{"id":2391,"date":"2018-05-30T12:50:26","date_gmt":"2018-05-30T12:50:26","guid":{"rendered":"https:\/\/microcapsules-technologies.com\/nos-technologies\/microencapsulation-par-polymerisation-interfaciale\/"},"modified":"2019-11-07T15:34:27","modified_gmt":"2019-11-07T15:34:27","slug":"microencapsulation-par-polymerisation-interfaciale","status":"publish","type":"page","link":"https:\/\/www.microcapsules-technologies.com\/en\/our-technologies\/microencapsulation-par-polymerisation-interfaciale\/","title":{"rendered":"Microencapsulation by Interfacial Polymerization"},"content":{"rendered":"<section class=\"wpb-content-wrapper\"><p>[vc_row gap=&#8221;20&#8243; type=&#8221;vc_default&#8221; css=&#8221;.vc_custom_1524580079178{padding-top: 7% !important;padding-bottom: 4% !important;}&#8221;][vc_column width=&#8221;1\/4&#8243; css=&#8221;.vc_custom_1524580061286{margin-right: 2% !important;margin-bottom: 2% !important;margin-left: 2% !important;padding-top: 2% !important;padding-right: 2% !important;padding-bottom: 2% !important;padding-left: 2% !important;}&#8221;][vc_widget_sidebar sidebar_id=&#8221;sidebar_4&#8243;][\/vc_column][vc_column width=&#8221;3\/4&#8243;]<div id=\"ultimate-heading-668865d7aea2b9fbb\" class=\"uvc-heading ult-adjust-bottom-margin ultimate-heading-668865d7aea2b9fbb uvc-2583 \" data-hspacer=\"no_spacer\"  data-halign=\"left\" style=\"text-align:left\"><div class=\"uvc-heading-spacer no_spacer\" style=\"top\"><\/div><div class=\"uvc-main-heading ult-responsive\"  data-ultimate-target='.uvc-heading.ultimate-heading-668865d7aea2b9fbb h1'  data-responsive-json-new='{\"font-size\":\"desktop:26px;\",\"line-height\":\"desktop:32px;\"}' ><h1 style=\"font-weight:bold;margin-bottom:20px;\"> Microencapsulation by Interfacial Polymerization<\/h1><\/div><\/div>[vc_column_text]Interfacial polymerization is still used because it gives the microcapsules a seal: when a hole forms in the wall, it is plugged by the polymer that forms at the interface by the reaction of the monomer present in the dispersion with the monomer present in the water.[\/vc_column_text]<div class=\"ult-spacer spacer-65d7aea2ba05d\" data-id=\"65d7aea2ba05d\" data-height=\"30\" data-height-mobile=\"10\" data-height-tab=\"20\" data-height-tab-portrait=\"15\" data-height-mobile-landscape=\"10\" style=\"clear:both;display:block;\"><\/div><div id=\"ultimate-heading-272665d7aea2ba0d3\" class=\"uvc-heading ult-adjust-bottom-margin ultimate-heading-272665d7aea2ba0d3 uvc-5284 \" data-hspacer=\"no_spacer\"  data-halign=\"left\" style=\"text-align:left\"><div class=\"uvc-heading-spacer no_spacer\" style=\"top\"><\/div><div class=\"uvc-main-heading ult-responsive\"  data-ultimate-target='.uvc-heading.ultimate-heading-272665d7aea2ba0d3 h3'  data-responsive-json-new='{\"font-size\":\"desktop:26px;\",\"line-height\":\"desktop:32px;\"}' ><h3 style=\"font-weight:bold;margin-bottom:20px;\">How microencapsulation works by Interfacial Polymerization<\/h3><\/div><\/div><div class=\"ult-spacer spacer-65d7aea2ba136\" data-id=\"65d7aea2ba136\" data-height=\"30\" data-height-mobile=\"10\" data-height-tab=\"20\" data-height-tab-portrait=\"15\" data-height-mobile-landscape=\"10\" style=\"clear:both;display:block;\"><\/div><div class=\"uavc-list-icon uavc-list-icon-wrapper ult-adjust-bottom-margin   \"><ul class=\"uavc-list\"><li><div class=\"uavc-list-content\" id=\"list-icon-wrap-3022\">\n<div class=\"uavc-list-icon  \" data-animation=\"\" data-animation-delay=\"03\" style=\"margin-right:60px;\"><div class=\"ult-just-icon-wrapper  \"><div class=\"align-icon\" style=\"text-align:center;\">\n<div class=\"aio-icon-img \" style=\"font-size:200px;display:inline-block;\" >\n\t<img decoding=\"async\" class=\"img-icon\" alt=\"null\" src=\"https:\/\/www.microcapsules-technologies.com\/wp-content\/uploads\/2018\/04\/icon-technologies_1-1.png\"\/>\n<\/div><\/div><\/div>\n<\/div><span  data-ultimate-target='#list-icon-wrap-3022 .uavc-list-desc'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  class=\"uavc-list-desc ult-responsive\" style=\"\"><\/p>\n<h4>1. Dissolution of a monomer A in the product to be encapsulated<\/h4>\n<p>In a stirring tank, this monomer mixture A is dispersed and the active ingredient is encapsulated in water.<br \/>\nThe size of the droplets obtained is regulated by the speed of the stirrer. <\/span><\/div><\/li><li><div class=\"uavc-list-content\" id=\"list-icon-wrap-3947\">\n<div class=\"uavc-list-icon  \" data-animation=\"\" data-animation-delay=\"03\" style=\"margin-right:60px;\"><div class=\"ult-just-icon-wrapper  \"><div class=\"align-icon\" style=\"text-align:center;\">\n<div class=\"aio-icon-img \" style=\"font-size:200px;display:inline-block;\" >\n\t<img decoding=\"async\" class=\"img-icon\" alt=\"null\" src=\"https:\/\/www.microcapsules-technologies.com\/wp-content\/uploads\/2018\/04\/icon-technologies_5_1add_sx.png\"\/>\n<\/div><\/div><\/div>\n<\/div><span  data-ultimate-target='#list-icon-wrap-3947 .uavc-list-desc'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  class=\"uavc-list-desc ult-responsive\" style=\"\"><\/p>\n<h4>2. Introduction into the stirred tank of a monomer B.<\/h4>\n<p>Monomer B is then introduced into the stirred tank. The monomers, which are small molecules, will form a polymer by chemical polymerization reactions.<\/span><\/div><\/li><li><div class=\"uavc-list-content\" id=\"list-icon-wrap-8104\">\n<div class=\"uavc-list-icon  \" data-animation=\"\" data-animation-delay=\"03\" style=\"margin-right:60px;\"><div class=\"ult-just-icon-wrapper  \"><div class=\"align-icon\" style=\"text-align:center;\">\n<div class=\"aio-icon-img \" style=\"font-size:200px;display:inline-block;\" >\n\t<img decoding=\"async\" class=\"img-icon\" alt=\"null\" src=\"https:\/\/www.microcapsules-technologies.com\/wp-content\/uploads\/2018\/04\/icon-technologies_2-1.png\"\/>\n<\/div><\/div><\/div>\n<\/div><span  data-ultimate-target='#list-icon-wrap-8104 .uavc-list-desc'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  class=\"uavc-list-desc ult-responsive\" style=\"\"><\/p>\n<h4>3. The polymerization reaction<\/h4>\n<p>The polymerization reaction takes place by a chemical reaction which occurs between the monomers A and B. It is initiated by changes in PH (acids or bases are introduced) or\/and temperature. It can be accelerated by the use of catalysts. The polymer formed is deposited around the drops which leads to encapsulation. <\/span><\/div><\/li><li><div class=\"uavc-list-content\" id=\"list-icon-wrap-6824\">\n<div class=\"uavc-list-icon  \" data-animation=\"\" data-animation-delay=\"03\" style=\"margin-right:60px;\"><div class=\"ult-just-icon-wrapper  \"><div class=\"align-icon\" style=\"text-align:center;\">\n<div class=\"aio-icon-img \" style=\"font-size:200px;display:inline-block;\" >\n\t<img decoding=\"async\" class=\"img-icon\" alt=\"null\" src=\"https:\/\/www.microcapsules-technologies.com\/wp-content\/uploads\/2018\/04\/icon-technologies_6-2.png\"\/>\n<\/div><\/div><\/div>\n<\/div><span  data-ultimate-target='#list-icon-wrap-6824 .uavc-list-desc'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  class=\"uavc-list-desc ult-responsive\" style=\"\"><\/p>\n<h4>4. Stabilization of the polymer structure<\/h4>\n<p>The polymer is then consolidated by changes in pH or temperature or the addition of additives (crosslinking). This leads to better isolation of the encapsulated asset. The finishing operations are then carried out, they consist in adjusting the acidity of the medium, as well as the viscosity.<\/span><\/div><\/li><\/ul><\/div>[\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221; css=&#8221;.vc_custom_1524579203697{padding-top: 6% !important;padding-bottom: 6% !important;background-color: #f7f7f7 !important;}&#8221;][vc_column width=&#8221;1\/6&#8243;][\/vc_column][vc_column width=&#8221;2\/3&#8243;][vc_column_text]<\/p>\n<h2 style=\"text-align: center;\">Discover all the fields of application <span style=\"color: #6db557;\">microencapsulation<\/span> works<\/h2>\n<p>[\/vc_column_text]<div class=\"ult-spacer spacer-65d7aea2bb86d\" data-id=\"65d7aea2bb86d\" data-height=\"40\" data-height-mobile=\"40\" data-height-tab=\"40\" data-height-tab-portrait=\"\" data-height-mobile-landscape=\"\" style=\"clear:both;display:block;\"><\/div><div class=\"text-centered\"><a href=\"https:\/\/microcapsules-technologies.com\/domaines-application\/\" class=\"btn-shortcode dt-btn-l dt-btn default-btn-color default-btn-hover-color default-btn-bg-color default-btn-bg-hover-color\" id=\"dt-btn-1\"><span>Discover all the fields of application<\/span><\/a><\/div>[\/vc_column][vc_column width=&#8221;1\/6&#8243;][\/vc_column][\/vc_row]<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>[vc_row gap=&#8221;20&#8243; type=&#8221;vc_default&#8221; css=&#8221;.vc_custom_1524580079178{padding-top: 7% !important;padding-bottom: 4% !important;}&#8221;][vc_column width=&#8221;1\/4&#8243; css=&#8221;.vc_custom_1524580061286{margin-right: 2% !important;margin-bottom: 2% !important;margin-left: 2% !important;padding-top: 2% !important;padding-right: 2% !important;padding-bottom: 2% !important;padding-left: 2% !important;}&#8221;][vc_widget_sidebar sidebar_id=&#8221;sidebar_4&#8243;][\/vc_column][vc_column width=&#8221;3\/4&#8243;][vc_column_text]Interfacial polymerization is still used because it gives the microcapsules a seal: when a hole forms in the wall, it is plugged by the polymer that forms at the interface&hellip;<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":2381,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"_links":{"self":[{"href":"https:\/\/www.microcapsules-technologies.com\/en\/wp-json\/wp\/v2\/pages\/2391"}],"collection":[{"href":"https:\/\/www.microcapsules-technologies.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.microcapsules-technologies.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.microcapsules-technologies.com\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.microcapsules-technologies.com\/en\/wp-json\/wp\/v2\/comments?post=2391"}],"version-history":[{"count":16,"href":"https:\/\/www.microcapsules-technologies.com\/en\/wp-json\/wp\/v2\/pages\/2391\/revisions"}],"predecessor-version":[{"id":2658,"href":"https:\/\/www.microcapsules-technologies.com\/en\/wp-json\/wp\/v2\/pages\/2391\/revisions\/2658"}],"up":[{"embeddable":true,"href":"https:\/\/www.microcapsules-technologies.com\/en\/wp-json\/wp\/v2\/pages\/2381"}],"wp:attachment":[{"href":"https:\/\/www.microcapsules-technologies.com\/en\/wp-json\/wp\/v2\/media?parent=2391"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}