{"id":34614,"date":"2021-09-10T11:46:11","date_gmt":"2021-09-10T09:46:11","guid":{"rendered":"https:\/\/foretnature.be\/resume-foret-mail\/lindustrie-forestiere-en-route-vers-le-zero-dechet\/"},"modified":"2021-09-10T11:46:11","modified_gmt":"2021-09-10T09:46:11","slug":"lindustrie-forestiere-en-route-vers-le-zero-dechet","status":"publish","type":"resume-foret-mail","link":"https:\/\/foretnature.be\/en\/resume-foret-mail\/lindustrie-forestiere-en-route-vers-le-zero-dechet\/","title":{"rendered":"L\u2019industrie foresti\u00e8re en route vers le z\u00e9ro-d\u00e9chet\u00a0?"},"content":{"rendered":"<p>Lors du\u00a02e Colloque de la Chaire de recherche du Canada, trois innovations visant \u00e0 int\u00e9grer les r\u00e9sidus de bois \u00e0 de nouveaux proc\u00e9d\u00e9s et produits ont \u00e9t\u00e9 pr\u00e9sent\u00e9es.<br \/>\nDans un premier temps, c\u2019est l\u2019impression 3D qui a \u00e9t\u00e9 abord\u00e9e, visant les milieux industriels et artistiques. Alors qu\u2019actuellement les seuls produits en bois polym\u00e8re s\u2019obtiennent par un proc\u00e9d\u00e9 de presse \u00e0 injection via un moule, l\u2019impression 3D n\u2019aurait, elle, pas de limites quant \u00e0 la forme architecturale ou artistique souhait\u00e9e. Dans le domaine de l\u2019art, c\u2019est notamment int\u00e9ressant, car la tendance va \u00e0 l\u2019utilisation de mat\u00e9riaux plus \u00e9cologiques. En effet, cette technologie permettrait de valoriser les d\u00e9chets industriels forestiers. Une fois la \u00ab\u00a0recette\u00a0\u00bb \u00e9tablie, tant les artistes que les ing\u00e9nieurs pourront imprimer avec du bois.<br \/>\nEnsuite on retrouve la technologie \u00ab\u00a0ISO-Lignine\u00a0\u00bb, d\u00e9j\u00e0 brevet\u00e9 au Canada, aux \u00c9tats-Unis, en Europe et en Chine. Elle sera prochainement homologu\u00e9e par le Centre canadien des mat\u00e9riaux de construction. Cette technologie d\u2019isolation par panneaux en bois fait appel \u00e0 un proc\u00e9d\u00e9 de conditionnement de lignine s\u00e8che combin\u00e9 \u00e0 de l\u2019isocyanate dans un pr\u00e9-polym\u00e8re. L\u2019objectif futur\u00a0est d\u2019augmenter la teneur en fibre de bois dans les mousses des panneaux, tout en gardant leurs propri\u00e9t\u00e9s m\u00e9caniques et isolantes.<br \/>\nLa derni\u00e8re innovation a \u00e9t\u00e9 pr\u00e9sent\u00e9e par des chercheurs de l\u2019Universit\u00e9 de Qu\u00e9bec \u00e0 Trois-Rivi\u00e8res, qui travaillent pour remplacer la fibre de verre dans les mat\u00e9riaux par des compos\u00e9s d\u00e9riv\u00e9s de filaments de cellulose. Alors que pour l\u2019instant il est uniquement possible de travailler avec des p\u00e2tes et papiers pr\u00e9alablement trait\u00e9s, les laboratoires de l\u2019UQTR cherchent \u00e0 modifier chimiquement les filaments de cellulose pour leur conf\u00e9rer des propri\u00e9t\u00e9s assez proches de la fibre de verre.<br \/>\nRivard-Boudreault E. (2020). Trois bioproduits \u00e0 base de bois \u00e0 surveiller. Op\u00e9rations foresti\u00e8res et de scierie, 22.04.2020.<\/p>","protected":false},"excerpt":{"rendered":"<p>Lors du\u00a02e Colloque de la Chaire de recherche du Canada, trois innovations visant \u00e0 int\u00e9grer les r\u00e9sidus de bois \u00e0 de nouveaux proc\u00e9d\u00e9s et produits ont \u00e9t\u00e9 pr\u00e9sent\u00e9es. Dans un premier temps, c\u2019est l\u2019impression 3D qui a \u00e9t\u00e9 abord\u00e9e, visant les milieux industriels et artistiques. Alors qu\u2019actuellement les seuls produits en bois polym\u00e8re s\u2019obtiennent par [&hellip;]<\/p>","protected":false},"featured_media":0,"template":"","categories":[50],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>L\u2019industrie foresti\u00e8re en route vers le z\u00e9ro-d\u00e9chet\u00a0? - For\u00eat.Nature<\/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:\/\/foretnature.be\/en\/resume-foret-mail\/lindustrie-forestiere-en-route-vers-le-zero-dechet\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u2019industrie foresti\u00e8re en route vers le z\u00e9ro-d\u00e9chet\u00a0? - For\u00eat.Nature\" \/>\n<meta property=\"og:description\" content=\"Lors du\u00a02e Colloque de la Chaire de recherche du Canada, trois innovations visant \u00e0 int\u00e9grer les r\u00e9sidus de bois \u00e0 de nouveaux proc\u00e9d\u00e9s et produits ont \u00e9t\u00e9 pr\u00e9sent\u00e9es. Dans un premier temps, c\u2019est l\u2019impression 3D qui a \u00e9t\u00e9 abord\u00e9e, visant les milieux industriels et artistiques. 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