{"id":12148,"date":"2026-01-23T03:32:21","date_gmt":"2026-01-23T03:32:21","guid":{"rendered":"https:\/\/rawchemicalmart.com\/?post_type=product&#038;p=12148"},"modified":"2026-01-23T06:46:22","modified_gmt":"2026-01-23T06:46:22","slug":"alcool-polivinilico-pva-26-99-de-alta-viscosidade-totalmente-hidrolisado","status":"publish","type":"product","link":"https:\/\/rawchemicalmart.com\/pt\/produto\/alcool-polivinilico-pva-26-99-de-alta-viscosidade-totalmente-hidrolisado\/","title":{"rendered":"\u00c1lcool polivin\u00edlico (PVA) 26-99 \/ 2699"},"content":{"rendered":"<h2>Especifica\u00e7\u00f5es:<\/h2>\n<div class=\"table-scroll-wrapper\">\n<table id=\"tablepress-103\" class=\"tablepress tablepress-id-103\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">Item<\/th><th class=\"column-2\">Especifica\u00e7\u00e3o<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">Grau de alcoolise (mol%)<\/td><td class=\"column-2\">98.00 - 100<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">Viscosidade (mPa\u00b7s)<\/td><td class=\"column-2\">76.0 - 85.0<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">  Teor de vol\u00e1teis (wt%, m\u00e1x.)<\/td><td class=\"column-2\">5<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">  Pureza (wt%, m\u00edn.)<\/td><td class=\"column-2\">93.5<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">Valor de pH<\/td><td class=\"column-2\">5 ~ 7<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">  Teor de cinzas (wt%, m\u00e1x.)<\/td><td class=\"column-2\">0.5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-103 from cache --><\/div>\n<div><b data-path-to-node=\"16,0\" data-index-in-node=\"0\">Observa\u00e7\u00e3o<\/b>A viscosidade \u00e9 medida em uma solu\u00e7\u00e3o aquosa de 4% a 20\u00b0C.<\/div>\n<div><\/div>\n<div>\n<h2>Principais caracter\u00edsticas:<\/h2>\n<div>\n<ul>\n<li>\n<p data-path-to-node=\"19,0,0\"><b data-path-to-node=\"19,0,0\" data-index-in-node=\"0\">Solubilidade<\/b>Altamente hidrof\u00edlico, mas requer <b data-path-to-node=\"19,0,0\" data-index-in-node=\"44\">\u00e1gua quente (acima de 90\u00b0C)<\/b> Devido ao seu elevado peso molecular e \u00e0 hidr\u00f3lise completa, o composto se dissolve completamente. \u00c9 insol\u00favel na maioria dos solventes org\u00e2nicos.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,1,0\"><b data-path-to-node=\"19,1,0\" data-index-in-node=\"0\">Propriedades do filme<\/b>Forma filmes extremamente resistentes com excelentes propriedades mec\u00e2nicas e alta resist\u00eancia \u00e0 tra\u00e7\u00e3o. Proporciona uma barreira superior contra gases (<span class=\"math-inline\" data-math=\"H_2\" data-index-in-node=\"152\">$H_2$<\/span>, <span class=\"math-inline\" data-math=\"N_2\" data-index-in-node=\"157\">$N_2$<\/span>, <span class=\"math-inline\" data-math=\"O_2\" data-index-in-node=\"162\">$O_2$<\/span>).<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,2,0\"><b data-path-to-node=\"19,2,0\" data-index-in-node=\"0\">Estabilidade t\u00e9rmica<\/b>Est\u00e1vel at\u00e9 130 \u00b0C. Ao ser totalmente hidrolisado, come\u00e7a a derreter por volta de <b data-path-to-node=\"19,2,0\" data-index-in-node=\"88\">230\u00b0C<\/b> e se decomp\u00f5em acima de 200\u00b0C.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,3,0\"><b data-path-to-node=\"19,3,0\" data-index-in-node=\"0\">Resist\u00eancia<\/b>Oferece forte resist\u00eancia a \u00e1cidos fracos, \u00e1lcalis fracos e \u00f3leos.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,4,0\"><b data-path-to-node=\"19,4,0\" data-index-in-node=\"0\">Reatividade<\/b>Excelente capacidade de reticula\u00e7\u00e3o com \u00e1cido b\u00f3rico ou formalde\u00eddo (acetaliza\u00e7\u00e3o) para criar adesivos resistentes \u00e0 \u00e1gua.<\/p>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<h2>Aplica\u00e7\u00f5es:<\/h2>\n<div>\n<p data-path-to-node=\"22\">O PVA 26-99 \u00e9 o aglutinante preferido para aplica\u00e7\u00f5es de alta resist\u00eancia:<\/p>\n<ul data-path-to-node=\"23\">\n<li>\n<p data-path-to-node=\"23,0,0\"><b data-path-to-node=\"23,0,0\" data-index-in-node=\"0\">Ind\u00fastria da constru\u00e7\u00e3o<\/b>: amplamente utilizado na produ\u00e7\u00e3o de <b data-path-to-node=\"23,0,0\" data-index-in-node=\"56\">colas de constru\u00e7\u00e3o<\/b> (ex.: cola 107), revestimentos de paredes interiores\/exteriores e adesivos acetalizados.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"23,1,0\"><b data-path-to-node=\"23,1,0\" data-index-in-node=\"0\">Ind\u00fastria Cer\u00e2mica<\/b>Atua como um aglutinante tempor\u00e1rio de alta resist\u00eancia para <b data-path-to-node=\"23,1,0\" data-index-in-node=\"63\">colagem cer\u00e2mica<\/b> e bolas de alum\u00ednio, proporcionando excelente resist\u00eancia ao fogo.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"23,2,0\"><b data-path-to-node=\"23,2,0\" data-index-in-node=\"0\">Fabrica\u00e7\u00e3o de tubos de papel<\/b>Utilizado na ind\u00fastria de adesivos para <b data-path-to-node=\"23,2,0\" data-index-in-node=\"60\">tubos de papel<\/b> e n\u00facleos onde s\u00e3o necess\u00e1rias alta ader\u00eancia inicial e resist\u00eancia de colagem final.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"23,3,0\"><b data-path-to-node=\"23,3,0\" data-index-in-node=\"0\">Estabilizador de emuls\u00e3o<\/b>Utilizado como espessante e estabilizante para emuls\u00f5es de acetato de vinila (PVAc) e ureia-formalde\u00eddo (UF).<\/p>\n<\/li>\n<\/ul>\n<h2>Embalagem:<\/h2>\n<ul>\n<li data-path-to-node=\"26,0,0\"><b data-path-to-node=\"26,0,0\" data-index-in-node=\"0\">Embalagem<\/b>: 25 kg por saco (saco de papel kraft com revestimento pl\u00e1stico).<\/li>\n<\/ul>\n<h2><strong><b>Produto<\/b><\/strong>\u00a0<strong><b>Armazenar:<\/b><\/strong><\/h2>\n<ul>\n<li><b data-path-to-node=\"26,1,0\" data-index-in-node=\"0\">Armazenar<\/b>Armazene em local fresco, seco e bem ventilado para evitar a forma\u00e7\u00e3o de grumos e a absor\u00e7\u00e3o de umidade.<\/li>\n<\/ul>\n<\/div>\n<h2>PERGUNTAS FREQUENTES:<\/h2>\n<p data-path-to-node=\"29\"><b data-path-to-node=\"29\" data-index-in-node=\"0\">P: Qual a diferen\u00e7a entre PVA 26-99 e PVA 26-88?<\/b><\/p>\n<p data-path-to-node=\"29\">A: Ambos s\u00e3o graus de viscosidade ultra-alta (~60-80 mPa.s), mas diferem em <b data-path-to-node=\"29\" data-index-in-node=\"134\">hidr\u00f3lise<\/b>:<\/p>\n<ul data-path-to-node=\"30\">\n<li>\n<p data-path-to-node=\"30,0,0\"><b data-path-to-node=\"30,0,0\" data-index-in-node=\"0\">PVA 26-99 (Totalmente Hidrolisado)<\/b>Melhor resist\u00eancia \u00e0 \u00e1gua, maior resist\u00eancia \u00e0 tra\u00e7\u00e3o e ponto de fus\u00e3o mais elevado (aproximadamente 230 \u00b0C). Ideal para colas de constru\u00e7\u00e3o e cer\u00e2mica.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"30,1,0\"><b data-path-to-node=\"30,1,0\" data-index-in-node=\"0\">PVA 26-88 (Parcialmente Hidrolisado)<\/b>Melhor solubilidade, flexibilidade e atividade superficial. Ideal para polimeriza\u00e7\u00e3o em suspens\u00e3o de PVC.<\/p>\n<\/li>\n<\/ul>\n<p data-path-to-node=\"31\"><b data-path-to-node=\"31\" data-index-in-node=\"0\">P: Por que o PVA 26-99 \u00e9 usado em cer\u00e2mica?<\/b><\/p>\n<p data-path-to-node=\"31\">A: Na fabrica\u00e7\u00e3o de cer\u00e2mica, o PVA 26-99 atua como aglutinante. Sua alta viscosidade proporciona uma excepcional &quot;resist\u00eancia a verde&quot; (resist\u00eancia da massa cer\u00e2mica antes da queima), evitando quebras durante o manuseio antes do processo de queima. Ele queima completamente durante a queima.<\/p>\n<p data-path-to-node=\"32\"><b data-path-to-node=\"32\" data-index-in-node=\"0\">P: Qual a dificuldade para dissolver o PVA 26-99?<\/b><\/p>\n<p data-path-to-node=\"32\">A: Devido \u00e0 sua viscosidade muito alta e hidr\u00f3lise completa, \u00e9 o grau mais dif\u00edcil de dissolver. Voc\u00ea deve usar <b data-path-to-node=\"32\" data-index-in-node=\"158\">\u00e1gua quente (90\u00b0C-95\u00b0C)<\/b> e agite vigorosamente por um per\u00edodo mais longo em compara\u00e7\u00e3o com graus de viscosidade mais baixos, como 17-99, para garantir uma solu\u00e7\u00e3o homog\u00eanea.<\/p>\n<p><b data-path-to-node=\"35\" data-index-in-node=\"0\">Precisa de PVA de alta resist\u00eancia 26-99? <a href=\"https:\/\/rawchemicalmart.com\/pt\/contate-nos\/\">Entre em contato conosco.<\/a><\/b>\u00a0Fornecemos \u00e1lcool polivin\u00edlico 2699 de viscosidade ultra-alta para colagem industrial de alta resist\u00eancia.<\/p>","protected":false},"excerpt":{"rendered":"<p class=\"tmnf_excerpt\">Polyvinyl Alcohol 26-99 (also known as PVA 2699 or 100-78) is a fully hydrolyzed, ultra-high viscosity grade polymer.\nWith a viscosity range of 76.0 &#8211; 85.0 mPa.s and a hydrolysis degree of 98.00 &#8211; 100.00 mol%, this grade offers the highest tensile strength and bonding power in the standard PVA series. It is engineered for heavy-duty industrial applications where maximum adhesion, water resistance, and film strength are critical.\n<\/p>","protected":false},"featured_media":12154,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[58],"product_tag":[],"class_list":{"0":"post-12148","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-polyvinyl-alcohol-pva","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PolymerPolyvinyl Alcohol (PVA) 26-99 \/ 2699 | Ultra-High Viscosity &amp; Fully Hydrolyzed - RawChemicalMart<\/title>\n<meta name=\"description\" content=\"Buy Polyvinyl Alcohol 26-99 (PVA 2699\/100-78). An ultra-high viscosity (76-85 mPa.s), fully hydrolyzed polymer. Ideal for high-strength construction glues, ceramic binders, and paper tubes.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rawchemicalmart.com\/pt\/produto\/alcool-polivinilico-pva-26-99-de-alta-viscosidade-totalmente-hidrolisado\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PolymerPolyvinyl Alcohol (PVA) 26-99 \/ 2699 | Ultra-High Viscosity &amp; Fully Hydrolyzed - RawChemicalMart\" \/>\n<meta property=\"og:description\" content=\"Buy Polyvinyl Alcohol 26-99 (PVA 2699\/100-78). An ultra-high viscosity (76-85 mPa.s), fully hydrolyzed polymer. Ideal for high-strength construction glues, ceramic binders, and paper tubes.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/rawchemicalmart.com\/pt\/produto\/alcool-polivinilico-pva-26-99-de-alta-viscosidade-totalmente-hidrolisado\/\" \/>\n<meta property=\"og:site_name\" content=\"rawchemicalmart.com\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-23T06:46:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/rawchemicalmart.com\/wp-content\/uploads\/2026\/01\/Polyvinyl_alcohol_PVA_2699.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"1000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/rawchemicalmart.com\\\/product\\\/polyvinyl-alcohol-pva-26-99-high-viscosity-fully-hydrolyzed\\\/\",\"url\":\"https:\\\/\\\/rawchemicalmart.com\\\/product\\\/polyvinyl-alcohol-pva-26-99-high-viscosity-fully-hydrolyzed\\\/\",\"name\":\"PolymerPolyvinyl Alcohol (PVA) 26-99 \\\/ 2699 | Ultra-High Viscosity & Fully Hydrolyzed - RawChemicalMart\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/rawchemicalmart.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/rawchemicalmart.com\\\/product\\\/polyvinyl-alcohol-pva-26-99-high-viscosity-fully-hydrolyzed\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/rawchemicalmart.com\\\/product\\\/polyvinyl-alcohol-pva-26-99-high-viscosity-fully-hydrolyzed\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/rawchemicalmart.com\\\/wp-content\\\/uploads\\\/2026\\\/01\\\/Polyvinyl_alcohol_PVA_2699.jpg\",\"datePublished\":\"2026-01-23T03:32:21+00:00\",\"dateModified\":\"2026-01-23T06:46:22+00:00\",\"description\":\"Buy Polyvinyl Alcohol 26-99 (PVA 2699\\\/100-78). 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Um pol\u00edmero totalmente hidrolisado de viscosidade ultra-alta (76-85 mPa.s). Ideal para colas de constru\u00e7\u00e3o de alta resist\u00eancia, aglutinantes cer\u00e2micos e tubos de papel.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/rawchemicalmart.com\/pt\/produto\/alcool-polivinilico-pva-26-99-de-alta-viscosidade-totalmente-hidrolisado\/","og_locale":"pt_BR","og_type":"article","og_title":"PolymerPolyvinyl Alcohol (PVA) 26-99 \/ 2699 | Ultra-High Viscosity & Fully Hydrolyzed - RawChemicalMart","og_description":"Buy Polyvinyl Alcohol 26-99 (PVA 2699\/100-78). An ultra-high viscosity (76-85 mPa.s), fully hydrolyzed polymer. Ideal for high-strength construction glues, ceramic binders, and paper tubes.","og_url":"https:\/\/rawchemicalmart.com\/pt\/produto\/alcool-polivinilico-pva-26-99-de-alta-viscosidade-totalmente-hidrolisado\/","og_site_name":"rawchemicalmart.com","article_modified_time":"2026-01-23T06:46:22+00:00","og_image":[{"width":1000,"height":1000,"url":"https:\/\/rawchemicalmart.com\/wp-content\/uploads\/2026\/01\/Polyvinyl_alcohol_PVA_2699.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. tempo de leitura":"2 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/rawchemicalmart.com\/product\/polyvinyl-alcohol-pva-26-99-high-viscosity-fully-hydrolyzed\/","url":"https:\/\/rawchemicalmart.com\/product\/polyvinyl-alcohol-pva-26-99-high-viscosity-fully-hydrolyzed\/","name":"Pol\u00edmero de \u00e1lcool polivin\u00edlico (PVA) 26-99 \/ 2699 | Ultra-alta viscosidade e totalmente hidrolisado - RawChemicalMart","isPartOf":{"@id":"https:\/\/rawchemicalmart.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/rawchemicalmart.com\/product\/polyvinyl-alcohol-pva-26-99-high-viscosity-fully-hydrolyzed\/#primaryimage"},"image":{"@id":"https:\/\/rawchemicalmart.com\/product\/polyvinyl-alcohol-pva-26-99-high-viscosity-fully-hydrolyzed\/#primaryimage"},"thumbnailUrl":"https:\/\/rawchemicalmart.com\/wp-content\/uploads\/2026\/01\/Polyvinyl_alcohol_PVA_2699.jpg","datePublished":"2026-01-23T03:32:21+00:00","dateModified":"2026-01-23T06:46:22+00:00","description":"Compre \u00e1lcool polivin\u00edlico 26-99 (PVA 2699\/100-78). Um pol\u00edmero totalmente hidrolisado de viscosidade ultra-alta (76-85 mPa.s). Ideal para colas de constru\u00e7\u00e3o de alta resist\u00eancia, aglutinantes cer\u00e2micos e tubos de papel.","breadcrumb":{"@id":"https:\/\/rawchemicalmart.com\/product\/polyvinyl-alcohol-pva-26-99-high-viscosity-fully-hydrolyzed\/#breadcrumb"},"inLanguage":"pt-BR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/rawchemicalmart.com\/product\/polyvinyl-alcohol-pva-26-99-high-viscosity-fully-hydrolyzed\/"]}]},{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/rawchemicalmart.com\/product\/polyvinyl-alcohol-pva-26-99-high-viscosity-fully-hydrolyzed\/#primaryimage","url":"https:\/\/rawchemicalmart.com\/wp-content\/uploads\/2026\/01\/Polyvinyl_alcohol_PVA_2699.jpg","contentUrl":"https:\/\/rawchemicalmart.com\/wp-content\/uploads\/2026\/01\/Polyvinyl_alcohol_PVA_2699.jpg","width":1000,"height":1000,"caption":"polyvinyl alcohol PVA 2699"},{"@type":"BreadcrumbList","@id":"https:\/\/rawchemicalmart.com\/product\/polyvinyl-alcohol-pva-26-99-high-viscosity-fully-hydrolyzed\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/rawchemicalmart.com\/"},{"@type":"ListItem","position":2,"name":"Products","item":"https:\/\/rawchemicalmart.com\/shop\/"},{"@type":"ListItem","position":3,"name":"Polyvinyl Alcohol (PVA) 26-99 \/ 2699"}]},{"@type":"WebSite","@id":"https:\/\/rawchemicalmart.com\/#website","url":"https:\/\/rawchemicalmart.com\/","name":"rawchemicalmart.com","description":"Fornecedor l\u00edder de mat\u00e9rias-primas qu\u00edmicas","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/rawchemicalmart.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"pt-BR"}]}},"_links":{"self":[{"href":"https:\/\/rawchemicalmart.com\/pt\/wp-json\/wp\/v2\/product\/12148","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rawchemicalmart.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/rawchemicalmart.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rawchemicalmart.com\/pt\/wp-json\/wp\/v2\/media\/12154"}],"wp:attachment":[{"href":"https:\/\/rawchemicalmart.com\/pt\/wp-json\/wp\/v2\/media?parent=12148"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/rawchemicalmart.com\/pt\/wp-json\/wp\/v2\/product_brand?post=12148"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/rawchemicalmart.com\/pt\/wp-json\/wp\/v2\/product_cat?post=12148"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/rawchemicalmart.com\/pt\/wp-json\/wp\/v2\/product_tag?post=12148"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}