{"id":10860,"date":"2024-09-09T10:05:33","date_gmt":"2024-09-09T08:05:33","guid":{"rendered":"https:\/\/shop.ptm-mechatronics.com\/stage\/?post_type=grundlagen-guide&#038;p=10860"},"modified":"2024-10-07T08:47:26","modified_gmt":"2024-10-07T06:47:26","slug":"pharma-und-lebensmittelkonformitaet-2","status":"publish","type":"grundlagen-guide","link":"https:\/\/ptm-mechatronics.com\/fr\/grundlagen-guide\/pharma-und-lebensmittelkonformitaet-2\/","title":{"rendered":"\u00c9mulsionner"},"content":{"rendered":"<section class=\"section pt-80\" id=\"section_1483774663\">\n\t\t<div class=\"section-bg fill\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n<div class=\"row\"  id=\"row-490222689\">\n\n\t<div id=\"col-1723491037\" class=\"col medium-8 small-12 large-8\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div id=\"text-129359715\" class=\"text title-box mw-700\">\n\t\t\n<h1>Disperser liquide-liquide<\/h1>\n<p>Par dispersion liquide-liquide, on entend le processus de fabrication d'une dispersion. Une dispersion est un m\u00e9lange finement divis\u00e9 d'au moins deux liquides normalement non miscibles. Un bon exemple de dispersion quotidienne est l'\u00e9mulsion stable \u00e0 long terme, un m\u00e9lange d'huile et d'eau. Si l'on verse de l'huile dans de l'eau, l'huile flotte d'abord \u00e0 la surface de l'eau sans se m\u00e9langer \u00e0 l'eau. L'huile est la phase dite interne, l'eau la phase externe.<\/p>\n<p>Pour produire une dispersion, on utilise des forces de cisaillement \u00e9lev\u00e9es lors de la dispersion. On obtient des forces de cisaillement \u00e9lev\u00e9es en utilisant un agitateur avec des propri\u00e9t\u00e9s appropri\u00e9es, comme par exemple le disque de dispersion, et des vitesses de rotation \u00e9lev\u00e9es. Pour stabiliser la dispersion temporaire, on utilise ce que l'on appelle des \u00e9mulsifiants. Les \u00e9mulsifiants lient les deux substances entre elles \u00e0 l'interface, car ils peuvent, dans notre exemple d'\u00e9mulsion huile-eau, se lier d'une part \u00e0 l'eau et d'autre part \u00e0 l'huile. C'est ainsi que la dispersion devient une \u00e9mulsion stable \u00e0 long terme.<\/p>\n<p>M\u00eame une \u00e9mulsion reste toujours instable, c'est-\u00e0-dire qu'elle se dissout \u00e0 nouveau dans ses composants apr\u00e8s un temps relativement court.<br \/>\n\t\t\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-868042312\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"box has-hover   has-hover box-text-bottom\" >\n\n\t\t<div class=\"box-image\" >\n\t\t\t\t\t\t<div class=\"\" >\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"346\" src=\"https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Emulsion-vermischt-1-480x346-1.jpg\" class=\"attachment-original size-original\" alt=\"\" srcset=\"https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Emulsion-vermischt-1-480x346-1.jpg 480w, https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Emulsion-vermischt-1-480x346-1-300x216.jpg 300w, https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Emulsion-vermischt-1-480x346-1-100x72.jpg 100w, https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Emulsion-vermischt-1-480x346-1-447x322.jpg 447w\" sizes=\"auto, (max-width: 480px) 100vw, 480px\" \/>\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\t<div class=\"box-text text-center\" >\n\t\t\t<div class=\"box-text-inner\">\n\t\t\t\t\n<p>Huile sur eau non m\u00e9lang\u00e9e<\/p>\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n\t\n\t<div class=\"box has-hover   has-hover box-text-bottom\" >\n\n\t\t<div class=\"box-image\" >\n\t\t\t\t\t\t<div class=\"\" >\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"347\" src=\"https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Emulsion-getrennt.jpg\" class=\"attachment- size-\" alt=\"\" srcset=\"https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Emulsion-getrennt.jpg 480w, https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Emulsion-getrennt-300x217.jpg 300w, https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Emulsion-getrennt-100x72.jpg 100w, https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Emulsion-getrennt-447x323.jpg 447w\" sizes=\"auto, (max-width: 480px) 100vw, 480px\" \/>\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\t<div class=\"box-text text-center\" >\n\t\t\t<div class=\"box-text-inner\">\n\t\t\t\t\n<p>\u00c9mulsion huile-eau<\/p>\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n\t\n\t<div class=\"box has-hover   has-hover box-text-bottom\" >\n\n\t\t<div class=\"box-image\" >\n\t\t\t\t\t\t<div class=\"\" >\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"572\" src=\"https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Ruehrorgan-Disolverscheibe-fuer-ATEX-Ruehrwerkstechnik-eco-Series-1-768x572-1.jpg\" class=\"attachment- size-\" alt=\"\" srcset=\"https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Ruehrorgan-Disolverscheibe-fuer-ATEX-Ruehrwerkstechnik-eco-Series-1-768x572-1.jpg 768w, https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Ruehrorgan-Disolverscheibe-fuer-ATEX-Ruehrwerkstechnik-eco-Series-1-768x572-1-300x223.jpg 300w, https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Ruehrorgan-Disolverscheibe-fuer-ATEX-Ruehrwerkstechnik-eco-Series-1-768x572-1-100x74.jpg 100w, https:\/\/ptm-mechatronics.com\/wp-content\/uploads\/2024\/10\/Ruehrorgan-Disolverscheibe-fuer-ATEX-Ruehrwerkstechnik-eco-Series-1-768x572-1-447x333.jpg 447w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\t<div class=\"box-text text-center\" >\n\t\t\t<div class=\"box-text-inner\">\n\t\t\t\t\n<p>Disque de dispersion<\/p>\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1483774663 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n  background-color: rgb(255, 255, 255);\n}\n<\/style>\n\t<\/section>","protected":false},"excerpt":{"rendered":"<p>L'\u00e9mulsification est une sous-cat\u00e9gorie de la dispersion liquide-liquide. Elle consiste \u00e0 m\u00e9langer au moins deux substances qui ne sont normalement pas solubles l'une dans l'autre. Les dispersions stables \u00e0 long terme sont appel\u00e9es \u00e9mulsions. Pour en savoir plus sur la dispersion liquide-liquide, cliquez ici :<\/p>","protected":false},"author":51,"featured_media":10838,"template":"","class_list":["post-10860","grundlagen-guide","type-grundlagen-guide","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/ptm-mechatronics.com\/fr\/wp-json\/wp\/v2\/grundlagen-guide\/10860","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ptm-mechatronics.com\/fr\/wp-json\/wp\/v2\/grundlagen-guide"}],"about":[{"href":"https:\/\/ptm-mechatronics.com\/fr\/wp-json\/wp\/v2\/types\/grundlagen-guide"}],"author":[{"embeddable":true,"href":"https:\/\/ptm-mechatronics.com\/fr\/wp-json\/wp\/v2\/users\/51"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ptm-mechatronics.com\/fr\/wp-json\/wp\/v2\/media\/10838"}],"wp:attachment":[{"href":"https:\/\/ptm-mechatronics.com\/fr\/wp-json\/wp\/v2\/media?parent=10860"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}