{"id":12208,"date":"2001-12-07T00:00:00","date_gmt":"2001-12-07T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/nuevas-perspectivas-en-el-empleo-de-la-cromatografia-de-gases-en-la-caracterizacion-de-polimeros-sus-disoluciones-y-sus-mezclas\/"},"modified":"2001-12-07T00:00:00","modified_gmt":"2001-12-07T00:00:00","slug":"nuevas-perspectivas-en-el-empleo-de-la-cromatografia-de-gases-en-la-caracterizacion-de-polimeros-sus-disoluciones-y-sus-mezclas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/nuevas-perspectivas-en-el-empleo-de-la-cromatografia-de-gases-en-la-caracterizacion-de-polimeros-sus-disoluciones-y-sus-mezclas\/","title":{"rendered":"Nuevas perspectivas en el empleo de la cromatografia de gases en la caracterizacion de polimeros, sus disoluciones y sus mezclas"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Cristina Echavarren Recalde <\/strong><\/h2>\n<p>El trabajo constituye una revision critica de diversos aspectos relacionados con el empleo de la llamada cromatografia de gases inversa (igc) en la caracterizacion de una serie de magnitudes que, en ultimo termino, tienen que ver con fenomenos ligados a la solubilidad y difusion de gases y vapores a traves de polimeros en estado elastom\u00e9rico. Tales fen\u00f3menos constituyen la base de la ciencia basica subyacente en aplicaciones tan importante como los polimeros barrera o las membranas de separacion aplicadas en diversos ambitos tecnologicos.  se ha revisado el efecto del peso molecular del polimero y la temperatura en la solubilidad de penetrantes organicos y se ha estudiado la solubilidad esos mismos penetrantes en mezclas de polimeros. Se ha comparado la tecnica de igc con otras propuestas destinadas a obtener identicos parametros, como las sorcionnes de vapores seguidas gravimetricamente y una nueva alternativa de la cromatografia en fase gaseosa empleando el accesorio de espacio de cabeza. Finalmente, se han explorado las potencialidades y debilidades de la igc en la determinacion de coeficientes de difusion de vapores organicos a traves de polimeros.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Nuevas perspectivas en el empleo de la cromatografia de gases en la caracterizacion de polimeros, sus disoluciones y sus mezclas<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Nuevas perspectivas en el empleo de la cromatografia de gases en la caracterizacion de polimeros, sus disoluciones y sus mezclas <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Cristina Echavarren Recalde <\/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 12\/07\/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>Juan  Jos\u00e9 Iruin Sanz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: ramon Gonzalez  rubio <\/li>\n<li>Jos\u00e9 ram\u00f3n Isasi allica (vocal)<\/li>\n<li> Barral losada Luis Fernando (vocal)<\/li>\n<li> Gutierrez herreros Mar\u00eda  cruz (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Cristina Echavarren Recalde El trabajo constituye una revision critica de diversos aspectos relacionados con el empleo 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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