{"id":118069,"date":"2018-03-11T10:47:55","date_gmt":"2018-03-11T10:47:55","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/biodegradable-thermoplastic-elastomers-tuning-viscoelastic-properties-and-shape-memory\/"},"modified":"2018-03-11T10:47:55","modified_gmt":"2018-03-11T10:47:55","slug":"biodegradable-thermoplastic-elastomers-tuning-viscoelastic-properties-and-shape-memory","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/macromoleculas\/biodegradable-thermoplastic-elastomers-tuning-viscoelastic-properties-and-shape-memory\/","title":{"rendered":"Biodegradable thermoplastic elastomers: tuning viscoelastic properties and shape memory"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Susana Petisco Ferrero <\/strong><\/h2>\n<p>Los pol\u00c2\u00bfmeros ofrecen un amplio espectro de propiedades, permitiendo ampliar el rango de posibilidades del ser humano. Sin embargo, por muy interesantes que resulten las propiedades de los pol\u00c2\u00bfmeros desde el punto de vista acad\u00c2\u00bfmico, es su utilidad la que determina su relevancia. Por este motivo, se desprende que el uso eficiente de los materiales, esto es, el pleno aprovechamiento de sus propiedades, requiere un abordaje multidisciplinar mediante el cual se consiga armonizar las propiedades del material con aquellas funcionalidades demandadas por la aplicaci\u00c2\u00bfn.En este contexto, la motivaci\u00c2\u00bfn del trabajo de investigaci\u00c2\u00bfn de esta tesis ha sido profundizar en la comprensi\u00c2\u00bfn de la viscoelasticidad y de la memoria de forma, desde el punto de vista de un ingeniero de materiales, estableciendo las correlaciones pertinentes entre estructura y propiedades de sistemas biodegradables derivados de la lactida, mantiendo la perspectiva de la aplicaci\u00c2\u00bfn.En el primer cap\u00c2\u00bftulo, se ha realizado la caracterizaci\u00c2\u00bfn completa de varios (co)pol\u00c2\u00bfmeros comerciales. Como parte de este cap\u00c2\u00bftulo, se estudia el sistema plcl-pdlga, que comprende mezclas de ambos en varias composiciones obteni\u00c2\u00bfndose una gama completa de propiedades.En segundo lugar, debido a la importancia del procesado como operaci\u00c2\u00bfn necesaria para transformar los pol\u00c2\u00bfmeros en dispositivos \u00c2\u00bftiles y as\u00c2\u00bf aportar valor, se desarrolla el cap\u00c2\u00bftulo segundo en el que, aprovechando la naturaleza termopl\u00c2\u00bfstica de las polilactidas, se exploran dos m\u00c2\u00bftodos de conformaci\u00c2\u00bfn: la v\u00c2\u00bfa h\u00c2\u00bfmeda con evaporaci\u00c2\u00bfn de disolvente y la termoconformaci\u00c2\u00bfn. El tercer cap\u00c2\u00bftulo se ha dedicado a comprender el efecto de memoria de forma estimulado por temperatura en las polilactidas, identific\u00c2\u00bfndose los factores relevantes tanto del proceso de programaci\u00c2\u00bfn de la forma temporal como de las propiedades intr\u00c2\u00bfnsecas del pol\u00c2\u00bfmero con el fin de dise\u00c2\u00bfar un pol\u00c2\u00bfmero ideal para su aplicaci\u00c2\u00bfn como stent biodegradable en el tratamiento de la enfermedad arterial coronaria (eac).<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Biodegradable thermoplastic elastomers: tuning viscoelastic properties and shape memory<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Biodegradable thermoplastic elastomers: tuning viscoelastic properties and shape memory <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Susana Petisco Ferrero <\/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 18\/09\/2015<\/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>Jos\u00e9 Ramon Sarasua Oiz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: carmen Mijangos ugarte <\/li>\n<li>jagoba jon Iturri ramos (vocal)<\/li>\n<li>pedro Antonio Santamar\u00eda ibarburu (vocal)<\/li>\n<li>Francisco Javier Del rio esteban (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Susana Petisco Ferrero Los pol\u00c2\u00bfmeros ofrecen un amplio espectro de propiedades, permitiendo ampliar el rango de posibilidades [&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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