{"id":1035,"date":"2024-02-04T14:05:05","date_gmt":"2024-02-04T06:05:05","guid":{"rendered":"https:\/\/www.joyforce.com\/?p=1035"},"modified":"2024-02-05T13:22:28","modified_gmt":"2024-02-05T05:22:28","slug":"a-series-of-chemical-modification-of-pva-polyvinyl-alcohol-resin","status":"publish","type":"post","link":"https:\/\/www.joyforce.com\/pt\/blogs\/a-series-of-chemical-modification-of-pva-polyvinyl-alcohol-resin.html","title":{"rendered":"Uma s\u00e9rie de modifica\u00e7\u00f5es qu\u00edmicas da resina PVA (\u00e1lcool polivin\u00edlico)"},"content":{"rendered":"<p>Por meio de uma s\u00e9rie de modifica\u00e7\u00f5es qu\u00edmicas na resina de PVA (\u00e1lcool polivin\u00edlico), a resist\u00eancia \u00e0 \u00e1gua do PVA e a compacta\u00e7\u00e3o do arranjo das mol\u00e9culas de PVA s\u00e3o aprimoradas, dificultando a passagem de mol\u00e9culas de g\u00e1s pelo revestimento. Ao mesmo tempo, um corpo de min\u00e9rio de alta barreira \u00e9 adicionado \u00e0 solu\u00e7\u00e3o de revestimento para formar uma barreira de alta barreira, que inibe o movimento do pol\u00edmero de forma forte e eficaz e melhora ainda mais as propriedades de barreira do revestimento.<\/p>\n<p>Caracter\u00edsticas:<\/p>\n<p>-Alta barreira ao oxig\u00eanio<\/p>\n<p>-N\u00e3o h\u00e1 necessidade de aplicar primer previamente<\/p>\n<p>-Bom desempenho de impress\u00e3o<\/p>\n<p>-Prote\u00e7\u00e3o ambiental, os ingredientes s\u00e3o apenas carbono, oxig\u00eanio, hidrog\u00eanio, gases nocivos ap\u00f3s a combust\u00e3o<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-1027\" src=\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/4-15.png\" alt=\"\" width=\"399\" height=\"297\" srcset=\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/4-15.png 399w, https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/4-15-300x223.png 300w, https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/4-15-16x12.png 16w\" sizes=\"(max-width: 399px) 100vw, 399px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>Por meio de uma s\u00e9rie de modifica\u00e7\u00f5es qu\u00edmicas na resina de PVA (\u00e1lcool polivin\u00edlico), a resist\u00eancia \u00e0 \u00e1gua do PVA e a compacta\u00e7\u00e3o do arranjo das mol\u00e9culas de PVA s\u00e3o aprimoradas, dificultando a passagem de mol\u00e9culas de g\u00e1s pelo revestimento. Ao mesmo tempo, um corpo de min\u00e9rio de alta barreira \u00e9 adicionado \u00e0 solu\u00e7\u00e3o de revestimento para [...]<\/p>","protected":false},"author":1,"featured_media":1027,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[43],"tags":[],"class_list":["post-1035","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>A series of chemical modification of PVA (polyvinyl alcohol) resin - 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\/a-series-of-chemical-modification-of-pva-polyvinyl-alcohol-resin.html\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A series of chemical modification of PVA (polyvinyl alcohol) resin - JOYFORCE INDUSTRIAL\" \/>\n<meta property=\"og:description\" content=\"Through a series of chemical modifications to PVA (polyvinyl alcohol) resin, the water resistance of PVA and the compactness of the arrangement of PVA molecules are improved, so that it is difficult for gas molecules to pass through the coating. 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