{"id":916,"date":"2024-02-04T13:36:23","date_gmt":"2024-02-04T05:36:23","guid":{"rendered":"https:\/\/www.joyforce.com\/?p=916"},"modified":"2024-02-05T13:32:55","modified_gmt":"2024-02-05T05:32:55","slug":"the-preparation-process-of-hydroxyethyl-cellulose","status":"publish","type":"post","link":"https:\/\/www.joyforce.com\/fr\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html","title":{"rendered":"Proc\u00e9d\u00e9 de pr\u00e9paration de l'hydroxy\u00e9thylcellulose"},"content":{"rendered":"<p style=\"font-weight: 400;\">La cellulose alcaline est une macromol\u00e9cule naturelle. Chaque anneau \u00e0 base de fibres contient trois groupes hydroxyles. Les groupes hydroxyles les plus actifs r\u00e9agissent pour former l'hydroxy\u00e9thylcellulose. Tremper les linters de coton brut ou la p\u00e2te raffin\u00e9e dans de la soude caustique liquide 30%, retirer et presser au bout d'une demi-heure. Presser jusqu'\u00e0 ce que la proportion d'eau alcaline atteigne 1:2,8, puis pulv\u00e9riser. La cellulose alcaline broy\u00e9e est plac\u00e9e dans la marmite de r\u00e9action, scell\u00e9e, mise sous vide, remplie d'azote, et l'air dans la marmite est compl\u00e8tement remplac\u00e9 par des mises sous vide et des remplissages d'azote r\u00e9p\u00e9t\u00e9s. Presser dans le liquide d'oxyde d'\u00e9thyl\u00e8ne pr\u00e9alablement refroidi, faire passer de l'eau de refroidissement dans l'enveloppe du r\u00e9acteur et contr\u00f4ler la r\u00e9action \u00e0 environ 25\u00b0C pendant 2 heures pour obtenir de l'hydroxy\u00e9thylcellulose brute. Le produit brut est lav\u00e9 avec de l'alcool, neutralis\u00e9 avec de l'acide ac\u00e9tique \u00e0 un pH de 4 \u00e0 6, puis r\u00e9ticul\u00e9 avec du glyoxal pour le vieillissement. Il est ensuite lav\u00e9 \u00e0 l'eau, centrifug\u00e9, s\u00e9ch\u00e9 et broy\u00e9 pour obtenir l'hydroxy\u00e9thylcellulose.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-918\" src=\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7.png\" alt=\"\" width=\"567\" height=\"378\" srcset=\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7.png 567w, https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7-300x200.png 300w, https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7-18x12.png 18w\" sizes=\"(max-width: 567px) 100vw, 567px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>La cellulose alcaline est une macromol\u00e9cule naturelle. Chaque anneau \u00e0 base de fibres contient trois groupes hydroxyles. Les groupes hydroxyles les plus actifs r\u00e9agissent pour former l'hydroxy\u00e9thylcellulose. Tremper les linters de coton brut ou la p\u00e2te raffin\u00e9e dans de la soude caustique liquide 30%, retirer et presser au bout d'une demi-heure. Presser jusqu'\u00e0 ce que la proportion d'eau alcaline atteigne 1:2,8, puis pulv\u00e9riser. [...]<\/p>","protected":false},"author":1,"featured_media":918,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[43],"tags":[],"class_list":["post-916","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The preparation process of hydroxyethyl cellulose - JOYFORCE INDUSTRIAL<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.joyforce.com\/fr\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The preparation process of hydroxyethyl cellulose - JOYFORCE INDUSTRIAL\" \/>\n<meta property=\"og:description\" content=\"Alkali cellulose is a natural macromolecule. Each fiber-based ring contains three hydroxyl groups. The most active hydroxyl groups react to form hydroxyethyl cellulose. Soak raw cotton linters or refined pulp in 30% liquid caustic soda, take out and press after half an hour. Squeeze until the ratio of alkaline water reaches 1:2.8, and then pulverize. [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.joyforce.com\/fr\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html\/\" \/>\n<meta property=\"og:site_name\" content=\"JOYFORCE INDUSTRIAL\" \/>\n<meta property=\"article:published_time\" content=\"2024-02-04T05:36:23+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-02-05T05:32:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7.png\" \/>\n\t<meta property=\"og:image:width\" content=\"567\" \/>\n\t<meta property=\"og:image:height\" content=\"378\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"wordpress51\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"wordpress51\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html\"},\"author\":{\"name\":\"wordpress51\",\"@id\":\"https:\/\/www.joyforce.com\/ko\/#\/schema\/person\/c09ad53518ff40945951b759c1cfcf15\"},\"headline\":\"The preparation process of hydroxyethyl cellulose\",\"datePublished\":\"2024-02-04T05:36:23+00:00\",\"dateModified\":\"2024-02-05T05:32:55+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html\"},\"wordCount\":154,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.joyforce.com\/ko\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7.png\",\"articleSection\":[\"Blogs\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html\",\"url\":\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html\",\"name\":\"The preparation process of hydroxyethyl cellulose - JOYFORCE INDUSTRIAL\",\"isPartOf\":{\"@id\":\"https:\/\/www.joyforce.com\/ko\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7.png\",\"datePublished\":\"2024-02-04T05:36:23+00:00\",\"dateModified\":\"2024-02-05T05:32:55+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#primaryimage\",\"url\":\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7.png\",\"contentUrl\":\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7.png\",\"width\":567,\"height\":378},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.joyforce.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"The preparation process of hydroxyethyl cellulose\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.joyforce.com\/ko\/#website\",\"url\":\"https:\/\/www.joyforce.com\/ko\/\",\"name\":\"JOYFORCE INDUSTRIAL\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.joyforce.com\/ko\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.joyforce.com\/ko\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.joyforce.com\/ko\/#organization\",\"name\":\"JOYFORCE INDUSTRIAL\",\"url\":\"https:\/\/www.joyforce.com\/ko\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.joyforce.com\/ko\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/20230203151750548563.webp\",\"contentUrl\":\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/20230203151750548563.webp\",\"width\":200,\"height\":89,\"caption\":\"JOYFORCE INDUSTRIAL\"},\"image\":{\"@id\":\"https:\/\/www.joyforce.com\/ko\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.joyforce.com\/ko\/#\/schema\/person\/c09ad53518ff40945951b759c1cfcf15\",\"name\":\"wordpress51\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.joyforce.com\/ko\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/www.joyforce.com\/wp-content\/litespeed\/avatar\/6716051d2da378b2a472ce9ed57bff34.jpg?ver=1779588929\",\"contentUrl\":\"https:\/\/www.joyforce.com\/wp-content\/litespeed\/avatar\/6716051d2da378b2a472ce9ed57bff34.jpg?ver=1779588929\",\"caption\":\"wordpress51\"},\"sameAs\":[\"https:\/\/www.joyforce.com\"],\"url\":\"https:\/\/www.joyforce.com\/fr\/author\/wordpress51\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"The preparation process of hydroxyethyl cellulose - JOYFORCE INDUSTRIAL","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.joyforce.com\/fr\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html\/","og_locale":"fr_FR","og_type":"article","og_title":"The preparation process of hydroxyethyl cellulose - JOYFORCE INDUSTRIAL","og_description":"Alkali cellulose is a natural macromolecule. Each fiber-based ring contains three hydroxyl groups. The most active hydroxyl groups react to form hydroxyethyl cellulose. Soak raw cotton linters or refined pulp in 30% liquid caustic soda, take out and press after half an hour. Squeeze until the ratio of alkaline water reaches 1:2.8, and then pulverize. [&hellip;]","og_url":"https:\/\/www.joyforce.com\/fr\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html\/","og_site_name":"JOYFORCE INDUSTRIAL","article_published_time":"2024-02-04T05:36:23+00:00","article_modified_time":"2024-02-05T05:32:55+00:00","og_image":[{"width":567,"height":378,"url":"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7.png","type":"image\/png"}],"author":"wordpress51","twitter_card":"summary_large_image","twitter_misc":{"Written by":"wordpress51","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#article","isPartOf":{"@id":"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html"},"author":{"name":"wordpress51","@id":"https:\/\/www.joyforce.com\/ko\/#\/schema\/person\/c09ad53518ff40945951b759c1cfcf15"},"headline":"The preparation process of hydroxyethyl cellulose","datePublished":"2024-02-04T05:36:23+00:00","dateModified":"2024-02-05T05:32:55+00:00","mainEntityOfPage":{"@id":"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html"},"wordCount":154,"commentCount":0,"publisher":{"@id":"https:\/\/www.joyforce.com\/ko\/#organization"},"image":{"@id":"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#primaryimage"},"thumbnailUrl":"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7.png","articleSection":["Blogs"],"inLanguage":"fr-FR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html","url":"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html","name":"The preparation process of hydroxyethyl cellulose - JOYFORCE INDUSTRIAL","isPartOf":{"@id":"https:\/\/www.joyforce.com\/ko\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#primaryimage"},"image":{"@id":"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#primaryimage"},"thumbnailUrl":"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7.png","datePublished":"2024-02-04T05:36:23+00:00","dateModified":"2024-02-05T05:32:55+00:00","breadcrumb":{"@id":"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#primaryimage","url":"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7.png","contentUrl":"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/1-7.png","width":567,"height":378},{"@type":"BreadcrumbList","@id":"https:\/\/www.joyforce.com\/blogs\/the-preparation-process-of-hydroxyethyl-cellulose.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.joyforce.com\/"},{"@type":"ListItem","position":2,"name":"The preparation process of hydroxyethyl cellulose"}]},{"@type":"WebSite","@id":"https:\/\/www.joyforce.com\/ko\/#website","url":"https:\/\/www.joyforce.com\/ko\/","name":"JOYFORCE INDUSTRIAL","description":"","publisher":{"@id":"https:\/\/www.joyforce.com\/ko\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.joyforce.com\/ko\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/www.joyforce.com\/ko\/#organization","name":"JOYFORCE INDUSTRIAL","url":"https:\/\/www.joyforce.com\/ko\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.joyforce.com\/ko\/#\/schema\/logo\/image\/","url":"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/20230203151750548563.webp","contentUrl":"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/20230203151750548563.webp","width":200,"height":89,"caption":"JOYFORCE INDUSTRIAL"},"image":{"@id":"https:\/\/www.joyforce.com\/ko\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.joyforce.com\/ko\/#\/schema\/person\/c09ad53518ff40945951b759c1cfcf15","name":"wordpress51","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.joyforce.com\/ko\/#\/schema\/person\/image\/","url":"https:\/\/www.joyforce.com\/wp-content\/litespeed\/avatar\/6716051d2da378b2a472ce9ed57bff34.jpg?ver=1779588929","contentUrl":"https:\/\/www.joyforce.com\/wp-content\/litespeed\/avatar\/6716051d2da378b2a472ce9ed57bff34.jpg?ver=1779588929","caption":"wordpress51"},"sameAs":["https:\/\/www.joyforce.com"],"url":"https:\/\/www.joyforce.com\/fr\/author\/wordpress51"}]}},"_links":{"self":[{"href":"https:\/\/www.joyforce.com\/fr\/wp-json\/wp\/v2\/posts\/916","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.joyforce.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.joyforce.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.joyforce.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.joyforce.com\/fr\/wp-json\/wp\/v2\/comments?post=916"}],"version-history":[{"count":0,"href":"https:\/\/www.joyforce.com\/fr\/wp-json\/wp\/v2\/posts\/916\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.joyforce.com\/fr\/wp-json\/wp\/v2\/media\/918"}],"wp:attachment":[{"href":"https:\/\/www.joyforce.com\/fr\/wp-json\/wp\/v2\/media?parent=916"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.joyforce.com\/fr\/wp-json\/wp\/v2\/categories?post=916"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.joyforce.com\/fr\/wp-json\/wp\/v2\/tags?post=916"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}