{"id":19875,"date":"2002-11-11T00:00:00","date_gmt":"2002-11-11T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/determinacion-de-parametros-cineticos-y-estudio-de-la-microestructura-de-una-resina-ester-cianato-modificada-con-otros-pola%c2%admeros\/"},"modified":"2002-11-11T00:00:00","modified_gmt":"2002-11-11T00:00:00","slug":"determinacion-de-parametros-cineticos-y-estudio-de-la-microestructura-de-una-resina-ester-cianato-modificada-con-otros-pola%c2%admeros","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/determinacion-de-parametros-cineticos-y-estudio-de-la-microestructura-de-una-resina-ester-cianato-modificada-con-otros-pola%c2%admeros\/","title":{"rendered":"Determinaci\u00f3n de par\u00e1metros cin\u00e9ticos y estudio de la microestructura de una resina \u00e9ster cianato modificada con otros pol\u00edmeros"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Recalde Ruiz Ileana Beatriz <\/strong><\/h2>\n<p>Las resinas sintetizadas a base de mon\u00f3meros \u00e9ster cianato son una \u00abjoven\u00bb clase de materiales con aplicaciones en campos muy variados. Entre sus propiedades m\u00e1s destacadas se encuentran: soportar altas temperaturas, facilidad de procesamiento, baja absorci\u00f3n de humedad, baja constante diel\u00e9ctrica y resistencia al impacto.  con la adici\u00f3n a un \u00e9ster cianato de termopl\u00e1stico tales como: polisulfona, poli\u00e9stersulfona y\/o poli\u00e9terimida se obtienen materiales con mejores propiedades mec\u00e1nicas. Esto es el resultado de la formaci\u00f3n de nuevas microestructuras que var\u00edan en funci\u00f3n de la temperatura de polimerizaci\u00f3n y del contenido de termopl\u00e1stico.  en este trabajo de investigaci\u00f3n se ha seguido la evoluci\u00f3n del grado de conversi\u00f3n durante el proceso de curado de estos materiales a trav\u00e9s de diversas t\u00e9cnicas instrumentales. Calorimetr\u00eda diferencial de barrido (dsc), espectroscop\u00eda infrarroja por transformada de fourier (ftir) y cromatograf\u00eda l\u00edquida en su variante de exclusi\u00f3n por tama\u00f1o (sec). Cada una de ellas permite medir un par\u00e1metro o propiedad f\u00edsica (calor de reacci\u00f3n, intensidad de absorci\u00f3n en el infrarrojo, volumen de elusi\u00f3n, \u00e1rea y\/o altura una se\u00f1al determinada). La cromatograf\u00eda y la viscosimetr\u00eda han sido utilizadas para el estudio de la compatibilidad entre un mon\u00f3mero \u00e9ster cianato y un termopl\u00e1stico. E estudio de la microestructura del material cuando se realiza a trav\u00e9s de la microscopia electr\u00f3nica de barrido (sem), mientras que para evaluar el efecto de la concentraci\u00f3n de catalizador en la volantilidad de la resina, se utiliza el an\u00e1lisis termogravim\u00e9trico (tga).<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Determinaci\u00f3n de par\u00e1metros cin\u00e9ticos y estudio de la microestructura de una resina \u00e9ster cianato modificada con otros pol\u00edmeros<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Determinaci\u00f3n de par\u00e1metros cin\u00e9ticos y estudio de la microestructura de una resina \u00e9ster cianato modificada con otros pol\u00edmeros <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Recalde Ruiz Ileana Beatriz <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Universitat de val\u00e9ncia (estudi general)<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 11\/11\/2002<\/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>Clara G\u00f3mez Clar\u00ed<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: i\u00f1aki Mondrag\u00f3n ega\u00f1a <\/li>\n<li>eduardo Mart\u00ednez tamayo (vocal)<\/li>\n<li> Barral losada Luis Fernando (vocal)<\/li>\n<li> Le\u00f3n isidro Luis Manuel (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Recalde Ruiz Ileana Beatriz Las resinas sintetizadas a base de mon\u00f3meros \u00e9ster cianato son una \u00abjoven\u00bb clase [&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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