{"id":44375,"date":"2024-07-22T14:01:01","date_gmt":"2024-07-22T12:01:01","guid":{"rendered":"https:\/\/www.linseis.com\/sin-categorizar\/temperatura-de-transicion-vitrea\/"},"modified":"2024-09-20T07:45:34","modified_gmt":"2024-09-20T05:45:34","slug":"temperatura-de-transicion-vitrea","status":"publish","type":"post","link":"https:\/\/www.linseis.com\/es\/wiki-es\/temperatura-de-transicion-vitrea\/","title":{"rendered":"Temperatura de transici\u00f3n v\u00edtrea"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"44375\" class=\"elementor elementor-44375 elementor-16078\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9eb8745 e-flex e-con-boxed e-con e-parent\" data-id=\"9eb8745\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4761028 elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"4761028\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;],&quot;exclude_headings_by_selector&quot;:[],&quot;marker_view&quot;:&quot;numbers&quot;,&quot;no_headings_message&quot;:&quot;No se ha encontrado ning\\u00fan encabezado en esta p\\u00e1gina.&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\t\u00cdndice\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__4761028\" aria-expanded=\"true\" aria-label=\"Abrir la tabla de contenidos\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__4761028\" aria-expanded=\"true\" aria-label=\"Cerrar la tabla de contenidos\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__4761028\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8a9139e elementor-widget elementor-widget-heading\" data-id=\"8a9139e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u00bfQu\u00e9 es la temperatura de transici\u00f3n v\u00edtrea (Tg)?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ffaef65 elementor-widget elementor-widget-text-editor\" data-id=\"ffaef65\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>El punto de transici\u00f3n v\u00edtrea o temperatura de transici\u00f3n v\u00edtrea Tg es un punto de la escala de temperaturas en el que un pol\u00edmero o un vidrio pasa a un estado gomoso y viscoso.\nSin embargo, no es lo mismo que el punto de fusi\u00f3n. <\/p>\n<p>En el caso de los metales amorfos, se denomina temperatura de transici\u00f3n v\u00edtrea y en el caso de los vidrios inorg\u00e1nicos no met\u00e1licos, temperatura de transformaci\u00f3n.<\/p>\n<p>Para los pol\u00edmeros en particular, el punto de transici\u00f3n v\u00edtrea es un par\u00e1metro fijo.\nLa transici\u00f3n v\u00edtrea en los pl\u00e1sticos no es una transici\u00f3n de fase real, ya que s\u00f3lo una peque\u00f1a parte de la muestra cambia su estado agregado.\nPara ser m\u00e1s precisos, las cadenas individuales de pol\u00edmero pueden moverse unas contra otras sin cambiar al estado fundido.  <\/p>\n<p>Como la transici\u00f3n v\u00edtrea no puede asignarse con precisi\u00f3n a una temperatura concreta, sino que depende del m\u00e9todo de medici\u00f3n y de las condiciones imperantes, es importante atenerse a las normas al determinarla y poder controlar con precisi\u00f3n los par\u00e1metros de medici\u00f3n.<\/p>\n<p>Por tanto, el m\u00e9todo de medici\u00f3n utilizado en el an\u00e1lisis t\u00e9rmico debe especificarse para cada temperatura de transici\u00f3n v\u00edtrea.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4bc6982 elementor-widget elementor-widget-heading\" data-id=\"4bc6982\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">M\u00e9todos de medici\u00f3n para determinar la temperatura de transici\u00f3n v\u00edtrea<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-561dada elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"561dada\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Existen los siguientes m\u00e9todos de medici\u00f3n para determinar la temperatura de transici\u00f3n v\u00edtrea:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d3e8ff7 elementor-widget elementor-widget-text-editor\" data-id=\"d3e8ff7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>An\u00e1lisis Mec\u00e1nico Din\u00e1mico (AMD)<\/li><li><a href=\"https:\/\/www.linseis.com\/es\/productos\/dsc-differential-scanning-calorimetry\/\"><strong>Calorimetr\u00eda diferencial din\u00e1mica (DSC)<\/strong><\/a><\/li><li><a href=\"https:\/\/www.linseis.com\/es\/productos\/sta-simultaneous-thermal-analysis\/\"><strong>An\u00e1lisis t\u00e9rmico combinado (TGA+DSC)<\/strong><\/a><\/li><li><a href=\"https:\/\/www.linseis.com\/es\/productos\/dilatometro\/\"><strong>Dilatometr\u00eda (DIL)<\/strong><\/a><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-377009b elementor-widget elementor-widget-spacer\" data-id=\"377009b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>La temperatura de transici\u00f3n v\u00edtrea Tg es un punto de la escala de temperaturas en el que un pol\u00edmero o un vidrio pasa a un estado gomoso y viscoso.<br \/>\nSin embargo, no es lo mismo que el punto de fusi\u00f3n. <\/p>\n","protected":false},"author":3,"featured_media":16057,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[364],"tags":[],"class_list":["post-44375","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-wiki-es"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.linseis.com\/es\/wp-json\/wp\/v2\/posts\/44375","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.linseis.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.linseis.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.linseis.com\/es\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.linseis.com\/es\/wp-json\/wp\/v2\/comments?post=44375"}],"version-history":[{"count":0,"href":"https:\/\/www.linseis.com\/es\/wp-json\/wp\/v2\/posts\/44375\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.linseis.com\/es\/wp-json\/wp\/v2\/media\/16057"}],"wp:attachment":[{"href":"https:\/\/www.linseis.com\/es\/wp-json\/wp\/v2\/media?parent=44375"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.linseis.com\/es\/wp-json\/wp\/v2\/categories?post=44375"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.linseis.com\/es\/wp-json\/wp\/v2\/tags?post=44375"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}