":"2021-12-27T13:30:08","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=4937"},"modified":"2026-04-28T10:41:54","modified_gmt":"2026-04-28T10:41:54","slug":"commonly-used-reagents-ethyl-vinyl-ether","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/zh\/commonly-used-reagents-ethyl-vinyl-ether\/","title":{"rendered":"\u5e38\u7528\u8bd5\u5242-\u4e59\u70ef\u57fa\u4e59\u919a"},"content":{"rendered":"<!-- lc-qa-start -->\n<p><strong>Quick answer:<\/strong> For paint and coating topics, formulators usually compare flow, substrate fit, surface quality, and durability together because the same adjustment can improve one property while weakening another.<\/p>\n<!-- lc-qa-end -->\n\n\n<p>\u82f1\u6587\u540d\u79f0\u3011Ethyl Vinyl Ether<\/p>\n\n\n\n<p>\u5206\u5b50\u5f0f\u3011 C4H8OC4H8O<\/p>\n\n\n\n<p>\u5206\u5b50\u91cf\u301172.11<\/p>\n\n\n\n<p>CAS\u6ce8\u518c\u53f7\u3011[109-92-2\uff3d<\/p>\n\n\n\n<p>\u7ed3\u6784\u5f0f\u3011CH3CH2OCH=CH2<\/p>\n\n\n\n<p>[\u7269\u7406\u6027\u8d28] bp 33 oC\uff0cd 0.753 g\/cm3\u3002\u5b83\u53ef\u6eb6\u4e8e\u5927\u591a\u6570\u6709\u673a\u6eb6\u5242\uff0c\u53ef\u7528\u4e8e\u5404\u79cd\u6709\u673a\u6eb6\u5242\u3002<\/p>\n\n\n\n<p>[\u5236\u5907\u4e0e\u5546\u54c1] \u8be5\u8bd5\u5242\u5728\u56fd\u5185\u5916\u5316\u5b66\u8bd5\u5242\u516c\u53f8\u5747\u6709\u9500\u552e\u3002<\/p>\n\n\n\n<p>[\u6ce8\u610f\u4e8b\u9879] \u672c\u8bd5\u5242\u4e3a\u9ad8\u6325\u53d1\u6027\u6613\u71c3\u5316\u5b66\u54c1\u3002\u5efa\u8bae\u5c06\u5176\u5b58\u653e\u5728\u4f4e\u6e29\u5e72\u71e5\u5904\uff0c\u5e76\u5728\u901a\u98ce\u6a71\u4e2d\u4f7f\u7528\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u4e59\u70ef\u57fa\u4e59\u919a\u4e3b\u8981\u7528\u4f5c\u7f9f\u57fa\u7684\u4fdd\u62a4\u57fa\u3001\u4e59\u70ef\u57fa\u8f6c\u79fb\u8bd5\u5242\uff0c\u5e76\u53c2\u4e0e\u6709\u673a\u5408\u6210\u4e2d\u7684\u73af\u5316\u52a0\u6210\u53cd\u5e94\u3002<\/p>\n\n\n\n<p>\u5728\u7f9f\u57fa\u7684\u4f17\u591a\u4fdd\u62a4\u57fa\u56e2\u4e2d\uff0c\u7531\u4e59\u70ef\u57fa\u4e59\u919a\u548c\u7f9f\u57fa\u5f62\u6210\u7684 \u03b1-\u4e59\u6c27\u57fa\u4e59\u57fa\u919a\uff08EE\uff09\u662f\u6700\u5e38\u7528\u3001\u6700\u65b9\u4fbf\u7684\u4fdd\u62a4\u57fa\u56e2\u4e4b\u4e00\u3002\u8be5\u53cd\u5e94\u4e00\u822c\u9700\u8981\u5f3a\u9178\u50ac\u5316\u5242\uff0c\u53ef\u4f7f\u7528 TFA \u548c TsOH\uff0c\u6700\u5e38\u7528\u7684\u662f PPTS\u3002\u53cd\u5e94\u901a\u5e38\u5728\u5ba4\u6e29\u4e0b\u6405\u62cc\u6570\u5c0f\u65f6\u540e\u5b8c\u6210\u3002\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u4ea7\u7269\u7684\u6536\u7387\u5728 95% \u4ee5\u4e0a\uff08\u5f0f 1\uff09[1,2]\u3002\u5728\u9178\u6027\u6761\u4ef6\u4e0b\uff0cEE \u4fdd\u62a4\u57fa\u56e2\u5f88\u5bb9\u6613\u5b8c\u6210\u8131\u4fdd\u62a4\u53cd\u5e94\u3002\u63a8\u8350\u7684\u65b9\u6cd5\u662f PPTS-EtOH \u548c aq. HCl-MeOH\uff08\u7b49\u5f0f 2\uff09\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.biochemsafebuy.com\/static\/kindeditor-4.1.10\/attached\/image\/20191127\/20191127095147_88752.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u5728\u918b\u9178\u5def\u57fa\u884d\u751f\u7269\u50ac\u5316\u5242\u7684\u4f5c\u7528\u4e0b\uff0c\u4e59\u70ef\u57fa\u4e59\u919a\u548c\u7f9f\u57fa\u53d1\u751f\u4e59\u70ef\u57fa\u8f6c\u79fb\u53cd\u5e94\uff0c\u751f\u6210\u76f8\u5e94\u7684\u4e59\u70ef\u57fa\u4e59\u919a\u4ea7\u7269\uff08\u5f0f 3\uff09[5]\u3002\u5982\u679c\u4f7f\u7528\u91d1\u5c5e\u94af\u50ac\u5316\u5242\uff0c\u5219\u53ef\u4ee5\u6709\u6548\u907f\u514d\u4f7f\u7528\u91d1\u5c5e\u6c5e\u50ac\u5316\u5242\uff08\u5f0f 4\uff09[6]\u3002\u8be5\u53cd\u5e94\u66f4\u6709\u610f\u4e49\uff0c\u56e0\u4e3a\u4ea7\u7269\u53ef\u4ee5\u8fdb\u4e00\u6b65\u8fdb\u884c\u7f29\u5408\u53cd\u5e94\u6216\u70ef\u70c3\u504f\u6790\u53cd\u5e94 [7,8]\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.biochemsafebuy.com\/static\/kindeditor-4.1.10\/attached\/image\/20191127\/20191127095200_82254.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u4e59\u70ef\u57fa\u4e59\u919a\u548c\u70ef\u4e19\u57fa\u7f9f\u53d1\u751f\u4e59\u70ef\u57fa\u8f6c\u79fb\u53cd\u5e94\uff0c\u751f\u6210\u76f8\u5e94\u7684\u4e59\u70ef\u57fa\u919a\u4ea7\u54c1\u3002\u53cd\u5e94\u901a\u5e38\u5728\u918b\u9178\u5def\u50ac\u5316\u4e0b\u5b8c\u6210\u3002\u5728\u7532\u82ef\u6216\u4e8c\u7532\u82ef\u4e2d\u52a0\u70ed\u4ea7\u7269\u53ef\u8bf1\u53d1\u76f8\u5e94\u7684\u514b\u83b1\u68ee\u91cd\u6392\uff0c\u4f7f\u8be5\u53cd\u5e94\u5177\u6709\u91cd\u8981\u7684\u5408\u6210\u4ef7\u503c\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u4e24\u6b65\u53cd\u5e94\u8fc7\u7a0b\u53ef\u5728 \"\u4e00\u9505\u716e \"\u6761\u4ef6\u4e0b\u5b8c\u6210\uff08\u7b49\u5f0f 5\u3001\u7b49\u5f0f 6\uff09[9~11]\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.biochemsafebuy.com\/static\/kindeditor-4.1.10\/attached\/image\/20191127\/20191127095310_54634.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u5728\u8def\u6613\u65af\u9178\u50ac\u5316\u5242\u7684\u4f5c\u7528\u4e0b\uff0c\u4e59\u70ef\u57fa\u4e59\u919a\u4e5f\u80fd\u53d1\u751f\u76f8\u5e94\u7684\u73af\u5316\u53cd\u5e94 [12,13]\u3002<\/p>\n\n\n<!-- lc-commercial-start -->\n<h2>A practical checklist for coating formulation decisions<\/h2>\n<p>In conventional coating work, technical buyers usually move fastest when they define the film-performance target first and then review rheology, substrate compatibility, additives, and long-term durability as one system instead of isolated tweaks.<\/p>\n<ul>\n<li><strong>Start from the application scenario:<\/strong> furniture, powder coating, industrial paint, and waterborne systems often reward different formulation priorities.<\/li>\n<li><strong>Check surface quality and process stability together:<\/strong> leveling, wetting, foam control, and drying often interact strongly.<\/li>\n<li><strong>Review the film after full cure or drying:<\/strong> adhesion, hardness, weatherability, and color stability usually decide the commercial result.<\/li>\n<li><strong>Use targeted additive screening:<\/strong> wetting, leveling, defoaming, and wear-resistance additives work best when the defect is clearly defined.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/chlumiaf-094\/\">CHLUMIAF 094<\/a>:<\/strong> A balanced defoamer reference for waterborne coatings and many general foam-control screens.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/chlumiaf-3062\/\">CHLUMIAF 3062<\/a>:<\/strong> Useful when printing-ink and UV-ink compatibility matter in the defoaming screen.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/chlumiaf-3037\/\">CHLUMIAF 3037<\/a>:<\/strong> A stronger process-defoaming option when persistent foam survives harsher conditions.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/chlumiwe-3280\/\">CHLUMIWE 3280<\/a>:<\/strong> A strong wetting-agent reference for inks, coatings, and difficult substrate wetting.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why can a coating with good initial appearance still fail later?<\/strong><br \/>Because many failures show up only after full cure, storage, or service exposure, when adhesion, flexibility, or weatherability becomes the limiting factor.<\/p>\n<p><strong>Should coating additives be chosen one by one outside the full formula?<\/strong><br \/>It is usually safer to screen them inside the real formula because resin choice, pigments, and the rest of the additive package can change the result.<\/p>\n<!-- lc-commercial-end -->","protected":false},"excerpt":{"rendered":"<p>\u3010English name\u3011Ethyl Vinyl Ether \u3010Molecular formula\u3011 C4H8O \u3010Molecular Weight\u301172.11 \u3010CAS Registration Number\u3011[109-92-2] \u3010Structural formula\u3011CH3CH2OCH=CH2 [Physical properties] bp 33 oC, d 0.753 g\/cm3. It is soluble in most organic solvents and<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-4937","post","type-post","status-publish","format-standard","hentry","category-catalysts-chemical-auxiliary-agents"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Commonly used reagents-ethyl vinyl ether - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"\u3010English name\u3011Ethyl Vinyl Ether \u3010Molecular formula\u3011 C4H8O \u3010Molecular Weight\u301172.11 \u3010CAS Registration Number\u3011[109-92-2] \u3010Structural formula\u3011CH3CH2OCH=CH2...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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content=\"https:\/\/www.biochemsafebuy.com\/static\/kindeditor-4.1.10\/attached\/image\/20191127\/20191127095147_88752.jpg\" \/>\n<meta name=\"author\" content=\"Longchang Chemical\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/longchangchemical.com\/commonly-used-reagents-ethyl-vinyl-ether\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/longchangchemical.com\/commonly-used-reagents-ethyl-vinyl-ether\/\"},\"author\":{\"name\":\"Longchang Chemical\",\"@id\":\"https:\/\/longchangchemical.com\/#\/schema\/person\/ecb1ad846136c6f1ca534b62978c6a8e\"},\"headline\":\"Commonly used reagents-ethyl vinyl 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