{"id":1856,"date":"2018-10-25T11:14:20","date_gmt":"2018-10-25T18:14:20","guid":{"rendered":"http:\/\/rccostello.com\/wordpress\/?p=1856"},"modified":"2026-05-08T03:03:21","modified_gmt":"2026-05-08T10:03:21","slug":"miniature-membrane-separators-separating-organic-solvents-pharmaceutical-projects","status":"publish","type":"post","link":"https:\/\/www.rccostello.com\/wordpress\/flow-chemistry\/miniature-membrane-separators-separating-organic-solvents-pharmaceutical-projects\/","title":{"rendered":"Miniature Membrane Separators and Separating Organic Solvents"},"content":{"rendered":"<p>&nbsp;<\/p>\n<figure id=\"attachment_1862\" aria-describedby=\"caption-attachment-1862\" style=\"width: 631px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1862\" title=\"Zaiput Miniature Membrane Separator\" src=\"http:\/\/rccostello.com\/wordpress\/wp-content\/uploads\/2018\/10\/ZaiputPic1.jpg\" alt=\"membrane separators\" width=\"631\" height=\"323\" srcset=\"https:\/\/www.rccostello.com\/wordpress\/wp-content\/uploads\/2018\/10\/ZaiputPic1.jpg 457w, https:\/\/www.rccostello.com\/wordpress\/wp-content\/uploads\/2018\/10\/ZaiputPic1-300x154.jpg 300w\" sizes=\"auto, (max-width: 631px) 100vw, 631px\" \/><figcaption id=\"caption-attachment-1862\" class=\"wp-caption-text\">Zaiput Miniature Membrane Separator<\/figcaption><\/figure>\n<h3><strong>Introduction to Membrane Separators<\/strong><\/h3>\n<p>Zaiput Flow Technologies\u2019 patented liquid\u2010liquid\/liquid\u2010gas miniature membrane separators enable liquid extraction in \ufb02ow chemistry\u2010based processes and provide a solution for typical batch\u2010based liquid extraction steps (i.e., slow settling time\/separation of emulsions, elimination of the need to run batches at half capacity to provide space for subsequent extraction steps).<\/p>\n<h3><strong>Description<\/strong><\/h3>\n<p>Zaiput Flow Technologies\u2019 patented liquid\u2010liquid\/liquid\u2010gas miniature membrane separators enable liquid extraction in \ufb02ow chemistry\u2010based processes and provide a solution for typical batch\u2010based liquid extraction steps (i.e., slow settling time\/separation of emulsions, elimination of the need to run batches at half capacity to provide space for subsequent extraction steps).<\/p>\n<p>Zaiput\u2019s devices utilize membrane technology to exploit surface tension as a separation driving force. Zaiput\u2019s devices contain an innovative mechanical on\u2010board pressure control system to provide plug\u2010and\u2010play functionality. This modularity allows for use in a variety of conditions and scalability ensures seamless process scale up from bench to production.<\/p>\n<p>Zaiput\u2019s separators are rated for high pressure use, allowing in\u2010line separation in pressurized \ufb02ow systems. Finally, Zaiput\u2019s devices have broad chemical compatibility, easy maintenance and come at an a\ufb00ordable price.<\/p>\n<h3 style=\"text-align: left;\"><strong>Features<\/strong><\/h3>\n<ul>\n<li style=\"text-align: left;\">Continuous operation<\/li>\n<li style=\"text-align: left;\">Separation of emulsions<\/li>\n<li style=\"text-align: left;\">Ability to separate liquids with same density<\/li>\n<li style=\"text-align: left;\">Plug\u2010and\u2010play functionality<\/li>\n<li style=\"text-align: left;\">Easy and direct scale\u2010up<\/li>\n<li style=\"text-align: left;\">Minimal internal volume<\/li>\n<li style=\"text-align: left;\">Excellent chemical compatibility<\/li>\n<li style=\"text-align: left;\">Allow operation under pressure<\/li>\n<li style=\"text-align: left;\">Easy usage and maintenance<\/li>\n<li style=\"text-align: left;\">No electrical power required<\/li>\n<\/ul>\n<h2>Principle of Operation<\/h2>\n<ul>\n<li>Zaiput Flow Technologies&#8217; patented separator provides continuous separation of an immiscible phase (liquid\u2010liquid or liquid\u2010gas) by leveraging di\ufb00erences in wetting properties of the liquids onto a porous membrane.<\/li>\n<li>When a stream composed of two phases (for example: an aqueous liquid and an organic liquid or a gas and a liquid) enters the separator, one phase will have an a\ufb03nity for the membrane and \ufb01ll the pores (this is referred to as the \u201cwetting\u201d phase). The other phase will be repelled and will not \ufb01ll the pores (this is referred to as the \u201cnon\u2010wetting\u201d phase).<\/li>\n<li>Once the membrane pores are \ufb01lled with the wetting phase, a pressure di\ufb00erential is applied between the two sides of the membrane. This pressure di\ufb00erential is \ufb01nely adjusted by Zaiput\u2019s patented internal pressure controller to apply just enough pressure to \u201cpush\u201d through the wetting phase without forcing the non\u2010wetting phase through the pores (see figure below). The separator is designed to maintain a constant pressure di\ufb00erential across the designated \ufb02ow rates even when conditions are \ufb02uctuating. As a result, the separator can be used as a \u201cplug\u2010and\u2010play \u201d modular unit.<\/li>\n<li>A key aspect of the technology is that it exploits di\ufb00erences in wettability and surface forces to accomplish the separation; as a result, the device can separate liquids with the same density and emulsions with continuous operation.<\/li>\n<\/ul>\n<figure id=\"attachment_1864\" aria-describedby=\"caption-attachment-1864\" style=\"width: 591px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/rccostello.com\/wordpress\/wp-content\/uploads\/2018\/10\/Zaiput.Pic3_.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1864 \" src=\"http:\/\/rccostello.com\/wordpress\/wp-content\/uploads\/2018\/10\/Zaiput.Pic3_.jpg\" alt=\"membrane separators \" width=\"591\" height=\"323\" srcset=\"https:\/\/www.rccostello.com\/wordpress\/wp-content\/uploads\/2018\/10\/Zaiput.Pic3_.jpg 549w, https:\/\/www.rccostello.com\/wordpress\/wp-content\/uploads\/2018\/10\/Zaiput.Pic3_-300x164.jpg 300w\" sizes=\"auto, (max-width: 591px) 100vw, 591px\" \/><\/a><figcaption id=\"caption-attachment-1864\" class=\"wp-caption-text\">Cutaway View of the Zaiput Membrane Separator<\/figcaption><\/figure>\n<h2>Applications<\/h2>\n<p>Liquid\u2010liquid extraction is one of the primary puri\ufb01cation methods providing high selectivity and low energy consumption.<\/p>\n<ul>\n<li>Zaiput\u2019s technology provides the ability to perform the extraction in continuous \ufb02ow with a simple plug\u2010and\u2010play device.<\/li>\n<li>Zaiput\u2019s separator can be used in conjunction with di\ufb00erent chemistries, with applications ranging from pharmaceuticals to polymer synthesis.<\/li>\n<li>Alternatively, it can be a standalone unit operating in any laboratory or industrial process.<\/li>\n<li>In liquid\u2010liquid reactions, o\u014cen the reaction stream needs to be quenched by an immiscible phase.<\/li>\n<li>Zaiput\u2019s liquid\u2010liquid separator can be used downstream or in\u2010line to separate the biphasic reaction.<\/li>\n<\/ul>\n<h3><strong>Solvent Switch (between <\/strong><strong>reactions)<\/strong><\/h3>\n<ul>\n<li>Solvent switching is a common step in multi-step synthesis. In general, it is done manually and in a batchwise process that is slow and tedious.<\/li>\n<li>Zaiput\u2019s liquid\u2010liquid separator can be inserted between two reactions by simply connecting the streams.<\/li>\n<\/ul>\n<h3><strong>Homogenous Catalyst <\/strong><strong>Recovery<\/strong><\/h3>\n<ul>\n<li>A biphasic homogeneous\u2010catalyzed reaction refers to catalysis that takes place at the interface between the two immiscible phases.<\/li>\n<li>Despite its high selectivity, it is di\ufb03cult to operate at a large scale because it requires highly active mixing to keep the two liquids in contact.<\/li>\n<li>Even at small\u2010scale, homogeneous catalysis is rarely used because it poses problems with catalyst recovery via phase separation.<\/li>\n<li>Zaiput\u2019s separator o\ufb00ers an easy and \ufb02exible way to separate the two phases and recover the catalyst.<\/li>\n<\/ul>\n<p>Complex extraction requiring multi\u2010stage operation can be quickly accomplished. The scalability of the technology allows seamless processing from the laboratory to the production scale.<\/p>\n<ul>\n<li>At the laboratory scale, Zaiput provides an integrated ready to use platform (request the documentation).<\/li>\n<\/ul>\n<h3><strong>Continuous Product Isolation Over Chromatographic Puri\ufb01cation<\/strong><\/h3>\n<ul>\n<li>In\u2010line analytical tools are typically designed for single phases.<\/li>\n<li>Zaiput devices allow separation of a biphasic stream to quickly deploy your in\u2010line analytical tools.<\/li>\n<li>Works with both liquid\u2010liquid and gas\u2010liquid streams.<\/li>\n<li>Aqueous work\u2010up for product isolation is tedious and cumbersome, especially in preparative chromatography.<\/li>\n<li>In\u2010line single or multi\u2010stage extraction with a Zaiput device streamlines operation, simplifying solvent recovery.<\/li>\n<\/ul>\n<p>We would like to thank Dr. Andrea Adamo of <a href=\"https:\/\/www.zaiput.com\/\">Zaiput<\/a> in Waltham, MA for his support in preparing this blog.<\/p>\n<h3 style=\"text-align: center;\">If you have a <a href=\"http:\/\/rccostello.com\/process_design_chemicals.html\">specialty chemical project<\/a> or <a href=\"http:\/\/rccostello.com\/flow_chemistry.html\">small molecule pharmaceutical project<\/a> and are&nbsp;interested in advancing into continuous or flow chemistry,&nbsp;give us a call today!<\/h3>\n<h2 style=\"text-align: center;\">&nbsp;<a href=\"http:\/\/rccostello.com\/about.html\">R.C. Costello &amp; Assoc., Inc.<\/a><\/h2>\n<h2 style=\"text-align: center;\">&nbsp; (310) 792-5870<\/h2>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Introduction to Membrane Separators Zaiput Flow Technologies\u2019 patented liquid\u2010liquid\/liquid\u2010gas miniature membrane separators enable liquid extraction in \ufb02ow chemistry\u2010based processes and provide a solution for typical batch\u2010based liquid extraction steps (i.e., slow settling time\/separation of emulsions, elimination of the need to run batches at half capacity to provide space for subsequent extraction steps). Description Zaiput [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1862,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[207,1],"tags":[186,212,213,215,114,33,222,223,123,109,217,216,47,13,218,14,74,211,174,221,224,208,225,209,210,220,219,93,23,26,197,214],"class_list":["post-1856","post","type-post","status-publish","format-standard","has-post-thumbnail","category-flow-chemistry","category-modular-plants","tag-blog","tag-bloggers","tag-blogging","tag-business","tag-chemical-engineering","tag-chemical-extraction","tag-chemical-technologies","tag-chemical-technology","tag-chemistry","tag-costello","tag-crm","tag-customers","tag-distillation","tag-engineering","tag-engineering-consultants","tag-engineering-solutions","tag-environment","tag-featured","tag-flow-chemistry","tag-flow-technology","tag-innovative-solutions","tag-membrane","tag-membrane-technology","tag-organic","tag-organic-solvents","tag-pfd","tag-process-flow-diagrams","tag-process-intensification","tag-purification","tag-skid-mounted-plants","tag-specialty-chemicals","tag-top-news","entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Miniature Membrane Separators and Separating Organic Solvents<\/title>\n<meta name=\"description\" content=\"Discover how miniature membrane separators improve organic solvent separation efficiency in pharmaceutical flow chemistry applications.\" \/>\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.rccostello.com\/wordpress\/flow-chemistry\/miniature-membrane-separators-separating-organic-solvents-pharmaceutical-projects\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Miniature Membrane Separators and Separating Organic Solvents\" \/>\n<meta property=\"og:description\" content=\"Discover how miniature membrane separators improve organic solvent separation efficiency in pharmaceutical flow chemistry applications.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.rccostello.com\/wordpress\/flow-chemistry\/miniature-membrane-separators-separating-organic-solvents-pharmaceutical-projects\/\" \/>\n<meta property=\"og:site_name\" content=\"COSTELLO\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/RC-Costello-Assoc-Inc-168604736508331\/\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/COSTELLO.ENGINEERING.SERVICES\/\" \/>\n<meta property=\"article:published_time\" content=\"2018-10-25T18:14:20+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-08T10:03:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.rccostello.com\/wordpress\/wp-content\/uploads\/2018\/10\/ZaiputPic1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"457\" \/>\n\t<meta property=\"og:image:height\" content=\"234\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"R.C. 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