{"id":10200,"date":"2026-11-03T01:41:53","date_gmt":"2026-11-03T00:41:53","guid":{"rendered":"https:\/\/www.s-vt.net\/?page_id=10200"},"modified":"2026-11-03T01:41:53","modified_gmt":"2026-11-03T00:41:53","slug":"liposomes","status":"publish","type":"page","link":"https:\/\/www.s-vt.net\/da\/liposomes\/","title":{"rendered":"Liposomer"},"content":{"rendered":"<div style='' class=''><section class='page-content' style=''  ><section class='container'><div style='' class=''><div class='row' style=''><div style='' class=''><div class='col-md-12 ' style=''><div style='' class=''><div class='cma-wysiwyg-editor'><p class=\"svt-lead2\">Liposomer er kugleformede partikler af lipidmembraner med en st\u00f8rrelse p\u00e5 mellem ca. 20 og flere hundrede nanometer. De indeslutter en vandig fase og egner sig derfor som b\u00e6rere af <a href=\"\/da\/active-ingredients\/\">aktive stoffer<\/a>.<\/p><div class=\"svt-ptiles\"><div class=\"svt-ptile\"><i class=\"fa fa-circle-o\" aria-hidden=\"true\"><\/i><strong>20 nm til flere 100 nm<\/strong><span>Kugleformede lipidpartikler med vandig kerne.<\/span><\/div><div class=\"svt-ptile\"><i class=\"fa fa-sliders\" aria-hidden=\"true\"><\/i><strong>Regulerbar energitilf\u00f8rsel<\/strong><span>Forskydningsenergi fra intensiv homogenisering til sk\u00e5nsom ompumpning.<\/span><\/div><div class=\"svt-ptile\"><i class=\"fa fa-tachometer\" aria-hidden=\"true\"><\/i><strong>Automatisk styret<\/strong><span>Reguleret flowm\u00e5ling sikrer energitilf\u00f8rslen.<\/span><\/div><\/div><h2>Liposomers opbygning<\/h2><p>Et liposoms membranskal best\u00e5r af et dobbeltlag af molekyler. Disse har en upol\u00e6r, fedtelskende (lipofil) og en pol\u00e6r, vandelskende (hydrofil) del. S\u00e5danne molekyler betegnes som amfifile.<\/p><p>Til fremstilling af liposomer anvendes ofte h\u00f8jtrykshomogenisatorer og ultralyd. Moderne rotor-stator-homogenisatorer er ligeledes egnede.<\/p><h2>Krav til procesanl\u00e6gget<\/h2><p>Ud over h\u00f8j ydeevne og fleksibilitet b\u00f8r anl\u00e6gget have plads til ekstra komponenter, f.eks. en reguleret flowm\u00e5ling. Dermed kan energitilf\u00f8rslen styres fuldautomatisk og overholdes sikkert. Desuden er f\u00f8lgende vigtigt:<\/p><ul class=\"svt-checks\"><li>stort spektrum af forskydningsintensitet \u2013 fra intensiv <a href=\"\/da\/homogenizing\/\">homogenisering<\/a> til sk\u00e5nsom ompumpning og udt\u00f8mning<\/li><li>trinl\u00f8s regulering af omdrejningstallet for omr\u00f8rer og homogenisator<\/li><li>reverseringsdrift<\/li><li>radial og vertikal gennemblanding<\/li><\/ul><p>S\u00e5dan d\u00e6kker \u00e9t anl\u00e6g alle trin i liposomproduktionen.<\/p><h2>FAQ: Fremstilling af liposomer<\/h2><h3>Hvad er liposomer?<\/h3><p>Liposomer er kugleformede vesikler af et lipid-dobbeltlag (oftest fosfolipider) p\u00e5 ca. 20 nm til flere hundrede nm, som indeslutter en vandig kerne. De transporterer hydrofile og lipofile aktive stoffer i l\u00e6gemidler og kosmetik.<\/p><h3>Hvordan fremstilles liposomer industrielt?<\/h3><p>Lipider hydreres, og de dannede vesikler findeles ved energitilf\u00f8rsel: med rotor-stator-homogenisatorer, h\u00f8jtrykshomogenisatorer, ultralyd eller ekstrudering.<\/p><h3>Kan man fremstille liposomer med en rotor-stator-homogenisator?<\/h3><p>Ja, til mange anvendelser. Afg\u00f8rende er en reproducerbar, regulerbar energitilf\u00f8rsel, f.eks. via trinl\u00f8st omdrejningstal og flowm\u00e5ling i recirkulationen. Til meget sm\u00e5 vesikler anvendes ofte ogs\u00e5 h\u00f8jtrykshomogenisering.<\/p><h3>Hvad er vigtigt ved anl\u00e6gget?<\/h3><p>Stort spektrum af forskydningsintensitet fra maksimal homogenisering til sk\u00e5nsom ompumpning, temperaturstyring, vakuum, GMP-design samt CIP\/SIP.<\/p><h3>Hj\u00e6lper SEEFRIED med fremstilling af liposomer?<\/h3><p>Ja, med procesr\u00e5dgivning, fors\u00f8gsplanl\u00e6gning og passende homogeniseringsanl\u00e6g til liposomer og nanoemulsioner.<\/p><script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Service\",\"name\":\"Procesanl\u00e6g til fremstilling af liposomer\",\"description\":\"Procesr\u00e5dgivning, planl\u00e6gning og levering af homogeniseringsanl\u00e6g med regulerbar energitilf\u00f8rsel til liposomer.\",\"url\":\"https:\/\/www.s-vt.net\/da\/liposomes\/\",\"provider\":{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.s-vt.net\/#seefried\",\"name\":\"SEEFRIED Verfahrenstechnik GmbH\",\"url\":\"https:\/\/www.s-vt.net\/\",\"telephone\":\"+49 4203 789492\"},\"areaServed\":\"Worldwide\"},{\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Hvad er liposomer?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Liposomer er kugleformede vesikler af et lipid-dobbeltlag (oftest fosfolipider) p\u00e5 ca. 20 nm til flere hundrede nm, som indeslutter en vandig kerne. 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