{"id":57362,"date":"2007-05-03T00:00:00","date_gmt":"2007-05-03T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/silicone-modified-acrylic-nanoparticles-by-miniemulsion-polymerization\/"},"modified":"2007-05-03T00:00:00","modified_gmt":"2007-05-03T00:00:00","slug":"silicone-modified-acrylic-nanoparticles-by-miniemulsion-polymerization","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/sintesis-de-macromoleculas\/silicone-modified-acrylic-nanoparticles-by-miniemulsion-polymerization\/","title":{"rendered":"Silicone-modified acrylic nanoparticles by miniemulsion polymerization"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Raquel Rodriguez Alonso <\/strong><\/h2>\n<p>El principal objetivo de este trabajo ha sido entender cuales son los par\u00e1metros que controlan la formaci\u00f3n de part\u00edculas h\u00edbridas.  el sistema que se ha analizado ha sido el sistema h\u00edbrido silicona\/acr\u00edlicos. Este producto final presentara una mejora en sus propiedades finales debido a un sinerg\u00e9tico. Por un lado los sistemas acr\u00edlicos han sido ampliamente utilizado a lo largo de los a\u00f1os debido a que presentan una buena formaci\u00f3n de film y unas buenas propiedades mec\u00e1nicas, pero por otro lado estos sistemas presentan una deficiencia en t\u00e9rminos de resistencia t\u00e9rmica y al agua (propiedades que ser\u00e1n aportadas por las siliconas).     este sistema h\u00edbrido se produjo por medio de la polimerizaci\u00f3n en miniemulsi\u00f3n, cuya principal caracter\u00edstica es que la nucleaci\u00f3n se produce en las gotas, por ello el primer aspecto que se estudio fueron los par\u00e1metros que controlan el tama\u00f1o y la estabilidad de dichas gotas, el proceso miniemulsificaci\u00f3n. El tama\u00f1o de gota esta controlado por la energ\u00eda aplicada y en este estudio se comparan los equipos diferentes as\u00ed como se estudiaron los par\u00e1metros que controlan la energ\u00eda aplicada en cada uno de ellos. Por otro lado, se observ\u00f3 que el tama\u00f1o de gota tambi\u00e9n esta afectado por las caracter\u00edsticas f\u00edsico-qu\u00edmicas delas formulaciones. Otro aspecto a tener en cuenta en el proceso de miniemulsificaci\u00f3n es la estabilidad de dichas miniemulsiones, la cual debe ser suficiente durante el periodo de polimerizaci\u00f3n de modo que la nucleaci\u00f3n en gotas sea el mecanismo mayoritario.     se realizaron polimerizaciones en batch y en semicontinuo alimentando miniemulsi\u00f3n y mon\u00f3meros se observ\u00f3 que en todos los casos la nucleaci\u00f3n en gota no fue el \u00fanico mecanismo.     asimismo, se observ\u00f3 una conversi\u00f3n limite de los mon\u00f3meros acr\u00edlicos la cual no es beneficiosa desde el punto de vista industrial y se observo que una de los par\u00e1metros que controlan esta conversi\u00f3n limite la formaci\u00f3n de radica<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Silicone-modified acrylic nanoparticles by miniemulsion polymerization<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Silicone-modified acrylic nanoparticles by miniemulsion polymerization <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Raquel Rodriguez Alonso <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Pa\u00eds vasco\/euskal herriko unibertsitatea<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 05\/03\/2007<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li> Asua Gonz\u00e1lez Jos\u00e9 Mar\u00eda<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Juan  jose Rodriguez jimenez <\/li>\n<li>katherina Landfester (vocal)<\/li>\n<li>louise Keddie joe (vocal)<\/li>\n<li>wolf-dieter Hergeth (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Raquel Rodriguez Alonso El principal objetivo de este trabajo ha sido entender cuales son los par\u00e1metros que [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[12909,13563,5889],"tags":[13380,10598,126727,126728,126726,126729],"class_list":["post-57362","post","type-post","status-publish","format-standard","hentry","category-pais-vasco-euskal-herriko-unibertsitatea","category-polimeros-en-forma-dispersa","category-sintesis-de-macromoleculas","tag-asua-gonzalez-jose-maria","tag-juan-jose-rodriguez-jimenez","tag-katherina-landfester","tag-louise-keddie-joe","tag-raquel-rodriguez-alonso","tag-wolf-dieter-hergeth"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/57362","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=57362"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/57362\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=57362"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=57362"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=57362"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}