{"id":12108,"date":"2026-01-21T13:30:12","date_gmt":"2026-01-21T13:30:12","guid":{"rendered":"https:\/\/rawchemicalmart.com\/?post_type=product&#038;p=12108"},"modified":"2026-05-08T03:32:08","modified_gmt":"2026-05-08T03:32:08","slug":"alcohol-polivinilico-pva-2488","status":"publish","type":"product","link":"https:\/\/rawchemicalmart.com\/es\/producto\/alcohol-polivinilico-pva-2488\/","title":{"rendered":"Alcohol polivin\u00edlico (PVA) 24-88"},"content":{"rendered":"<h2>Presupuesto:<\/h2>\n<div class=\"table-scroll-wrapper\">\n<table id=\"tablepress-97\" class=\"tablepress tablepress-id-97\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">Art\u00edculo<\/th><th class=\"column-2\">Especificaci\u00f3n<\/th><th class=\"column-3\">Nota<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">Nombre del producto<\/td><td class=\"column-2\">Alcohol polivin\u00edlico (PVA) 24-88<\/td><td class=\"column-3\"><\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">Apariencia<\/td><td class=\"column-2\">Gr\u00e1nulos\/polvo blancos o ligeramente amarillos<\/td><td class=\"column-3\"><\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">Grado de alcoholismo<\/td><td class=\"column-2\">86,00 - 90,00 mol%<\/td><td class=\"column-3\">(Parcialmente hidrolizado)<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">Viscosidad<\/td><td class=\"column-2\">43,0 - 65,0 mPa\u00b7s<\/td><td class=\"column-3\">(Alta viscosidad)<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">Contenido vol\u00e1til<\/td><td class=\"column-2\">\u2264 5,0 wt%<\/td><td class=\"column-3\"><\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">Pureza<\/td><td class=\"column-2\">\u2265 93,5 wt%<\/td><td class=\"column-3\">(Valor calculado)<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">Valor de pH<\/td><td class=\"column-2\">5 ~ 7<\/td><td class=\"column-3\"><\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">Contenido de ceniza<\/td><td class=\"column-2\">\u2264 0,5 wt%<\/td><td class=\"column-3\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-97 from cache --><\/div>\n<div><b data-path-to-node=\"21,0\" data-index-in-node=\"0\">Nota<\/b>La viscosidad se mide en una soluci\u00f3n acuosa de 4%. La pureza es un valor calculado.<\/div>\n<h2>Aplicaciones:<\/h2>\n<div>\n<p data-path-to-node=\"20\">Debido a su alta viscosidad y fuertes propiedades f\u00edsicas, el PVA 24-88 es adecuado para:<\/p>\n<ul data-path-to-node=\"21\">\n<li>\n<p data-path-to-node=\"21,0,1\"><span data-path-to-node=\"21,0,1,0\"><b data-path-to-node=\"21,0,1,0\" data-index-in-node=\"0\"><span class=\"citation-31\">Adhesivos de alta resistencia<\/span><\/b><span class=\"citation-31\">: Debido a su adhesi\u00f3n superior<\/span><\/span><span data-path-to-node=\"21,0,1,2\">, Es ideal para pegamento de madera, uni\u00f3n de papel y adhesivos de oficina de alta resistencia donde se requiere una mayor adherencia.<\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"21,1,1\"><span data-path-to-node=\"21,1,1,0\"><b data-path-to-node=\"21,1,1,0\" data-index-in-node=\"0\"><span class=\"citation-30\">Coloides protectores<\/span><\/b><span class=\"citation-30\">Excelente para su uso como estabilizador en la polimerizaci\u00f3n en emulsi\u00f3n (por ejemplo, emulsiones VAE) debido a sus propiedades coloidales protectoras espec\u00edficas.<\/span><\/span><span data-path-to-node=\"21,1,1,2\">.<\/span><\/p>\n<\/li>\n<li><b data-path-to-node=\"21,2,0\" data-index-in-node=\"0\">Carpetas de construcci\u00f3n<\/b>: Se utiliza en materiales de construcci\u00f3n para mejorar la flexibilidad y la adherencia del mortero.<\/li>\n<li>\n<p data-path-to-node=\"21,3,1\"><span data-path-to-node=\"21,3,1,0\"><b data-path-to-node=\"21,3,1,0\" data-index-in-node=\"0\"><span class=\"citation-29\">Pel\u00edculas y recubrimientos<\/span><\/b><span class=\"citation-29\">Aprovechando su formaci\u00f3n de pel\u00edcula flexible y su resistencia al aceite\/disolvente. <\/span><\/span><span data-path-to-node=\"21,3,1,2\"> para recubrimientos industriales.<\/span><\/p>\n<\/li>\n<\/ul>\n<h2>Embalaje:<\/h2>\n<p>25 kg por saco.<\/p>\n<h2><strong><b>Producto<\/b><\/strong>\u00a0<strong><b>Almacenamiento:<\/b><\/strong><\/h2>\n<p>Conservar en un lugar seco y bien ventilado para evitar la absorci\u00f3n de humedad.<\/p>\n<\/div>\n<h2>Preguntas frecuentes:<\/h2>\n<p data-path-to-node=\"27\"><span data-path-to-node=\"27,0\"><b data-path-to-node=\"27,0\" data-index-in-node=\"0\">P: \u00bfCu\u00e1l es la principal diferencia entre PVA 1788 y PVA 2488?<\/b><\/span><\/p>\n<p data-path-to-node=\"27\"><span data-path-to-node=\"27,0\"> A: La principal diferencia es <b data-path-to-node=\"27,0\" data-index-in-node=\"91\">viscosidad<\/b>. <\/span><span data-path-to-node=\"27,2\"><span class=\"citation-28\">El PVA 2488 tiene una viscosidad significativamente mayor (<\/span><b data-path-to-node=\"27,2\" data-index-in-node=\"47\"><span class=\"citation-28\">43,0-65,0 mPa\u00b7s<\/span><\/b><span class=\"citation-28\">) en comparaci\u00f3n con PVA 1788 (19,5-32,0 mPa\u00b7s)<\/span><\/span><span data-path-to-node=\"27,4\">. Esto significa que el PVA 2488 proporciona una soluci\u00f3n m\u00e1s espesa y una mayor fuerza de uni\u00f3n inicial, lo que lo hace mejor para adhesivos de alta resistencia, mientras que el 1788 es mejor para aplicaciones que requieren un flujo m\u00e1s r\u00e1pido.<\/span><\/p>\n<div class=\"source-inline-chip-container ng-star-inserted\"><\/div>\n<p>&nbsp;<\/p>\n<p data-path-to-node=\"28\"><span data-path-to-node=\"28,0\"><b data-path-to-node=\"28,0\" data-index-in-node=\"0\">P: \u00bfEl PVA 24-88 es totalmente soluble en agua?<\/b> <\/span><\/p>\n<p data-path-to-node=\"28\"><span data-path-to-node=\"28,0\">A: S\u00ed. <\/span><span data-path-to-node=\"28,2\"><span class=\"citation-27\">Con un grado de alcoholismo entre <\/span><b data-path-to-node=\"28,2\" data-index-in-node=\"37\"><span class=\"citation-27\">86,00-90,00 mol%<\/span><\/b><\/span><span data-path-to-node=\"28,4\">, Se trata de un grado parcialmente hidrolizado que se disuelve bien en agua. Sin embargo, debido a su mayor viscosidad, puede requerir un tiempo de agitaci\u00f3n ligeramente mayor o temperaturas m\u00e1s elevadas para disolverse por completo en comparaci\u00f3n con los grados de menor viscosidad.<\/span><\/p>\n<div class=\"source-inline-chip-container ng-star-inserted\"><\/div>\n<p>&nbsp;<\/p>\n<p data-path-to-node=\"29\"><span data-path-to-node=\"29,0\"><b data-path-to-node=\"29,0\" data-index-in-node=\"0\">P: \u00bfQu\u00e9 significa \u201cparcialmente alcoholizado\u201d para mi solicitud?<\/b><\/span><\/p>\n<p data-path-to-node=\"29\"><span data-path-to-node=\"29,0\"> A: \u201cParcialmente alcoholizado\u201d (o hidrolizado) significa que el pol\u00edmero conserva algunos grupos acetato. <\/span><span data-path-to-node=\"29,2\"><span class=\"citation-26\">Este rango espec\u00edfico (86-90%) le confiere al PVA 24-88 una excelente adhesi\u00f3n a superficies hidrof\u00f3bicas (como los pl\u00e1sticos) y lo hace m\u00e1s tensioactivo que los grados totalmente hidrolizados, raz\u00f3n por la cual es excelente como coloide protector.<\/span><\/span><span data-path-to-node=\"29,4\">.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p data-path-to-node=\"29\"><b data-path-to-node=\"32\" data-index-in-node=\"0\">\u00bfNecesita PVA de alta viscosidad? <a href=\"https:\/\/rawchemicalmart.com\/es\/contactanos\/\">Cont\u00e1ctenos<\/a>.<\/b> Suministramos alcohol polivin\u00edlico 24-88 de primera calidad para aplicaciones industriales en todo el mundo.<\/p>","protected":false},"excerpt":{"rendered":"<p class=\"tmnf_excerpt\">Polyvinyl Alcohol 24-88 is a water-soluble, environmentally friendly polymer that exhibits properties intermediate between plastics and rubbers. Available as white or slightly yellow granules or powder, this grade is characterized by its higher molecular weight and viscosity compared to standard grades like 17-88.\nPVA 24-88 is engineered for applications requiring superior adhesiveness and protective colloid properties. It offers excellent film flexibility, abrasion resistance, and strong barrier properties against gas and oil. Its unique composition ensures thermal stability and smoothness in final formulations.\n<\/p>","protected":false},"featured_media":12117,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[58],"product_tag":[],"class_list":{"0":"post-12108","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>Polyvinyl Alcohol (PVA) 24-88 | High Viscosity Polymer Supplier - RawChemicalMart<\/title>\n<meta name=\"description\" content=\"Purchase Polyvinyl Alcohol 24-88 (PVA 2488) directly from the manufacturer. Features high viscosity (43-65 mPa.s) and excellent adhesive properties. Ideal for heavy-duty adhesives and construction binders. 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Presenta alta viscosidad (43-65 mPa\u00b7s) y excelentes propiedades adhesivas. Ideal para adhesivos de alta resistencia y aglutinantes para la construcci\u00f3n. Ver ficha t\u00e9cnica.","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\/es\/producto\/alcohol-polivinilico-pva-2488\/","og_locale":"es_ES","og_type":"article","og_title":"Polyvinyl Alcohol (PVA) 24-88 | High Viscosity Polymer Supplier - RawChemicalMart","og_description":"Purchase Polyvinyl Alcohol 24-88 (PVA 2488) directly from the manufacturer. Features high viscosity (43-65 mPa.s) and excellent adhesive properties. Ideal for heavy-duty adhesives and construction binders. 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