{"id":867,"date":"2024-02-04T13:24:54","date_gmt":"2024-02-04T05:24:54","guid":{"rendered":"https:\/\/www.joyforce.com\/?p=867"},"modified":"2024-02-05T13:39:48","modified_gmt":"2024-02-05T05:39:48","slug":"the-main-disadvantage-of-polyvinyl-alcohol-fiber","status":"publish","type":"post","link":"https:\/\/www.joyforce.com\/pt\/blogs\/the-main-disadvantage-of-polyvinyl-alcohol-fiber.html","title":{"rendered":"A principal desvantagem da fibra de \u00e1lcool polivin\u00edlico"},"content":{"rendered":"<p style=\"font-weight: 400;\">A principal desvantagem da fibra de \u00e1lcool polivin\u00edlico \u00e9 a baixa capacidade de tingimento, a baixa quantidade de tingimento e a cor n\u00e3o brilhante. Isso ocorre porque a fibra tem uma estrutura de n\u00facleo de pele e alguns grupos hidroxila s\u00e3o bloqueados pela acetaliza\u00e7\u00e3o. Al\u00e9m disso, a resist\u00eancia \u00e0 \u00e1gua quente da fibra de \u00e1lcool polivin\u00edlico \u00e9 ruim, e o encolhimento e a deforma\u00e7\u00e3o \u00f3bvios ocorrer\u00e3o quando a temperatura exceder 110-115 \u00b0C no estado \u00famido. O tecido de fibra de \u00e1lcool polivin\u00edlico se dissolver\u00e1 parcialmente ap\u00f3s ser colocado em \u00e1gua fervente por 3 a 4 horas. Al\u00e9m disso, a elasticidade da fibra de \u00e1lcool polivin\u00edlico n\u00e3o \u00e9 t\u00e3o boa quanto a de outras fibras sint\u00e9ticas, como o poli\u00e9ster, e seu tecido n\u00e3o \u00e9 r\u00edgido o suficiente, al\u00e9m de ser propenso a enrugar durante o consumo.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-857\" src=\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/4-7.png\" alt=\"\" width=\"375\" height=\"242\" srcset=\"https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/4-7.png 375w, https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/4-7-300x194.png 300w, https:\/\/www.joyforce.com\/wp-content\/uploads\/2024\/02\/4-7-18x12.png 18w\" sizes=\"(max-width: 375px) 100vw, 375px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>A principal desvantagem da fibra de \u00e1lcool polivin\u00edlico \u00e9 a baixa capacidade de tingimento, a baixa quantidade de tingimento e a cor n\u00e3o brilhante. Isso ocorre porque a fibra tem uma estrutura de n\u00facleo de pele e alguns grupos hidroxila s\u00e3o bloqueados pela acetaliza\u00e7\u00e3o. Al\u00e9m disso, a resist\u00eancia \u00e0 \u00e1gua quente da fibra de \u00e1lcool polivin\u00edlico \u00e9 ruim, e o encolhimento e a deforma\u00e7\u00e3o \u00f3bvios ocorrer\u00e3o quando a fibra [...]<\/p>","protected":false},"author":1,"featured_media":857,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[43],"tags":[],"class_list":["post-867","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 main disadvantage of polyvinyl alcohol fiber - 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-main-disadvantage-of-polyvinyl-alcohol-fiber.html\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The main disadvantage of polyvinyl alcohol fiber - JOYFORCE INDUSTRIAL\" \/>\n<meta property=\"og:description\" content=\"The main disadvantage of polyvinyl alcohol fiber is poor dyeability, low dyeing amount, and not bright color. This is because the fiber has a skin-core structure and some hydroxyl groups are blocked by acetalization. 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