{"id":1017,"date":"2024-02-04T14:01:04","date_gmt":"2024-02-04T06:01:04","guid":{"rendered":"https:\/\/joyforce-tech.com\/?p=1017"},"modified":"2024-08-25T13:42:53","modified_gmt":"2024-08-25T05:42:53","slug":"pva-as-a-new-environmentally-friendly-material","status":"publish","type":"post","link":"https:\/\/joyforce-tech.com\/fr\/pva-as-a-new-environmentally-friendly-material.html","title":{"rendered":"Le PVA, un nouveau mat\u00e9riau respectueux de l'environnement"},"content":{"rendered":"<p style=\"font-weight: 400;\">Les plastiques biod\u00e9gradables repr\u00e9sent\u00e9s par le PLA et le PBAT ont commenc\u00e9 \u00e0 faire parler d'eux, et le PVA est \u00e9galement entr\u00e9 discr\u00e8tement dans les rangs des alternatives aux plastiques traditionnels et a d\u00e9velopp\u00e9 diverses applications. S'il est transform\u00e9 en film PVA pour remplacer le film plastique traditionnel, il peut \u00eatre utilis\u00e9 dans les sacs en plastique, les emballages alimentaires et d'autres domaines.<\/p>\n<p style=\"font-weight: 400;\">Le film PVA pur pr\u00e9sente une faible r\u00e9sistance \u00e0 l'eau et ses applications pratiques sont tr\u00e8s limit\u00e9es. Par cons\u00e9quent, dans la plupart des cas, il doit \u00eatre modifi\u00e9 et pr\u00e9par\u00e9, comme la pr\u00e9paration de films hydrosolubles dont les principales mati\u00e8res premi\u00e8res sont la r\u00e9sine PVA et l'amidon oxyd\u00e9. Ces derni\u00e8res ann\u00e9es, des sacs de protection de l'environnement solubles dans l'eau ont \u00e9t\u00e9 lanc\u00e9s avec comme mati\u00e8res premi\u00e8res principales du PVA, du glyc\u00e9rol, de l'amidon, etc., qui peuvent \u00eatre rapidement dissous dans l'eau \u00e0 70 \u00b0C et dont le taux de d\u00e9gradation peut atteindre plus de 90% dans un environnement de compostage en l'espace de 180 jours.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-1009\" src=\"https:\/\/joyforce-tech.com\/wp-content\/uploads\/2024\/02\/4-14.png\" alt=\"\" width=\"1046\" height=\"696\" srcset=\"https:\/\/joyforce-tech.com\/wp-content\/uploads\/2024\/02\/4-14.png 1046w, https:\/\/joyforce-tech.com\/wp-content\/uploads\/2024\/02\/4-14-300x200.png 300w, https:\/\/joyforce-tech.com\/wp-content\/uploads\/2024\/02\/4-14-1024x681.png 1024w, https:\/\/joyforce-tech.com\/wp-content\/uploads\/2024\/02\/4-14-768x511.png 768w, https:\/\/joyforce-tech.com\/wp-content\/uploads\/2024\/02\/4-14-18x12.png 18w, https:\/\/joyforce-tech.com\/wp-content\/uploads\/2024\/02\/4-14-600x399.png 600w\" sizes=\"(max-width: 1046px) 100vw, 1046px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>Biodegradable plastics represented by PLA and PBAT have begun to usher in an outbreak, and PVA has also quietly entered the ranks of alternatives to traditional plastics and developed various applications. If made into PVA film to replace traditional plastic film, it can be used in plastic bags, food packaging and other fields. Pure PVA [&hellip;]<\/p>","protected":false},"author":2,"featured_media":1009,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[43],"tags":[],"class_list":["post-1017","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bolg"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.9.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PVA as a new environmentally friendly material - Joyforce PVA Film and Bag<\/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:\/\/joyforce-tech.com\/fr\/pva-as-a-new-environmentally-friendly-material.html\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PVA as a new environmentally friendly material - Joyforce PVA Film and Bag\" \/>\n<meta property=\"og:description\" content=\"Biodegradable plastics represented by PLA and PBAT have begun to usher in an outbreak, and PVA has also quietly entered the ranks of alternatives to traditional plastics and developed various applications. If made into PVA film to replace traditional plastic film, it can be used in plastic bags, food packaging and other fields. 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