{"id":105548,"date":"2010-10-12T00:00:00","date_gmt":"2010-10-12T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/desarrollo-de-una-resina-tanica-tipo-resol-para-el-intercambio-ionico-de-metales\/"},"modified":"2010-10-12T00:00:00","modified_gmt":"2010-10-12T00:00:00","slug":"desarrollo-de-una-resina-tanica-tipo-resol-para-el-intercambio-ionico-de-metales","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/macromoleculas\/desarrollo-de-una-resina-tanica-tipo-resol-para-el-intercambio-ionico-de-metales\/","title":{"rendered":"Desarrollo de una resina t\u00e1nica tipo resol, para el intercambio i\u00f3nico de metales"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Camilo Augusto Ramirez Lopez <\/strong><\/h2>\n<p>Este trabajo de tesis doctoral se bas\u00f3 en el desarrollo y la caracterizaci\u00f3n de resinas t\u00e1nicas tipo resol, obtenidas por reacciones de policondensaci\u00f3n de taninos de mimosa con formaldeh\u00eddo en sistemas de polimerizaci\u00f3n en suspensi\u00f3n inversa isp. el trabajo desarrollado consisti\u00f3 en una primera fase, en la formulaci\u00f3n de una serie de resinas de intercambio i\u00f3nico, formuladas a partir de un dise\u00f1o experimental, partiendo de criterios b\u00e1sicos de formulaci\u00f3n de resinas tipo resol. Dichas resinas fueron evaluadas y estudiadas seg\u00fan criterios seleccionados como variables de respuesta, que permitieron determinar las caracter\u00edsticas de las mejores resinas de intercambio i\u00f3nico de origen t\u00e1nico. Principalmente, teniendo en cuenta la capacidad de intercambio i\u00f3nico frente a cr3+ y cu2+. posteriormente, en una segunda fase, las resinas de inter\u00e9s por su capacidad de intercambio i\u00f3nico, fueron estudiadas en funci\u00f3n de variables de respuesta tales como: contenido de grupos funcionales superficiales, contenido de formaldeh\u00eddo libre, estabilidad t\u00e9rmica, resistencia a la compresi\u00f3n a ruptura, tama\u00f1o y morfolog\u00eda de las part\u00edculas, y estudios de hinchamiento en funci\u00f3n del ph y la temperatura, entre otras. estas mismas resinas, seleccionadas y caracterizadas como las de mejores prestaciones, fueron probadas en ensayos de intercambio i\u00f3nico en batch y en columna, con ajustes a modelos matem\u00e1ticos de adsorci\u00f3n conocidos. como resultado de todo ello se consigui\u00f3 desarrollar una resina de intercambio i\u00f3nico de \u00e1cido d\u00e9bil, a partir de un extracto comercial de tanino de mimosa entrecruzado con formaldeh\u00eddo, con propiedades similares a las de las resinas sdvb de \u00e1cido d\u00e9bil, con capacidades de intercambio i\u00f3nico de entre 3.7 y 3,9 eq caco3\/kg de resina, para resinas monodispersas con tama\u00f1os de part\u00edcula en torno a las 700 \u00c2\u00b5m y rangos de ph de m\u00e1ximo intercambio i\u00f3nico entre 3 y 14.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Desarrollo de una resina t\u00e1nica tipo resol, para el intercambio i\u00f3nico de metales<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Desarrollo de una resina t\u00e1nica tipo resol, para el intercambio i\u00f3nico de metales <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Camilo Augusto Ramirez Lopez <\/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 10\/12\/2010<\/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>Luis Carlos Cesteros Iturbe<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: issa Antonio Katime amashta <\/li>\n<li>Jos\u00e9 ramon Ochoa gomez (vocal)<\/li>\n<li>Juan  Jos\u00e9 Iruin sanz (vocal)<\/li>\n<li>carmen Mijangos ugarte (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Camilo Augusto Ramirez Lopez Este trabajo de tesis doctoral se bas\u00f3 en el desarrollo y la caracterizaci\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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