{"id":12714,"date":"2018-03-09T08:58:41","date_gmt":"2018-03-09T08:58:41","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/influencia-de-factores-qua%c2%admicos-y-fa%c2%adsicos-en-la-polimerizacion-radical-de-metacrialtos-alica%c2%adclicos-propiedades-de-los-pola%c2%admeros\/"},"modified":"2018-03-09T08:58:41","modified_gmt":"2018-03-09T08:58:41","slug":"influencia-de-factores-qua%c2%admicos-y-fa%c2%adsicos-en-la-polimerizacion-radical-de-metacrialtos-alica%c2%adclicos-propiedades-de-los-pola%c2%admeros","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/influencia-de-factores-qua%c2%admicos-y-fa%c2%adsicos-en-la-polimerizacion-radical-de-metacrialtos-alica%c2%adclicos-propiedades-de-los-pola%c2%admeros\/","title":{"rendered":"Influencia de factores qu\u00edmicos y f\u00edsicos en la polimerizaci\u00f3n radical de metacrialtos alic\u00edclicos. propiedades de los pol\u00edmeros"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Nuria Garc\u00eda Garc\u00eda <\/strong><\/h2>\n<p>La memoria de tesis doctoral: \u00abinfluencia de factores qu\u00edmicos y f\u00edsicos en la polimerizaci\u00f3n radical de metacrilatos alic\u00edclicos. Propiedades de los pol\u00edmeros\u00bb presentada por d\u00f1a. Nuria garc\u00eda garc\u00eda, se enmarca dentro del campo de investigaci\u00f3n en macromol\u00e9culas.  la investigaci\u00f3n ha estado orientada hacia el estudio de la s\u00edntesis y polimerizaci\u00f3n de una serie de mon\u00f3meros metacr\u00edlicos, con estructuras c\u00edclicas en su cadena lateral, y que pueden presentar isomeria cis\/trans. una parte fundamental de la investigaci\u00f3n ha sido el an\u00e1lisis de la influencia de la configuraci\u00f3n y de la estructura monom\u00e9rica sobre las constantes cin\u00e9ticas de velocidad de propagaci\u00f3n y terminaci\u00f3n en las reacciones de polimerizaci\u00f3n radical. Con este fin, se han utilizado en este estudio cin\u00e9tico las t\u00e9cnicas de espectroscopia ultravioleta-visible y resonacia paramagn\u00e9tica electr\u00f3nica.  independientemente de la estructura qu\u00edmica, otros factores tales como la viscosidad del medio o la difusi\u00f3n de los macrorradicales juegan un importante papel en las reacciones de polimerizaci\u00f3n. En este trabajo se ha propuesto un modelo cin\u00e9tico te\u00f3rico-experimental, que permite una descripci\u00f3n cualitativa y cuantitativa de los factores f\u00edsico-qu\u00edmicos que determina la aparici\u00f3n del llamado efecto gel, tan caracter\u00edsticos de este tipo de reacciones de polimerizaci\u00f3n.  en lo que se refiere a propiedades, se ha realizado un estudio del comportamiento diel\u00e9ctrico y mecanodin\u00e1mico de los mon\u00f3meros y pol\u00edmeros sintetizados en este trabajo, con objeto de determinar el efecto de la cadena lateral sobre los procesos de relajaci\u00f3n. La parte final del trabajo refiere a los resultados obtenidos en el an\u00e1lisis de las propiedades del transporte de gases a trav\u00e9s de membranas preparadas con un plimetacrialto comercial, el ptris, un pol\u00edmero que se usa habitualmente en formulaciones de lentes de contacto para incrementar supermeabilidad al ox<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Influencia de factores qu\u00edmicos y f\u00edsicos en la polimerizaci\u00f3n radical de metacrialtos alic\u00edclicos. propiedades de los pol\u00edmeros<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Influencia de factores qu\u00edmicos y f\u00edsicos en la polimerizaci\u00f3n radical de metacrialtos alic\u00edclicos. propiedades de los pol\u00edmeros <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Nuria Garc\u00eda Garc\u00eda <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Burgos<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 13\/09\/2001<\/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>Julio Guzm\u00e1n Perote<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 Mar\u00eda Leal villalba <\/li>\n<li>evaristo Riande garcia (vocal)<\/li>\n<li> Sierio del nido Carlos (vocal)<\/li>\n<li>enrique Saiz Garc\u00eda (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Nuria Garc\u00eda Garc\u00eda La memoria de tesis doctoral: \u00abinfluencia de factores qu\u00edmicos y f\u00edsicos en la polimerizaci\u00f3n [&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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