{"id":12128,"date":"2026-01-23T01:19:42","date_gmt":"2026-01-23T01:19:42","guid":{"rendered":"https:\/\/rawchemicalmart.com\/?post_type=product&#038;p=12128"},"modified":"2026-01-23T06:50:58","modified_gmt":"2026-01-23T06:50:58","slug":"alcool-polyvinylique-pva-05-99-entierement-hydrolyse","status":"publish","type":"product","link":"https:\/\/rawchemicalmart.com\/fr\/produit\/alcool-polyvinylique-pva-05-99-entierement-hydrolyse\/","title":{"rendered":"Alcool polyvinylique (PVA) 05-99 \/ 098-05"},"content":{"rendered":"<h2>Caract\u00e9ristiques:<\/h2>\n<div class=\"table-scroll-wrapper\">\n<table id=\"tablepress-98\" class=\"tablepress tablepress-id-98\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">Article<\/th><th class=\"column-2\">Sp\u00e9cification<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">Degr\u00e9 d&#039;alcoolyse (mol%)<\/td><td class=\"column-2\">98.2 - 100<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">Viscosit\u00e9 (mPa\u00b7s)<\/td><td class=\"column-2\">5.0 - 6.5<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">  Teneur en compos\u00e9s volatils (wt%, max)<\/td><td class=\"column-2\">5<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">  Puret\u00e9 (wt%, min)<\/td><td class=\"column-2\">93.5<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">valeur du pH<\/td><td class=\"column-2\">5 ~ 7<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">  Teneur en cendres (wt%, max)<\/td><td class=\"column-2\">0.7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-98 from cache --><\/div>\n<div><b data-path-to-node=\"21,0\" data-index-in-node=\"0\">Note<\/b>La viscosit\u00e9 est mesur\u00e9e sur une solution aqueuse 4%. La puret\u00e9 est une valeur calcul\u00e9e.<\/div>\n<div><\/div>\n<div>\n<h2>Caract\u00e9ristiques principales :<\/h2>\n<div>\n<p data-path-to-node=\"5\">Le PVA 05-99 se distingue par sa structure enti\u00e8rement hydrolys\u00e9e, offrant des avantages sp\u00e9cifiques en termes de performances\u00a0:<\/p>\n<ul data-path-to-node=\"6\">\n<li>\n<p data-path-to-node=\"6,0,0\"><b data-path-to-node=\"6,0,0\" data-index-in-node=\"0\">Solubilit\u00e9 et r\u00e9sistance \u00e0 l&#039;eau<\/b>Il pr\u00e9sente une forte hydrophilie mais n\u00e9cessite de l&#039;eau chaude (g\u00e9n\u00e9ralement <b data-path-to-node=\"6,0,0\" data-index-in-node=\"99\">au-dessus de 90\u00b0C<\/b>) pour une dissolution compl\u00e8te. Une fois sec, le film pr\u00e9sente une r\u00e9sistance \u00e0 l&#039;eau nettement sup\u00e9rieure \u00e0 celle des grades partiellement hydrolys\u00e9s. Il est insoluble dans la quasi-totalit\u00e9 des solvants organiques.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"6,1,0\"><b data-path-to-node=\"6,1,0\" data-index-in-node=\"0\">Propri\u00e9t\u00e9s de barri\u00e8re aux gaz<\/b>Le film form\u00e9 par le PVA 05-99 offre une barri\u00e8re exceptionnelle contre les gaz tels que l&#039;hydrog\u00e8ne (H2), l&#039;azote (N2) et l&#039;oxyg\u00e8ne (O2), bien qu&#039;il reste perm\u00e9able \u00e0 la vapeur d&#039;eau.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"6,2,0\"><b data-path-to-node=\"6,2,0\" data-index-in-node=\"0\">Adh\u00e9sivit\u00e9<\/b>Il pr\u00e9sente une excellente adh\u00e9rence aux mat\u00e9riaux hydrophiles, notamment aux surfaces poreuses comme la cellulose, le papier et les textiles.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"6,3,0\"><b data-path-to-node=\"6,3,0\" data-index-in-node=\"0\">Stabilit\u00e9 thermique<\/b>Le produit reste stable lorsqu&#039;il est chauff\u00e9 jusqu&#039;\u00e0 <b data-path-to-node=\"6,3,0\" data-index-in-node=\"64\">130\u00b0C<\/b>. Il commence \u00e0 fondre aux alentours de 230 \u00b0C, la d\u00e9composition se produisant \u00e0 des temp\u00e9ratures sup\u00e9rieures \u00e0 200 \u00b0C.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"6,4,0\"><b data-path-to-node=\"6,4,0\" data-index-in-node=\"0\">r\u00e9sistance chimique<\/b>Il offre une r\u00e9sistance robuste aux acides faibles, aux bases faibles et aux huiles\/graisses, ce qui le rend adapt\u00e9 aux environnements industriels difficiles.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"6,5,0\"><b data-path-to-node=\"6,5,0\" data-index-in-node=\"0\">R\u00e9activit\u00e9<\/b>Il poss\u00e8de une excellente r\u00e9activit\u00e9 de r\u00e9ticulation. Il peut r\u00e9agir avec l&#039;acide borique pour se r\u00e9ticuler ou subir une ac\u00e9talisation avec du formald\u00e9hyde\/ac\u00e9tald\u00e9hyde pour am\u00e9liorer encore sa r\u00e9sistance \u00e0 l&#039;eau.<\/p>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<h2>Applications :<\/h2>\n<div>\n<p data-path-to-node=\"19\">Gr\u00e2ce \u00e0 sa nature enti\u00e8rement hydrolys\u00e9e, le PVA 05-99 offre des avantages distincts dans des secteurs d&#039;activit\u00e9 sp\u00e9cifiques\u00a0:<\/p>\n<ul data-path-to-node=\"20\">\n<li>\n<p data-path-to-node=\"20,0,0\"><b data-path-to-node=\"20,0,0\" data-index-in-node=\"0\">Industrie du papier<\/b>Utilis\u00e9 pour l&#039;encollage et le couchage pigmentaire du papier. Il am\u00e9liore la r\u00e9sistance de surface, l&#039;imprimabilit\u00e9 et la r\u00e9sistance \u00e0 l&#039;huile du papier.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"20,1,0\"><b data-path-to-node=\"20,1,0\" data-index-in-node=\"0\">Industrie des adh\u00e9sifs<\/b>: Agit comme stabilisant essentiel et agent de polym\u00e9risation dans la production de <b data-path-to-node=\"20,1,0\" data-index-in-node=\"93\">Ac\u00e9tate de polyvinyle (PVAc)<\/b> \u00e9mulsions.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"20,2,0\"><b data-path-to-node=\"20,2,0\" data-index-in-node=\"0\">Fabrication d&#039;abrasifs<\/b>: Sert de liant \u00e0 haute r\u00e9sistance pour le papier de verre et les mat\u00e9riaux de meulage, offrant durabilit\u00e9 et r\u00e9sistance \u00e0 la chaleur.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"20,3,0\"><b data-path-to-node=\"20,3,0\" data-index-in-node=\"0\">Industrie textile<\/b>Utilis\u00e9 pour l&#039;encollage de la cha\u00eene des fils fil\u00e9s, il offre un rev\u00eatement protecteur \u00e0 la fois r\u00e9sistant et facile \u00e0 d\u00e9sencoller.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"20,4,0\"><b data-path-to-node=\"20,4,0\" data-index-in-node=\"0\">\u00c9ponges PVA<\/b>Mati\u00e8re premi\u00e8re essentielle pour la fabrication d&#039;\u00e9ponges PVA hautement absorbantes.<\/p>\n<\/li>\n<\/ul>\n<h2>Emballage:<\/h2>\n<ul>\n<li>\n<p data-path-to-node=\"23,0,0\"><b data-path-to-node=\"23,0,0\" data-index-in-node=\"0\">Conditionnement<\/b>: 25 kg par sac (sac en papier kraft avec doublure en plastique).<\/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\">Stockage<\/b>\u00c0 conserver dans un endroit frais et sec. En raison de sa nature hydrophile, veillez \u00e0 bien refermer l&#039;emballage pour \u00e9viter l&#039;absorption d&#039;humidit\u00e9.<\/p>\n<\/li>\n<\/ul>\n<h2><strong><b>Produit<\/b><\/strong>\u00a0<strong><b>Stockage:<\/b><\/strong><\/h2>\n<p>Conserver dans un endroit sec et bien ventil\u00e9 pour \u00e9viter l&#039;absorption d&#039;humidit\u00e9.<\/p>\n<\/div>\n<h2>FAQ :<\/h2>\n<p data-path-to-node=\"26\"><b data-path-to-node=\"26\" data-index-in-node=\"0\">Q : Comment dissoudre le PVA 05-99 (enti\u00e8rement hydrolys\u00e9) ?<\/b> A: Contrairement aux qualit\u00e9s partiellement hydrolys\u00e9es qui peuvent se dissoudre dans l&#039;eau chaude, <b data-path-to-node=\"26\" data-index-in-node=\"122\">Le PVA 05-99 n\u00e9cessite de l&#039;eau chaude<\/b> pour une dissolution compl\u00e8te. Il est recommand\u00e9 de chauffer l&#039;eau \u00e0 <b data-path-to-node=\"26\" data-index-in-node=\"216\">90\u00b0C \u2013 95\u00b0C<\/b> Tout en agitant constamment, maintenez cette temp\u00e9rature jusqu&#039;\u00e0 ce que la solution soit parfaitement limpide et exempte de particules.<\/p>\n<p>&nbsp;<\/p>\n<p data-path-to-node=\"27\"><b data-path-to-node=\"27\" data-index-in-node=\"0\">Q : Quelle est la diff\u00e9rence entre le PVA 05-99 et le PVA 17-88 ?<\/b> A : La principale diff\u00e9rence est la <b data-path-to-node=\"27\" data-index-in-node=\"89\">degr\u00e9 d&#039;hydrolyse<\/b>.<\/p>\n<ul data-path-to-node=\"28\">\n<li>\n<p data-path-to-node=\"28,0,0\"><b data-path-to-node=\"28,0,0\" data-index-in-node=\"0\">PVA 05-99<\/b> est enti\u00e8rement hydrolys\u00e9 (98-100%), offrant une meilleure r\u00e9sistance \u00e0 l&#039;eau et une r\u00e9sistance \u00e0 la traction plus \u00e9lev\u00e9e, mais n\u00e9cessite des temp\u00e9ratures plus \u00e9lev\u00e9es pour se dissoudre.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"28,1,0\"><b data-path-to-node=\"28,1,0\" data-index-in-node=\"0\">PVA 17-88<\/b> est partiellement hydrolys\u00e9 (86-90%), ce qui le rend plus soluble dans l&#039;eau (plus facile \u00e0 dissoudre) et lui conf\u00e8re une meilleure activit\u00e9 de surface, mais une moindre r\u00e9sistance \u00e0 l&#039;eau apr\u00e8s s\u00e9chage.<\/p>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p data-path-to-node=\"29\"><b data-path-to-node=\"29\" data-index-in-node=\"0\">Q : Le PVA 05-99 peut-il \u00eatre utilis\u00e9 pour les films r\u00e9sistants \u00e0 l&#039;eau ?<\/b> R : Oui. Du fait de son hydrolyse compl\u00e8te, les films fabriqu\u00e9s \u00e0 partir de PVA 05-99 pr\u00e9sentent une r\u00e9sistance \u00e0 l&#039;eau bien sup\u00e9rieure \u00e0 celle des grades partiellement hydrolys\u00e9s une fois secs.<\/p>\n<p data-path-to-node=\"29\"><b data-path-to-node=\"32\" data-index-in-node=\"0\">Vous recherchez du PVA enti\u00e8rement hydrolys\u00e9 ? <a href=\"https:\/\/rawchemicalmart.com\/fr\/contactez-nous\/\">Obtenir un devis<\/a>.<\/b> Nous fournissons de l&#039;alcool polyvinylique 05-99 de qualit\u00e9 sup\u00e9rieure, stable et \u00e0 des prix comp\u00e9titifs.<\/p>","protected":false},"excerpt":{"rendered":"<p class=\"tmnf_excerpt\">Polyvinyl Alcohol 05-99 (also known as PVA 098-05 or 0599) is a fully hydrolyzed, low-viscosity grade water-soluble polymer. Unlike partially hydrolyzed grades (such as 17-88), PVA 05-99 is characterized by a high degree of hydrolysis (98.2 &#8211; 100.0 mol%).\nThis unique chemical structure grants it superior water resistance after drying, high tensile strength, and excellent resistance to organic solvents and oils. It is widely used in applications requiring strong film formation and durability against moisture.\n<\/p>","protected":false},"featured_media":12150,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[58],"product_tag":[],"class_list":{"0":"post-12128","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) 05-99 \/ 098-05 | Fully Hydrolyzed Polymer - RawChemicalMart<\/title>\n<meta name=\"description\" content=\"Buy high-quality Polyvinyl Alcohol 05-99 (PVA 0599\/098-05). A fully hydrolyzed grade (98-100%) featuring low viscosity and superior water resistance. Ideal for paper sizing, textile finishing, and abrasives. 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Ce grade enti\u00e8rement hydrolys\u00e9 (98-100%) pr\u00e9sente une faible viscosit\u00e9 et une r\u00e9sistance \u00e0 l&#039;eau sup\u00e9rieure. Id\u00e9al pour l&#039;encollage du papier, le finissage des textiles et les abrasifs. Consultez la fiche technique.","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\/fr\/produit\/alcool-polyvinylique-pva-05-99-entierement-hydrolyse\/","og_locale":"fr_FR","og_type":"article","og_title":"Polyvinyl Alcohol (PVA) 05-99 \/ 098-05 | Fully Hydrolyzed Polymer - RawChemicalMart","og_description":"Buy high-quality Polyvinyl Alcohol 05-99 (PVA 0599\/098-05). A fully hydrolyzed grade (98-100%) featuring low viscosity and superior water resistance. Ideal for paper sizing, textile finishing, and abrasives. 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Ce grade enti\u00e8rement hydrolys\u00e9 (98-100%) pr\u00e9sente une faible viscosit\u00e9 et une r\u00e9sistance \u00e0 l&#039;eau sup\u00e9rieure. Id\u00e9al pour l&#039;encollage du papier, le finissage des textiles et les abrasifs. 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