{"id":62010,"date":"2018-03-09T22:49:55","date_gmt":"2018-03-09T22:49:55","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/carbonylation-reactions-in-supercritical-carbon-dioxide\/"},"modified":"2018-03-09T22:49:55","modified_gmt":"2018-03-09T22:49:55","slug":"carbonylation-reactions-in-supercritical-carbon-dioxide","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/carbonylation-reactions-in-supercritical-carbon-dioxide\/","title":{"rendered":"Carbonylation reactions in supercritical carbon dioxide"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Clara Tortosa Estorach <\/strong><\/h2>\n<p>En las \u00faltimas d\u00e9cadas, la cat\u00e1lisis homog\u00e9nea ha conseguido un papel importante dentro de la industria qu\u00edmica. En los \u00faltimos a\u00f1os ha tenido un gran impacto el uso de disolventes alternativos como medio de reacci\u00f3n para evitar el uso de disolventes org\u00e1nicos que son t\u00f3xicos y tienen un \u00edndice de impacto ambiental elevado. El uso de di\u00f3xido de carbono supercr\u00edtico (scco2) como medio de reacci\u00f3n, a parte de tener un bajo coste econ\u00f3mico, no ser t\u00f3xico y no ser inflamable, presenta las ventajas que permite reciclar f\u00e1cilmente el catalizador, tener una elevada solubilidad con los gases y permite modular sus propiedades f\u00e1cilmente cambiando la presi\u00f3n o la temperatura. Una de las propiedades de este disolvente es su baja polaridad y esto hace que la solubilidad de los sistemas catal\u00edticos est\u00e9 afectada en funci\u00f3n de los reactivas que se utilizan. en este contexto, el objetivo principal de esta tesis es la realizaci\u00f3n de reacciones de carbonilaci\u00f3n, como hidroformilaci\u00f3n, hidrocarboxilaci\u00f3n, hidroesterificaci\u00f3n y copolimerizaci\u00f3n utilizando como medio de re acci\u00f3n scco2. Para llevar a cabo este tipo de reaccione se han utilizados sistemas catal\u00edticos modificados con ligandos p- o n-dadores que contienen cadenas perfluoradas o se ha incorporado en el sistema surfactantes como perfluoropoli\u00e9teres o ciclodextrinas con grupos acetato, que hacen que el sistema se solubilize m\u00e1s f\u00e1cilmente en el medio.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Carbonylation reactions in supercritical carbon dioxide<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Carbonylation reactions in supercritical carbon dioxide <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Clara Tortosa Estorach <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Rovira i virgili<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 17\/12\/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> Masdeu Bulto Anna Mar\u00eda<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: carmen Claver cabrero <\/li>\n<li>gabor Laurenczy (vocal)<\/li>\n<li>walter Leiter (vocal)<\/li>\n<li>Miguel \u00e1ngel Seco Garc\u00eda (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Clara Tortosa Estorach En las \u00faltimas d\u00e9cadas, la cat\u00e1lisis homog\u00e9nea ha conseguido un papel importante dentro de [&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 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