{"id":22450,"date":"2003-04-04T00:00:00","date_gmt":"2003-04-04T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/qua%c2%admica-verde-catalizadores-acidos-y-basicos-solidos-en-qua%c2%admica-fina\/"},"modified":"2003-04-04T00:00:00","modified_gmt":"2003-04-04T00:00:00","slug":"qua%c2%admica-verde-catalizadores-acidos-y-basicos-solidos-en-qua%c2%admica-fina","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/politecnica-de-valencia\/qua%c2%admica-verde-catalizadores-acidos-y-basicos-solidos-en-qua%c2%admica-fina\/","title":{"rendered":"\u00abqu\u00edmica verde\u00bb: catalizadores \u00e1cidos y b\u00e1sicos s\u00f3lidos en qu\u00edmica fina"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Alexandra Velty <\/strong><\/h2>\n<p>En los \u00faltimos 15 a\u00f1os, la legislaci\u00f3n medioambiental ha sido cada d\u00eda m\u00e1s exigente con el fin de proteger la salud p\u00fablica y mejorar la calidad de vida. Es por ello que las industrias, con el objetivo de cumplir estos requesitos, han de desarrollar procesos rentables en los que la formaci\u00f3n de subproductos y vertidos contaminantes, as\u00ed como el uso de sustancias t\u00f3xicas deben de ser limitados.  la implantaci\u00f3n de los catalizadores s\u00f3lidos, tales como las zeolitas, en procesos de petroqu\u00edmica, permiti\u00f3 a la industria petrol\u00edfera alcanzar un alto nivel de desarrollo. Sin embargo, estos materiales han encontrado, hasta el momento, escasas aplicaciones en procesos de qu\u00edmica fina. Los productos derivados de estos procesos presentan una complejidad elevada debida a su polifuncionalidad y a la posible presencia de hetero\u00e1tomos en su estructura. Adem\u00e1s, se obtienen en procesos multietapas, se producen en bajos tonelajes al contrario de los productos de petroqu\u00edmica y qu\u00edmica de base, y se caracterizan por su alto valor a\u00f1adido. No obstante, el desarrollo de catalizadores s\u00f3lidos activos y selectivos en condiciones de reacci\u00f3n suaves puede permitir la producci\u00f3n de estos productos. Asimismo, la investigaci\u00f3n sistem\u00e1tica de nuevos catalizadores, cumpliendo estas caracter\u00edsticas, ha pemitido el desarrollo de numerosos materiales en cat\u00e1lisis \u00e1cida y b\u00e1sica, como las zeolitas y las zeolitas deslaminadas, los aluminosilicatos mesoporosos, los catalizadores derivados de hidrotalcitas, los \u00f3xidos, los complejos de metales o aminas soportados etc.  en el presente trabajo de tesis doctoral, el empleo de este tipo de materiales, permite el desarrollo de nuevos procesos de qu\u00edmica fina:  * procesos de acetalizaci\u00f3n, para la obtenci\u00f3n de acetales c\u00edclicos de gran inter\u00e9s en la industria de los aromas y perfumes.  * procesos de condensaci\u00f3n ald\u00f3lica para la preparaci\u00f3n de derivados carbon\u00edlicos alfa,beta-insaturados<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>\u00abqu\u00edmica verde\u00bb: catalizadores \u00e1cidos y b\u00e1sicos s\u00f3lidos en qu\u00edmica fina<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 \u00abqu\u00edmica verde\u00bb: catalizadores \u00e1cidos y b\u00e1sicos s\u00f3lidos en qu\u00edmica fina <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Alexandra Velty <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Valencia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 04\/04\/2003<\/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>Avelino Corma Can\u00f3s<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: vicente Forn\u00e9s segu\u00ed <\/li>\n<li> Llopis alonso Francisco Jos\u00e9 (vocal)<\/li>\n<li> Sastre de Andr\u00e9s enrique (vocal)<\/li>\n<li>hermenegildo Garc\u00eda g\u00f3mez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Alexandra Velty En los \u00faltimos 15 a\u00f1os, la legislaci\u00f3n medioambiental ha sido cada d\u00eda m\u00e1s exigente con [&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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