{"id":65404,"date":"2026-08-06T11:43:33","date_gmt":"2026-08-06T15:43:33","guid":{"rendered":"https:\/\/rheolution.com\/?p=65404"},"modified":"2026-08-13T15:49:20","modified_gmt":"2026-08-13T19:49:20","slug":"pdms-polimeros","status":"publish","type":"post","link":"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/pdms-polimeros\/","title":{"rendered":"Pol\u00edmeros PDMS"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"65404\" class=\"elementor elementor-65404 elementor-63235\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8fd4dcf e-flex e-con-boxed e-con e-parent\" data-id=\"8fd4dcf\" 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-8c770e2 elementor-widget elementor-widget-heading\" data-id=\"8c770e2\" 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<h6 class=\"elementor-heading-title elementor-size-default\">Nota de Aplica\u00e7\u00e3o | ElastoSens\u2122 Bio<\/h6>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-760ae40 elementor-widget elementor-widget-heading\" data-id=\"760ae40\" 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<h1 class=\"elementor-heading-title elementor-size-default\">Pol\u00edmeros PDMS: Propriedades, Aplica\u00e7\u00f5es e Comportamento Mec\u00e2nico<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16057f6 elementor-widget elementor-widget-text-editor\" data-id=\"16057f6\" 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>por <a href=\"https:\/\/www.linkedin.com\/in\/mayasalame\/\">Maya Salame<\/a> e <a href=\"https:\/\/www.linkedin.com\/in\/dimitria-camas%C3%A3o-049002a2\/\">Dimitria Camasao<\/a><\/p><p>Cientistas de Aplica\u00e7\u00e3o<\/p>\t\t\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<div class=\"elementor-element elementor-element-97ac8de e-flex e-con-boxed e-con e-parent\" data-id=\"97ac8de\" 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-5fc8fde elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"5fc8fde\" 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\">O que \u00e9 PDMS?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d61237b elementor-widget elementor-widget-text-editor\" data-id=\"d61237b\" 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><span style=\"font-weight: 400\">O polidimetilsiloxano (PDMS) \u00e9 um pol\u00edmero polissiloxano sint\u00e9tico composto por uma estrutura principal flex\u00edvel de siloxano inorg\u00e2nico (\u2013Si\u2013O\u2013Si\u2013) com grupos laterais metil. Essa arquitetura inorg\u00e2nico-org\u00e2nica \u00fanica confere ao PDMS excepcional mobilidade de cadeia, temperatura de transi\u00e7\u00e3o v\u00edtrea muito baixa e comportamento elastom\u00e9rico est\u00e1vel em uma ampla faixa de temperaturas. O PDMS \u00e9 produzido exclusivamente por s\u00edntese industrial, envolvendo tipicamente a hidr\u00f3lise e a condensa\u00e7\u00e3o de clorosilanos, seguidas pela polimeriza\u00e7\u00e3o por abertura de anel de siloxanos c\u00edclicos.  <\/span><\/p><p><span style=\"font-weight: 400\">O PDMS \u00e9 inerentemente <\/span><b>hidrof\u00f3bico<\/b><span style=\"font-weight: 400\">  e n\u00e3o absorve nem incha na \u00e1gua. Por isso,   <\/span><b>O PDMS, por si s\u00f3, n\u00e3o \u00e9 um hidrogel<\/b><span style=\"font-weight: 400\">, mas sim um <\/span><b>elast\u00f4mero de silicone<\/b><span style=\"font-weight: 400\">. No entanto, o PDMS \u00e9 frequentemente incorporado em  <\/span><b>sistemas polim\u00e9ricos h\u00edbridos<\/b><span style=\"font-weight: 400\">, como redes polim\u00e9ricas interpenetrantes ou hidrog\u00e9is de silicone, nos quais uma fase polim\u00e9rica hidrof\u00edlica permite a absor\u00e7\u00e3o de \u00e1gua, enquanto o PDMS contribui com elasticidade, permeabilidade e estabilidade mec\u00e2nica a longo prazo.<\/span><\/p>\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-5703c6a elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"5703c6a\" 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\">Principais propriedades dos pol\u00edmeros PDMS<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5a0b64a elementor-widget elementor-widget-heading\" data-id=\"5a0b64a\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Caracter\u00edsticas F\u00edsico-Qu\u00edmicas<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-38524ee elementor-widget elementor-widget-text-editor\" data-id=\"38524ee\" 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><span style=\"font-weight: 400\">O comportamento f\u00edsico-qu\u00edmico do PDMS decorre da flexibilidade e do car\u00e1ter parcialmente i\u00f4nico da liga\u00e7\u00e3o silox\u00e2nica.<\/span><\/p><ul><li style=\"font-weight: 400\"><b>Mecanismos de polimeriza\u00e7\u00e3o:<\/b><span style=\"font-weight: 400\"> As cadeias de PDMS s\u00e3o formadas por meio da polimeriza\u00e7\u00e3o por abertura de anel de siloxanos c\u00edclicos.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><b>Estrat\u00e9gias de reticula\u00e7\u00e3o:<\/b><b><br><\/b><ul><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Cura por condensa\u00e7\u00e3o por meio de rea\u00e7\u00f5es de silanol.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Cura por adi\u00e7\u00e3o por meio de hidrossilila\u00e7\u00e3o entre siloxanos com fun\u00e7\u00f5es vin\u00edlicas e hidr\u00eddicas.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Reticula\u00e7\u00e3o radicalar ou fotoiniciada, incluindo rea\u00e7\u00f5es tiol-eno.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><\/ul><\/li><li style=\"font-weight: 400\"><b>Forma\u00e7\u00e3o de materiais h\u00edbridos:<\/b><span style=\"font-weight: 400\"> O PDMS pode ser combinado com pol\u00edmeros hidrof\u00edlicos para formar hidrog\u00e9is de silicone ou redes polim\u00e9ricas interpenetrantes capazes de absorver \u00e1gua.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><\/ul><p><span style=\"font-weight: 400\">A densidade de reticula\u00e7\u00e3o, a escolha do catalisador e a arquitetura da rede influenciam fortemente a elasticidade, a permeabilidade e o comportamento viscoel\u00e1stico.<\/span><\/p>\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-30981bc elementor-widget elementor-widget-heading\" data-id=\"30981bc\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Propriedades Mec\u00e2nicas<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e827a1 elementor-widget elementor-widget-text-editor\" data-id=\"2e827a1\" 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><span style=\"font-weight: 400\">Os pol\u00edmeros PDMS apresentam propriedades mec\u00e2nicas macias, semelhantes \u00e0s da borracha, caracterizadas por respostas el\u00e1sticas e viscoel\u00e1sticas.<\/span><\/p><ul><li style=\"font-weight: 400\"><b>Elasticidade:<\/b><span style=\"font-weight: 400\"> A estrutura flex\u00edvel de siloxano permite grandes deforma\u00e7\u00f5es revers\u00edveis com histerese m\u00ednima.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><b>Rigidez ajust\u00e1vel:<\/b><span style=\"font-weight: 400\"> As propriedades mec\u00e2nicas podem ser ajustadas em uma ampla faixa por meio da modifica\u00e7\u00e3o da densidade de reticula\u00e7\u00e3o, do peso molecular entre as liga\u00e7\u00f5es de reticula\u00e7\u00e3o ou da incorpora\u00e7\u00e3o de redes polim\u00e9ricas secund\u00e1rias.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><b>Comportamento viscoel\u00e1stico:<\/b><span style=\"font-weight: 400\"> O PDMS apresenta relaxamento de tens\u00e3o dependente do tempo e dissipa\u00e7\u00e3o de energia sob carga c\u00edclica ou cont\u00ednua.<\/span><\/li><li style=\"font-weight: 400\"><b>Estabilidade a longo prazo:<\/b> A estrutura de siloxano n\u00e3o degrad\u00e1vel proporciona excelente durabilidade mec\u00e2nica em compara\u00e7\u00e3o com muitos sistemas de hidrogel.<\/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-0959975 elementor-widget elementor-widget-heading\" data-id=\"0959975\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Intera\u00e7\u00f5es Biol\u00f3gicas<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-90cc644 elementor-widget elementor-widget-text-editor\" data-id=\"90cc644\" 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><span style=\"font-weight: 400\">O PDMS \u00e9 amplamente considerado biocompat\u00edvel e bioinerte.<\/span><\/p><ul><li style=\"font-weight: 400\"><b>Ades\u00e3o celular:<\/b><span style=\"font-weight: 400\"> O PDMS nativo \u00e9 hidrof\u00f3bico e resiste \u00e0 adsor\u00e7\u00e3o de prote\u00ednas e \u00e0 ades\u00e3o celular; a modifica\u00e7\u00e3o da superf\u00edcie ou a hibridiza\u00e7\u00e3o com pol\u00edmeros hidrof\u00edlicos \u00e9 comumente utilizada para promover intera\u00e7\u00f5es celulares controladas.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><b>Imunogenicidade:<\/b><span style=\"font-weight: 400\"> O PDMS geralmente provoca uma resposta inflamat\u00f3ria m\u00ednima em aplica\u00e7\u00f5es biom\u00e9dicas.<\/span><\/li><li style=\"font-weight: 400\"><b>Degrada\u00e7\u00e3o:<\/b><span> O PDMS n\u00e3o \u00e9 degrad\u00e1vel enzimaticamente, o que permite seu uso a longo prazo, mas limita as aplica\u00e7\u00f5es que exigem a renova\u00e7\u00e3o da matriz.<\/span><\/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-28004d8 elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"28004d8\" 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\">Aplica\u00e7\u00f5es dos pol\u00edmeros PDMS<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-06adff0 elementor-widget elementor-widget-heading\" data-id=\"06adff0\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Engenharia de tecidos<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba2f1b1 elementor-widget elementor-widget-text-editor\" data-id=\"ba2f1b1\" 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><span style=\"font-weight: 400\">O PDMS \u00e9 amplamente utilizado como <\/span><b>substrato el\u00e1stico, componente de arcabou\u00e7o e material estrutural<\/b><span style=\"font-weight: 400\">  na engenharia de tecidos. Sua rigidez ajust\u00e1vel, transpar\u00eancia \u00f3ptica e compatibilidade com t\u00e9cnicas de micro e nanofabrica\u00e7\u00e3o permitem o controle preciso dos est\u00edmulos mec\u00e2nicos e da topografia da superf\u00edcie. Em muitos sistemas, o PDMS atua como um suporte mecanicamente est\u00e1vel para hidrog\u00e9is que proporcionam um ambiente interativo com as c\u00e9lulas.  <\/span><\/p>\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-d01f123 elementor-widget elementor-widget-heading\" data-id=\"d01f123\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Cultura Celular 3D e Modelos de Doen\u00e7as<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-137d5ec elementor-widget elementor-widget-text-editor\" data-id=\"137d5ec\" 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><span style=\"font-weight: 400\">O PDMS \u00e9 um material fundamental para <\/span><b>dispositivos microflu\u00eddicos e plataformas de \u00f3rg\u00e3os em chip<\/b><span style=\"font-weight: 400\">. Embora o PDMS em si n\u00e3o seja um hidrogel, ele \u00e9 frequentemente combinado com compartimentos de hidrogel para criar sistemas de cultura 3D nos quais o transporte de nutrientes, o confinamento mec\u00e2nico e os gradientes bioqu\u00edmicos podem ser rigorosamente controlados.<\/span><\/p>\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-c1cb3eb elementor-widget elementor-widget-heading\" data-id=\"c1cb3eb\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Entrega de Medicamentos, Genes e C\u00e9lulas<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ff74672 elementor-widget elementor-widget-text-editor\" data-id=\"ff74672\" 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><span style=\"font-weight: 400\">A PDMS participa de <\/span><b>sistemas de hidrogel de silicone e redes de pol\u00edmeros interpenetrantes<\/b><span style=\"font-weight: 400\">  utilizados em aplica\u00e7\u00f5es de libera\u00e7\u00e3o controlada. Nesses materiais h\u00edbridos, as fases polim\u00e9ricas hidrof\u00edlicas permitem a carga e a libera\u00e7\u00e3o do f\u00e1rmaco, enquanto o PDMS proporciona elasticidade, permeabilidade aos gases e robustez mec\u00e2nica. <\/span><\/p>\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-892f73a elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"892f73a\" 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\">Por que a viscoelasticidade dos pol\u00edmeros \u00e0 base de PDMS \u00e9 importante?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-05c6bea elementor-widget elementor-widget-text-editor\" data-id=\"05c6bea\" 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><span style=\"font-weight: 400\">Embora seja frequentemente descrito como puramente el\u00e1stico, o PDMS apresenta um <\/span><b>comportamento viscoel\u00e1stico<\/b><span style=\"font-weight: 400\">  que afeta diretamente seu desempenho funcional. O relaxamento de tens\u00e3o e o amortecimento dependentes do tempo influenciam a forma como as for\u00e7as s\u00e3o transmitidas e dissipadas sob cargas sustentadas ou c\u00edclicas. Em aplica\u00e7\u00f5es biom\u00e9dicas e de mecanobiologia, essas propriedades viscoel\u00e1sticas afetam a mecanosensibilidade celular, a estabilidade mec\u00e2nica de longo prazo e a resist\u00eancia \u00e0 fadiga. Em sistemas de hidrogel contendo PDMS, a resposta viscoel\u00e1stica da fase de PDMS desempenha um papel fundamental na defini\u00e7\u00e3o do ambiente mec\u00e2nico composto ao qual as c\u00e9lulas est\u00e3o sujeitas.   <\/span><\/p>\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-851f298 elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"851f298\" 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 para caracterizar a viscoelasticidade de pol\u00edmeros \u00e0 base de PDMS<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-171be53 elementor-widget elementor-widget-text-editor\" data-id=\"171be53\" 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><span style=\"font-weight: 400\">As propriedades mec\u00e2nicas e viscoel\u00e1sticas do PDMS s\u00e3o comumente caracterizadas por meio de ensaios de tra\u00e7\u00e3o, ensaios de compress\u00e3o, reometria e an\u00e1lise mec\u00e2nica din\u00e2mica. Essas t\u00e9cnicas fornecem medi\u00e7\u00f5es do m\u00f3dulo de elasticidade, dos m\u00f3dulos de armazenamento e de perda, e do comportamento de amortecimento. No entanto, os m\u00e9todos convencionais frequentemente exigem contato direto, grandes deforma\u00e7\u00f5es ou ensaios destrutivos, o que limita sua capacidade de acompanhar a cin\u00e9tica de gelifica\u00e7\u00e3o em sistemas h\u00edbridos ou de monitorar a evolu\u00e7\u00e3o mec\u00e2nica ao longo do tempo na mesma amostra.  <\/span><\/p>\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-1961b9f elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"1961b9f\" 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\">Estudo de caso: Caracteriza\u00e7\u00e3o mec\u00e2nica de sistemas de pol\u00edmeros macios \u00e0 base de PDMS utilizando o ElastoSens\u2122 Bio<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4babf25 elementor-widget__width-initial elementor-widget-mobile__width-initial elementor-widget elementor-widget-heading\" data-id=\"4babf25\" 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<h3 class=\"elementor-heading-title elementor-size-default\">ElastoSens\u2122 Bio: Uma ferramenta n\u00e3o destrutiva para medir materiais macios \u00e0 base de PDMS\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5a225c3 e-grid e-con-full e-con e-child\" data-id=\"5a225c3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ce43e5b elementor-widget elementor-widget-text-editor\" data-id=\"ce43e5b\" 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>O <a href=\"https:\/\/rheolution.com\/instrument-elastosensbio\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400\"><strong>ElastoSens\u2122 Bio<\/strong><\/span><\/a> \u00e9 um  <span style=\"font-weight: 400\">instrumento sem contato, baseado em resson\u00e2ncia, projetado para a caracteriza\u00e7\u00e3o viscoel\u00e1stica de materiais macios. Ao monitorar as mudan\u00e7as na resposta vibracional, ele permite a medi\u00e7\u00e3o precisa das propriedades mec\u00e2nicas sem deformar fisicamente a amostra. Essa abordagem \u00e9 particularmente adequada para pol\u00edmeros macios \u00e0 base de PDMS e sistemas de hidrogel que cont\u00eam PDMS.  <\/span><\/p><p><span style=\"font-weight: 400\">As principais vantagens incluem testes n\u00e3o destrutivos, monitoramento em tempo real, alta sensibilidade e repetibilidade, al\u00e9m de compatibilidade com fluxos de trabalho est\u00e9reis ou que envolvam c\u00e9lulas. O sistema permite o acompanhamento cont\u00ednuo da evolu\u00e7\u00e3o mec\u00e2nica, a identifica\u00e7\u00e3o de transi\u00e7\u00f5es de estado l\u00edquido para s\u00f3lido em sistemas h\u00edbridos e a an\u00e1lise longitudinal da mesma amostra ao longo do tempo. <\/span><\/p>\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-045aef9 elementor-widget elementor-widget-image\" data-id=\"045aef9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"968\" height=\"544\" src=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?fit=968%2C544&amp;ssl=1\" class=\"attachment-large size-large wp-image-43562\" alt=\"\" srcset=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?w=968&amp;ssl=1 968w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?resize=133%2C75&amp;ssl=1 133w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?resize=480%2C270&amp;ssl=1 480w\" sizes=\"(max-width:767px) 700px, (max-width:968px) 100vw, 968px\" data-attachment-id=\"43562\" data-permalink=\"https:\/\/rheolution.com\/pt\/elastosens2-4-2-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?fit=968%2C544&amp;ssl=1\" data-orig-size=\"968,544\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"elastosens2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/elastosens2-1.webp?fit=968%2C544&amp;ssl=1\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b87c673 elementor-widget elementor-widget-text-editor\" data-id=\"b87c673\" 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><span style=\"font-weight: 400\">Para demonstrar as capacidades do ElastoSens\u2122 Bio, realizamos uma s\u00e9rie de testes em sistemas de pol\u00edmeros macios \u00e0 base de PDMS. A se\u00e7\u00e3o a seguir descreve os materiais e m\u00e9todos utilizados, seguida dos resultados, apresentando um exemplo pr\u00e1tico da capacidade do instrumento de monitorar de forma n\u00e3o destrutiva as propriedades viscoel\u00e1sticas ao longo do tempo. <\/span><\/p>\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-ed23fc9 elementor-widget elementor-widget-heading\" data-id=\"ed23fc9\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Materiais e m\u00e9todos<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d118051 elementor-widget elementor-widget-text-editor\" data-id=\"d118051\" 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><span style=\"font-weight: 400\">O polidimetilsiloxano (PDMS) foi preparado utilizando Sylgard 527, que consiste em uma base de PDMS com termina\u00e7\u00f5es vin\u00edlicas (Parte A) e um agente de cura contendo hidrossilano com um catalisador de platina (Parte B). Os dois componentes foram misturados na propor\u00e7\u00e3o de 1:1 em peso. N\u00e3o foi realizada nenhuma etapa de desgaseifica\u00e7\u00e3o antes do teste.    <\/span><\/p><p><span style=\"font-weight: 400\">Imediatamente ap\u00f3s a mistura, o PDMS n\u00e3o curado foi colocado diretamente no suporte para amostras macro (volume total de 2,0 mL). Para evitar a secagem da superf\u00edcie e a evapora\u00e7\u00e3o durante os testes de longo prazo, a superf\u00edcie da amostra foi coberta com um l\u00edquido antievapora\u00e7\u00e3o. <\/span><\/p><p><span style=\"font-weight: 400\">A cin\u00e9tica de cura e a evolu\u00e7\u00e3o da rigidez do material foram monitoradas durante um per\u00edodo de 24 horas a 70 \u00b0C com o ElastoSens Bio. As medi\u00e7\u00f5es foram realizadas a cada 20 segundos, permitindo registrar tanto o comportamento da cura na fase inicial quanto a aproxima\u00e7\u00e3o \u00e0 rigidez final est\u00e1vel. A configura\u00e7\u00e3o experimental \u00e9 mostrada na Figura 1.  <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4133609 e-grid e-con-full e-con e-child\" data-id=\"4133609\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-5d093b9 e-con-full e-flex e-con e-child\" data-id=\"5d093b9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7f2302a elementor-widget elementor-widget-image\" data-id=\"7f2302a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"512\" height=\"331\" src=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-in-holder.png?fit=512%2C331&amp;ssl=1\" class=\"attachment-large size-large wp-image-63246\" alt=\"PDMS 1:1 ratio after loading into the macro-holder.\" srcset=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-in-holder.png?w=512&amp;ssl=1 512w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-in-holder.png?resize=300%2C194&amp;ssl=1 300w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-in-holder.png?resize=116%2C75&amp;ssl=1 116w\" sizes=\"(max-width:767px) 512px, 512px\" data-attachment-id=\"63246\" data-permalink=\"https:\/\/rheolution.com\/pt\/pdms-in-holder\/\" data-orig-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-in-holder.png?fit=512%2C331&amp;ssl=1\" data-orig-size=\"512,331\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"PDMS in holder\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-in-holder.png?fit=512%2C331&amp;ssl=1\" \/>\t\t\t\t\t\t\t\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-e4e4608 elementor-widget elementor-widget-text-editor\" data-id=\"e4e4608\" 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>A<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-273e6e1 e-con-full e-flex e-con e-child\" data-id=\"273e6e1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bc9fe86 elementor-widget elementor-widget-image\" data-id=\"bc9fe86\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"512\" height=\"330\" src=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS.png?fit=512%2C330&amp;ssl=1\" class=\"attachment-large size-large wp-image-63254\" alt=\"PDMS 1:1 ratio after 24 h testing and removal from the holder.\" srcset=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS.png?w=512&amp;ssl=1 512w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS.png?resize=300%2C193&amp;ssl=1 300w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS.png?resize=116%2C75&amp;ssl=1 116w\" sizes=\"(max-width:767px) 512px, 512px\" data-attachment-id=\"63254\" data-permalink=\"https:\/\/rheolution.com\/pt\/pdms\/\" data-orig-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS.png?fit=512%2C330&amp;ssl=1\" data-orig-size=\"512,330\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"PDMS\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS.png?fit=512%2C330&amp;ssl=1\" \/>\t\t\t\t\t\t\t\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-ae5abab elementor-widget elementor-widget-text-editor\" data-id=\"ae5abab\" 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>B<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-069025e elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"069025e\" 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><em><b>Figura 1.<\/b><span style=\"font-weight: 400\">  PDMS na propor\u00e7\u00e3o de 1:1 (A) ap\u00f3s a coloca\u00e7\u00e3o no macro-suporte e (B) ap\u00f3s 24 horas de teste e retirada do suporte.  <\/span><\/em><\/p>\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-aa24bd0 elementor-widget elementor-widget-heading\" data-id=\"aa24bd0\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Resultados e discuss\u00f5es<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-54513af elementor-widget elementor-widget-text-editor\" data-id=\"54513af\" 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><span style=\"font-weight: 400\">A resposta viscoel\u00e1stica em fun\u00e7\u00e3o do tempo das amostras de PDMS Sylgard 527 na propor\u00e7\u00e3o 1:1 \u00e9 apresentada na Figura 2. Ao longo do per\u00edodo de cura de 24 horas, tanto o m\u00f3dulo de armazenamento ao cisalhamento (G\u2032) quanto o m\u00f3dulo de perda ao cisalhamento (G\u2033) aumentaram, o que \u00e9 consistente com a reticula\u00e7\u00e3o progressiva e a forma\u00e7\u00e3o da rede. Ao final do experimento, G\u2032 atingiu 7.048 \u00b1 43 Pa, enquanto G\u2033 estabilizou em 2.420 \u00b1 167 Pa. O valor final mais alto de G\u2032 em rela\u00e7\u00e3o a G\u2033 indica que a resposta do material curado foi predominantemente el\u00e1stica, ou seja, o armazenamento de energia na rede reticulada prevaleceu sobre a dissipa\u00e7\u00e3o viscosa de energia.   <\/span><\/p><p><span style=\"font-weight: 400\">O fator de amortecimento (tan \u03b4 = G\u2033\/G\u2032) atingiu um valor m\u00e1ximo, em m\u00e9dia, aos 9,54 min. Esse pico corresponde ao ponto de transi\u00e7\u00e3o, marcando a mudan\u00e7a de uma resposta predominantemente semelhante \u00e0 de um l\u00edquido (dominada pela viscosidade) para uma rede el\u00e1stica semelhante \u00e0 de um s\u00f3lido, que continua a se tornar mais r\u00edgida \u00e0 medida que a cura avan\u00e7a. <\/span><\/p>\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-4a7f0ab elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"4a7f0ab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"691\" src=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-G-kinetics.png?fit=1024%2C691&amp;ssl=1\" class=\"attachment-large size-large wp-image-63238\" alt=\"Graph: Time-dependent curing profile of 1:1 PDMS over 24 hours. Representative G\u2019 (blue), G\u2019\u2019 (orange), and tan\u03b4 (grey) curves showing the evolution of viscoelastic properties at 70 \u00b0C (n=3).\" srcset=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-G-kinetics.png?w=1396&amp;ssl=1 1396w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-G-kinetics.png?resize=300%2C202&amp;ssl=1 300w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-G-kinetics.png?resize=1024%2C691&amp;ssl=1 1024w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-G-kinetics.png?resize=768%2C518&amp;ssl=1 768w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-G-kinetics.png?resize=111%2C75&amp;ssl=1 111w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-G-kinetics.png?resize=700%2C472&amp;ssl=1 700w\" sizes=\"(max-width:767px) 700px, (max-width:1024px) 100vw, 1024px\" data-attachment-id=\"63238\" data-permalink=\"https:\/\/rheolution.com\/pt\/pdms-g-kinetics\/\" data-orig-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-G-kinetics.png?fit=1396%2C942&amp;ssl=1\" data-orig-size=\"1396,942\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"PDMS &amp;#8211; G&amp;#8217; kinetics\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/PDMS-G-kinetics.png?fit=1024%2C691&amp;ssl=1\" \/>\t\t\t\t\t\t\t\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-05790a9 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"05790a9\" 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><em><b>Figura 2.<\/b><span style=\"font-weight: 400\">  Perfil de cura em fun\u00e7\u00e3o do tempo do PDMS na propor\u00e7\u00e3o de 1:1 ao longo de 24 horas. Curvas representativas de G\u2019 (azul), G\u2019\u2019 (laranja) e tan\u03b4 (cinza) que mostram a evolu\u00e7\u00e3o das propriedades viscoel\u00e1sticas a 70 \u00b0C (n = 3).   <\/span><\/em><\/p>\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-8ad5968 elementor-widget elementor-widget-heading\" data-id=\"8ad5968\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Conclus\u00f5es e perspectivas<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b7d7a98 elementor-widget elementor-widget-text-editor\" data-id=\"b7d7a98\" 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><span style=\"font-weight: 400\">O comportamento mec\u00e2nico de <\/span><b>sistemas de pol\u00edmeros macios \u00e0 base de PDMS<\/b><span style=\"font-weight: 400\">\u2014determinadas por sua viscoelasticidade, densidade de reticula\u00e7\u00e3o e resposta dependente do tempo\u2014s\u00e3o fundamentais para seu desempenho em microflu\u00eddica, mecanobiologia e plataformas h\u00edbridas de hidrogel. Como os materiais PDMS s\u00e3o macios, el\u00e1sticos e frequentemente utilizados em contato com sistemas biol\u00f3gicos, suas propriedades mec\u00e2nicas devem ser caracterizadas sem alterar a estrutura ou a esterilidade. <\/span><\/p><ul><li style=\"font-weight: 400\"><b>Tecnologia n\u00e3o destrutiva<\/b><span style=\"font-weight: 400\"> Tecnologia otimizada para pol\u00edmeros macios e elast\u00f4meros.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><b>Alta sensibilidade e repetibilidade<\/b><span style=\"font-weight: 400\"> para medi\u00e7\u00f5es confi\u00e1veis de rigidez.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Capacidade de monitorar <\/span><b>a cin\u00e9tica de cura e gelifica\u00e7\u00e3o<\/b><span style=\"font-weight: 400\">, incluindo <\/span><b>transi\u00e7\u00e3o l\u00edquido-s\u00f3lido.<\/b><b><br><\/b><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Medi\u00e7\u00e3o direta da <\/span><b>rigidez final<\/b><span style=\"font-weight: 400\"> ap\u00f3s a forma\u00e7\u00e3o da rede.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><b>Testes longitudinais<\/b><span style=\"font-weight: 400\"> da mesma amostra ao longo do tempo, em condi\u00e7\u00f5es est\u00e9reis, se necess\u00e1rio.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Integrado <\/span><b>m\u00f3dulo de fotoestimula\u00e7\u00e3o<\/b><span style=\"font-weight: 400\"> que permite <\/span><b>o monitoramento em tempo real da fotoreticula\u00e7\u00e3o<\/b><span style=\"font-weight: 400\">, quando for o caso.<\/span><span style=\"font-weight: 400\"><br><\/span><\/li><\/ul><p><span style=\"font-weight: 400\">Em conjunto, o ElastoSens\u2122 Bio contribui para uma compreens\u00e3o mais profunda das rela\u00e7\u00f5es entre estrutura e propriedades do PDMS e melhora a reprodutibilidade tanto em ambientes de pesquisa quanto em aplica\u00e7\u00f5es pr\u00e1ticas.<\/span><\/p>\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-794c36a elementor-widget elementor-widget-heading\" data-id=\"794c36a\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Refer\u00eancias<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-27340c7 elementor-widget elementor-widget-text-editor\" data-id=\"27340c7\" 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><span style=\"font-weight: 400\">Gonz\u00e1lez Calder\u00f3n, J. A., Contreras L\u00f3pez, D., P\u00e9rez, E., &amp; Vallejo Montesinos, J. (2020). Polysiloxanes as polymer matrices in biomedical engineering: Their interesting properties as the reason for the use in medical sciences.  <\/span>Polymer Bulletin, 77(5), 2749-2817.<\/p><p><span style=\"font-weight: 400\">Shakeri, A., Khan, S., &amp; Didar, T. F. (2021). Conventional and emerging strategies for the fabrication and functionalization of PDMS-based microfluidic devices. Lab on a Chip, 21(16), 3053-3075. <\/span><\/p>\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-9383078 elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor--h-position-center elementor--v-position-middle elementor-arrows-position-inside elementor-widget elementor-widget-slides\" data-id=\"9383078\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;navigation&quot;:&quot;arrows&quot;,&quot;autoplay_speed&quot;:4000,&quot;transition_speed&quot;:4000,&quot;autoplay&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;infinite&quot;:&quot;yes&quot;,&quot;transition&quot;:&quot;slide&quot;}\" data-widget_type=\"slides.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper\">\n\t\t\t\t\t<div class=\"elementor-slides-wrapper elementor-main-swiper swiper\" 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href=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/hidrogeis-de-alginato\/\" target=\"_blank\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-screen-only\">Hidrog\u00e9is de alginato<\/span>\n\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-content-wrapper \">\n\n\t\t\t\t\t<div class=\"premium-blog-inner-container\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"premium-blog-entry-title\">\n\t\t\t<a href=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/hidrogeis-de-alginato\/\" target=\"_blank\">\n\t\t\t\tHidrog\u00e9is de alginato\t\t\t<\/a>\n\t\t<\/h4>\n\t\t\t\t<div class=\"premium-blog-entry-meta\">\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<div class=\"premium-blog-content-inner-wrapper\">\n\t\t<p class=\"premium-blog-post-content\">Os hidrog\u00e9is de alginato s\u00e3o redes polim\u00e9ricas tridimensionais ricas em \u00e1gua, derivadas do alginato, um polissacar\u00eddeo ani\u00f4nico de origem natural. O alginato \u00e9 extra\u00eddo principalmente das paredes celulares das algas marrons pertencentes \u00e0 classe Phaeophyceae, embora tamb\u00e9m possa ser biossintetizado por certas esp\u00e9cies bacterianas, como Azotobacter e Pseudomonas. Estruturalmente, o alginato \u00e9 um copol\u00edmero linear composto por \u00e1cido \u03b2-D-manur\u00f4nico (unidades M) e \u00e1cido \u03b1-L-gulur\u00f4nico (unidades G), ligados por liga\u00e7\u00f5es glicos\u00eddicas 1\u21924.<\/p><div class=\"premium-blog-excerpt-link-wrap\"><a href=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/hidrogeis-de-alginato\/\" target=\"_blank\" class=\"premium-blog-excerpt-link elementor-button\">Leia Mais \u00bb<\/a><\/div>\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t\t\t<div class=\"premium-blog-post-outer-container\" data-total=\"3\">\n\t\t\t<div class=\"premium-blog-post-container premium-blog-skin-classic\">\n\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumb-effect-wrapper\">\n\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-container premium-blog-zoomin-effect\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"7875\" height=\"2612\" src=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?fit=7875%2C2612&amp;ssl=1\" class=\"attachment-full size-full wp-image-65567\" alt=\"Gelatin Methacrylate - GelMa\" data-attachment-id=\"65567\" data-permalink=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/gelma-hidrogeis\/attachment\/gelatin-methacrylate-2-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?fit=7875%2C2612&amp;ssl=1\" data-orig-size=\"7875,2612\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Gelatin Methacrylate\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?fit=1024%2C340&amp;ssl=1\" srcset=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?w=7875&amp;ssl=1 7875w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=300%2C100&amp;ssl=1 300w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=1024%2C340&amp;ssl=1 1024w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=768%2C255&amp;ssl=1 768w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=1536%2C509&amp;ssl=1 1536w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=2048%2C679&amp;ssl=1 2048w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=150%2C50&amp;ssl=1 150w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?resize=700%2C232&amp;ssl=1 700w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?w=2440&amp;ssl=1 2440w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Gelatin-Methacrylate-1.jpg?w=3660&amp;ssl=1 3660w\" sizes=\"(max-width:767px) 700px, (max-width:7875px) 100vw, 7875px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-overlay\">\n\t\t\t\t\t\t\t\t<a class=\"elementor-icon\" href=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/gelma-hidrogeis\/\" target=\"_blank\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-screen-only\">Hidrog\u00e9is GelMA<\/span>\n\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-content-wrapper \">\n\n\t\t\t\t\t<div class=\"premium-blog-inner-container\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"premium-blog-entry-title\">\n\t\t\t<a href=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/gelma-hidrogeis\/\" target=\"_blank\">\n\t\t\t\tHidrog\u00e9is GelMA\t\t\t<\/a>\n\t\t<\/h4>\n\t\t\t\t<div class=\"premium-blog-entry-meta\">\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<div class=\"premium-blog-content-inner-wrapper\">\n\t\t<p class=\"premium-blog-post-content\">A gelatina metacril\u00f3il (GelMA) \u00e9 um hidrogel fotocrosslink\u00e1vel derivado da gelatina, que, por sua vez, \u00e9 obtida por hidr\u00f3lise parcial do col\u00e1geno, a principal prote\u00edna estrutural da matriz extracelular (MEC). A GelMA \u00e9 sintetizada por meio da rea\u00e7\u00e3o da gelatina com o anidrido metacr\u00edlico, introduzindo grupos funcionais metacril\u00f3is nos res\u00edduos de amino\u00e1cidos da gelatina, ao mesmo tempo em que preserva a maior parte de seus motivos bioativos nativos.<\/p><div class=\"premium-blog-excerpt-link-wrap\"><a href=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/gelma-hidrogeis\/\" target=\"_blank\" class=\"premium-blog-excerpt-link elementor-button\">Leia Mais \u00bb<\/a><\/div>\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t\t\t<div class=\"premium-blog-post-outer-container\" data-total=\"3\">\n\t\t\t<div class=\"premium-blog-post-container premium-blog-skin-classic\">\n\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumb-effect-wrapper\">\n\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-container premium-blog-zoomin-effect\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"7875\" height=\"2612\" src=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?fit=7875%2C2612&amp;ssl=1\" class=\"attachment-full size-full wp-image-65405\" alt=\"Polydimethylsiloxane (PDMS)\" data-attachment-id=\"65405\" data-permalink=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/pdms-polimeros\/attachment\/polydimethylsiloxane-pdms-2-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?fit=7875%2C2612&amp;ssl=1\" data-orig-size=\"7875,2612\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Polydimethylsiloxane (PDMS)\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?fit=1024%2C340&amp;ssl=1\" srcset=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?w=7875&amp;ssl=1 7875w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=300%2C100&amp;ssl=1 300w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=1024%2C340&amp;ssl=1 1024w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=768%2C255&amp;ssl=1 768w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=1536%2C509&amp;ssl=1 1536w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=2048%2C679&amp;ssl=1 2048w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=150%2C50&amp;ssl=1 150w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?resize=700%2C232&amp;ssl=1 700w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?w=2440&amp;ssl=1 2440w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/Polydimethylsiloxane-PDMS-1.jpg?w=3660&amp;ssl=1 3660w\" sizes=\"(max-width:767px) 700px, (max-width:7875px) 100vw, 7875px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-overlay\">\n\t\t\t\t\t\t\t\t<a class=\"elementor-icon\" href=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/pdms-polimeros\/\" target=\"_blank\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-screen-only\">Pol\u00edmeros PDMS<\/span>\n\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-content-wrapper \">\n\n\t\t\t\t\t<div class=\"premium-blog-inner-container\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"premium-blog-entry-title\">\n\t\t\t<a href=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/pdms-polimeros\/\" target=\"_blank\">\n\t\t\t\tPol\u00edmeros PDMS\t\t\t<\/a>\n\t\t<\/h4>\n\t\t\t\t<div class=\"premium-blog-entry-meta\">\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<div class=\"premium-blog-content-inner-wrapper\">\n\t\t<p class=\"premium-blog-post-content\">O polidimetilsiloxano (PDMS) \u00e9 um pol\u00edmero polissiloxano sint\u00e9tico composto por uma estrutura principal flex\u00edvel de siloxano inorg\u00e2nico (\u2013Si\u2013O\u2013Si\u2013) com grupos laterais metil. Essa arquitetura inorg\u00e2nico-org\u00e2nica \u00fanica confere ao PDMS excepcional mobilidade de cadeia, temperatura de transi\u00e7\u00e3o v\u00edtrea muito baixa e comportamento elastom\u00e9rico est\u00e1vel em uma ampla faixa de temperatura. O PDMS \u00e9 produzido exclusivamente por s\u00edntese industrial, envolvendo tipicamente a hidr\u00f3lise e a condensa\u00e7\u00e3o de clorosilanos, seguidas pela polimeriza\u00e7\u00e3o por abertura de anel de siloxanos c\u00edclicos.<\/p><div class=\"premium-blog-excerpt-link-wrap\"><a href=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/pdms-polimeros\/\" target=\"_blank\" class=\"premium-blog-excerpt-link elementor-button\">Leia Mais \u00bb<\/a><\/div>\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t\t\t<div class=\"premium-blog-post-outer-container\" data-total=\"3\">\n\t\t\t<div class=\"premium-blog-post-container premium-blog-skin-classic\">\n\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumb-effect-wrapper\">\n\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-container premium-blog-zoomin-effect\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"7000\" height=\"2322\" src=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?fit=7000%2C2322&amp;ssl=1\" class=\"attachment-full size-full wp-image-65386\" alt=\"Gelatin Hydrogel\" data-attachment-id=\"65386\" data-permalink=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/hidrogel-de-gelatina\/attachment\/gelatin-5-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?fit=7000%2C2322&amp;ssl=1\" data-orig-size=\"7000,2322\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"GELATIN\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?fit=1024%2C340&amp;ssl=1\" srcset=\"https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?w=7000&amp;ssl=1 7000w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?resize=300%2C100&amp;ssl=1 300w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?resize=1024%2C340&amp;ssl=1 1024w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?resize=768%2C255&amp;ssl=1 768w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?resize=1536%2C510&amp;ssl=1 1536w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?resize=2048%2C679&amp;ssl=1 2048w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?resize=150%2C50&amp;ssl=1 150w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?resize=700%2C232&amp;ssl=1 700w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?w=2440&amp;ssl=1 2440w, https:\/\/i0.wp.com\/rheolution.com\/wp-content\/uploads\/GELATIN.jpg?w=3660&amp;ssl=1 3660w\" sizes=\"(max-width:767px) 700px, (max-width:7000px) 100vw, 7000px\" \/>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-thumbnail-overlay\">\n\t\t\t\t\t\t\t\t<a class=\"elementor-icon\" href=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/hidrogel-de-gelatina\/\" target=\"_blank\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-screen-only\">Hidrog\u00e9is de gelatina<\/span>\n\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-content-wrapper \">\n\n\t\t\t\t\t<div class=\"premium-blog-inner-container\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h4 class=\"premium-blog-entry-title\">\n\t\t\t<a href=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/hidrogel-de-gelatina\/\" target=\"_blank\">\n\t\t\t\tHidrog\u00e9is de gelatina\t\t\t<\/a>\n\t\t<\/h4>\n\t\t\t\t<div class=\"premium-blog-entry-meta\">\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<div class=\"premium-blog-content-inner-wrapper\">\n\t\t<p class=\"premium-blog-post-content\">Os hidrog\u00e9is de gelatina s\u00e3o redes polim\u00e9ricas tridimensionais, hidratadas, derivadas da gelatina, um polipept\u00eddeo natural obtido por hidr\u00f3lise parcial do col\u00e1geno. O col\u00e1geno \u00e9 uma das prote\u00ednas estruturais mais abundantes na matriz extracelular dos tecidos de mam\u00edferos, e sua desnatura\u00e7\u00e3o produz gelatina com uma estrutura molecular linear rica em sequ\u00eancias de amino\u00e1cidos do tipo Gly\u2013X\u2013Y, principalmente glicina, prolina e hidroxiprolina.<\/p><div class=\"premium-blog-excerpt-link-wrap\"><a href=\"https:\/\/rheolution.com\/pt\/notas-de-aplicacao\/hidrogel-de-gelatina\/\" target=\"_blank\" class=\"premium-blog-excerpt-link elementor-button\">Leia Mais \u00bb<\/a><\/div>\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"premium-blog-footer\">\n\t\t\t\t\t\t\t<nav class=\"premium-blog-pagination-container\" role=\"navigation\" aria-label=\"Pagina\u00e7\u00e3o\">\n\t\t\t\t<span aria-current=\"page\" class=\"page-numbers current\">1<\/span>\n<a class=\"page-numbers\" href=\"https:\/\/rheolution.com\/pt\/wp-json\/wp\/v2\/posts\/65404\/page\/2\/\">2<\/a>\n<a class=\"page-numbers\" href=\"https:\/\/rheolution.com\/pt\/wp-json\/wp\/v2\/posts\/65404\/page\/3\/\">3<\/a>\n<a class=\"next page-numbers\" href=\"https:\/\/rheolution.com\/pt\/wp-json\/wp\/v2\/posts\/65404\/page\/2\/\">Pr\u00f3ximo \u00bb<\/a>\t\t\t<\/nav>\n\t\t\t\t\t\t<\/div>\n\t\t\n\t\t\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>O polidimetilsiloxano (PDMS) \u00e9 um pol\u00edmero polissiloxano sint\u00e9tico composto por uma estrutura principal flex\u00edvel de siloxano inorg\u00e2nico (\u2013Si\u2013O\u2013Si\u2013) com grupos laterais metil. Essa arquitetura inorg\u00e2nico-org\u00e2nica \u00fanica confere ao PDMS excepcional mobilidade de cadeia, temperatura de transi\u00e7\u00e3o v\u00edtrea muito baixa e comportamento elastom\u00e9rico est\u00e1vel em uma ampla faixa de temperatura. O PDMS \u00e9 produzido exclusivamente por s\u00edntese industrial, envolvendo tipicamente a hidr\u00f3lise e a condensa\u00e7\u00e3o de clorosilanos, seguidas pela polimeriza\u00e7\u00e3o por abertura de anel de siloxanos c\u00edclicos.  <\/p>\n","protected":false},"author":195401359,"featured_media":65405,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_wpcom_ai_launchpad_first_post":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[286,332],"tags":[89,124,88,261],"class_list":["post-65404","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-notas-de-aplicacao","category-polymer-library","tag-elastosens-bio","tag-life-sciences","tag-mechanical-testing","tag-polymer"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Pol\u00edmeros 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