{"id":760,"date":"2024-02-04T13:03:25","date_gmt":"2024-02-04T05:03:25","guid":{"rendered":"https:\/\/www.joyforce.com\/?p=760"},"modified":"2024-02-05T13:48:52","modified_gmt":"2024-02-05T05:48:52","slug":"the-use-of-pva-in-coatings","status":"publish","type":"post","link":"https:\/\/www.joyforce.com\/pt\/blogs\/the-use-of-pva-in-coatings.html","title":{"rendered":"O uso de PVA em revestimentos"},"content":{"rendered":"<p>Polyvinyl alcohol also has good uses in coatings. The polyvinyl alcohol aqueous solution is condensed with formaldehyde under the catalysis of hydrochloric acid to form a water-resistant polyvinyl formal polymer compound, which is widely used as interior and exterior wall coatings, whitewashing, and caulking of buildings. Polyvinyl alcohol paint has good weather resistance, water resistance, does not swell when exposed to water, does not embrittle, is non-toxic, tasteless, and has the advantages of low price.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-743\" src=\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/6-1.png\" alt=\"\" width=\"502\" height=\"339\" srcset=\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/6-1.png 502w, https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/6-1-300x203.png 300w, https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/6-1-18x12.png 18w\" sizes=\"(max-width: 502px) 100vw, 502px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>O \u00e1lcool polivin\u00edlico tamb\u00e9m tem bons usos em revestimentos. A solu\u00e7\u00e3o aquosa de \u00e1lcool polivin\u00edlico \u00e9 condensada com formalde\u00eddo sob a cat\u00e1lise de \u00e1cido clor\u00eddrico para formar um composto de pol\u00edmero formal polivin\u00edlico resistente \u00e0 \u00e1gua, que \u00e9 amplamente utilizado como revestimento de paredes internas e externas, caia\u00e7\u00e3o e calafetagem de edif\u00edcios. A tinta de \u00e1lcool polivin\u00edlico tem boa resist\u00eancia a intemp\u00e9ries, resist\u00eancia \u00e0 \u00e1gua, [...]<\/p>","protected":false},"author":1,"featured_media":761,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[43],"tags":[],"class_list":["post-760","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The use of PVA in coatings - JOYFORCE INDUSTRIAL<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.joyforce.com\/pt\/blogs\/the-use-of-pva-in-coatings.html\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The use of PVA in coatings - JOYFORCE INDUSTRIAL\" \/>\n<meta property=\"og:description\" content=\"Polyvinyl alcohol also has good uses in coatings. The polyvinyl alcohol aqueous solution is condensed with formaldehyde under the catalysis of hydrochloric acid to form a water-resistant polyvinyl formal polymer compound, which is widely used as interior and exterior wall coatings, whitewashing, and caulking of buildings. 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