{"id":19458,"date":"2024-02-02T13:50:26","date_gmt":"2024-02-02T12:50:26","guid":{"rendered":"https:\/\/one-dna.com\/?p=19458"},"modified":"2026-10-31T17:47:52","modified_gmt":"2026-10-31T16:47:52","slug":"structures-mono-matiere-et-multimateriaux","status":"publish","type":"post","link":"https:\/\/one-dna.com\/fr\/structures-mono-matiere-et-multimateriaux\/","title":{"rendered":"Structures \u00e0 mat\u00e9riau unique et multimat\u00e9riaux\u00a0: quelles diff\u00e9rences\u00a0?"},"content":{"rendered":"<p>La conception d\u2019un produit joue un r\u00f4le important dans la mani\u00e8re dont ses mat\u00e9riaux pourront \u00eatre g\u00e9r\u00e9s en fin de vie. Dans de nombreux secteurs, dont l\u2019emballage et le gazon synth\u00e9tique, une attention croissante est port\u00e9e \u00e0 la composition des mat\u00e9riaux et \u00e0 son influence sur le traitement, le recyclage et la r\u00e9cup\u00e9ration des mat\u00e9riaux.<\/p>\n<p>Quelle est la diff\u00e9rence\u00a0?<\/p>\n<h4>Structures \u00e0 mat\u00e9riau unique<\/h4>\n<p>Une structure \u00e0 mat\u00e9riau unique est constitu\u00e9e principalement d\u2019un seul type de mat\u00e9riau. Pour les produits \u00e0 base de polym\u00e8res, cela signifie que le produit est fabriqu\u00e9 avec un seul polym\u00e8re plut\u00f4t qu\u2019avec une combinaison de polym\u00e8res diff\u00e9rents.<\/p>\n<p>Le gazon synth\u00e9tique ONE-DNA\u2122 est fabriqu\u00e9 avec du poly\u00e9thyl\u00e8ne (PE) comme polym\u00e8re principal, ce qui donne une composition plus homog\u00e8ne.<\/p>\n<h4>Structures multimat\u00e9riaux<\/h4>\n<p>Une structure multimat\u00e9riaux associe diff\u00e9rents mat\u00e9riaux pour obtenir des caract\u00e9ristiques de performance pr\u00e9cises. Dans les syst\u00e8mes de gazon synth\u00e9tique, il peut s\u2019agir de combinaisons de poly\u00e9thyl\u00e8ne (PE), de polypropyl\u00e8ne (PP), de latex, de polyur\u00e9thane (PU) ou d\u2019autres mat\u00e9riaux utilis\u00e9s dans les fibres, le dossier ou les couches d\u2019enduction.<\/p>\n<p>Si ces mat\u00e9riaux peuvent contribuer aux performances du produit, leur pr\u00e9sence peut complexifier le traitement en fin de vie.<\/p>\n<ul>\n<li>Composition des mat\u00e9riaux et traitement en fin de vie<\/li>\n<li>La composition d\u2019un produit peut influencer la mani\u00e8re dont il est pris en charge apr\u00e8s usage.<\/li>\n<\/ul>\n<h4>Conception \u00e0 mat\u00e9riau unique<\/h4>\n<p>L\u2019utilisation d\u2019un seul type de polym\u00e8re cr\u00e9e un flux de mat\u00e9riaux plus homog\u00e8ne. L\u00e0 o\u00f9 des syst\u00e8mes de collecte et de recyclage adapt\u00e9s existent, cela peut simplifier le tri et le traitement par rapport aux produits qui associent plusieurs types de polym\u00e8res.<\/p>\n<h4>Conception multimat\u00e9riaux<\/h4>\n<p>Les produits compos\u00e9s de plusieurs mat\u00e9riaux peuvent n\u00e9cessiter des \u00e9tapes suppl\u00e9mentaires de s\u00e9paration et de traitement avant de pouvoir \u00eatre recycl\u00e9s. L\u2019ad\u00e9quation de la mati\u00e8re r\u00e9cup\u00e9r\u00e9e d\u00e9pend des mat\u00e9riaux pr\u00e9sents, de la technologie de recyclage utilis\u00e9e et des exigences de l\u2019application finale vis\u00e9e.<\/p>\n<ul>\n<li>Points d\u2019attention pour la r\u00e9cup\u00e9ration des mat\u00e9riaux<\/li>\n<li>Les proc\u00e9d\u00e9s de r\u00e9cup\u00e9ration varient selon la composition du produit.<\/li>\n<\/ul>\n<p><strong>Caract\u00e9ristiques possibles des conceptions \u00e0 mat\u00e9riau unique\u00a0:<\/strong><\/p>\n<ul>\n<li>Une composition des mat\u00e9riaux plus homog\u00e8ne.<\/li>\n<li>Une complexit\u00e9 des mat\u00e9riaux r\u00e9duite.<\/li>\n<li>Une identification simplifi\u00e9e du type de polym\u00e8re.<\/li>\n<li>Une compatibilit\u00e9 avec les proc\u00e9d\u00e9s de recyclage con\u00e7us pour ce mat\u00e9riau pr\u00e9cis.<\/li>\n<\/ul>\n<p><strong>Caract\u00e9ristiques possibles des conceptions multimat\u00e9riaux\u00a0:<\/strong><\/p>\n<ul>\n<li>Des besoins suppl\u00e9mentaires de tri ou de s\u00e9paration.<\/li>\n<li>Des fili\u00e8res de traitement plus complexes.<\/li>\n<li>Des mati\u00e8res r\u00e9cup\u00e9r\u00e9es qui peuvent convenir \u00e0 d\u2019autres applications que le produit d\u2019origine.<\/li>\n<\/ul>\n<p>Les r\u00e9sultats r\u00e9els de r\u00e9cup\u00e9ration d\u00e9pendent des syst\u00e8mes de collecte, des infrastructures de recyclage, des technologies de traitement et des conditions du march\u00e9 local.<\/p>\n<h4>Pourquoi le choix des mat\u00e9riaux compte<\/h4>\n<p>Les fabricants tenant de plus en plus compte de la gestion en fin de vie d\u00e8s la conception, le choix des mat\u00e9riaux est devenu un aspect important du d\u00e9veloppement des produits. Comprendre les diff\u00e9rences entre structures \u00e0 mat\u00e9riau unique et multimat\u00e9riaux aide concepteurs, prescripteurs et acheteurs \u00e0 \u00e9valuer l\u2019influence de la composition des mat\u00e9riaux sur les options de traitement futures.<\/p>\n<p>Le concept ONE-DNA\u2122 repose sur une conception 100 % PE (un seul polym\u00e8re), qui privil\u00e9gie l\u2019homog\u00e9n\u00e9it\u00e9 des mat\u00e9riaux dans toute la structure du produit. Cette approche vise \u00e0 faciliter la r\u00e9cup\u00e9ration des mat\u00e9riaux l\u00e0 o\u00f9 des syst\u00e8mes de collecte et de recyclage adapt\u00e9s existent.<\/p>\n<h4>Perspectives<\/h4>\n<p>Dans le secteur de l\u2019emballage, le recours aux emballages \u00e0 mat\u00e9riau unique progresse dans le cadre d\u2019une attention plus large port\u00e9e \u00e0 l\u2019aptitude au recyclage. Pour aller plus loin, quelques lectures issues du secteur de l\u2019emballage (en anglais)\u00a0:<\/p>\n<ul>\n<li><a href=\"https:\/\/knaufappliances.com\/mono-material-packaging\" target=\"_blank\" rel=\"noopener\">https:\/\/knaufappliances.com\/mono-material-packaging<\/a><\/li>\n<li><a href=\"https:\/\/www.smithers.com\/resources\/2020\/aug\/easy-to-recycle-mono-material-film-packs-to-grow\" target=\"_blank\" rel=\"noopener\">https:\/\/www.smithers.com\/resources\/2020\/aug\/easy-to-recycle-mono-material-film-packs-to-grow<\/a><\/li>\n<li><a href=\"https:\/\/packagingeurope.com\/comment\/a-closer-look-at-the-potential-of-the-mono-material-packaging-market\/8908.article\" target=\"_blank\" rel=\"noopener\">https:\/\/packagingeurope.com\/comment\/a-closer-look-at-the-potential-of-the-mono-material-packaging-market\/8908.article<\/a><\/li>\n<li><a href=\"https:\/\/www.ptonline.com\/blog\/post\/monomaterial-trend-in-packaging-and-beyond-will-only-thrive\" target=\"_blank\" rel=\"noopener\">https:\/\/www.ptonline.com\/blog\/post\/monomaterial-trend-in-packaging-and-beyond-will-only-thrive<\/a><\/li>\n<\/ul>\n<p><em>Mise \u00e0 jour, octobre 2026\u00a0: une affirmation g\u00e9n\u00e9rale sur la r\u00e9duction des d\u00e9chets et des \u00e9missions de CO2 a \u00e9t\u00e9 supprim\u00e9e, faute de preuves sp\u00e9cifiques.<\/em><\/p>\n<p><em>Mise \u00e0 jour, octobre 2026\u00a0: cet article refl\u00e8te la gamme ONE-DNA\u2122 telle qu\u2019elle existait au moment de sa publication, \u00e0 base de poly\u00e9thyl\u00e8ne (PE). ONE-DNA\u2122 comprend d\u00e9sormais aussi une voie de mat\u00e9riau 100 % PO\u00a0; voir la page <a href=\"\/fr\/technologie\/\">Technologie<\/a> pour les voies de mat\u00e9riau actuelles.<\/em><\/p>\n<p><strong>\u00c0 lire aussi\u00a0:<\/strong> <a href=\"\/fr\/technologie\/\">Technologie<\/a> \u00b7 <a href=\"\/fr\/donnees-environnementales\/\">Environnement<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La conception d\u2019un produit joue un r\u00f4le important dans la mani\u00e8re dont ses mat\u00e9riaux pourront \u00eatre g\u00e9r\u00e9s en fin de vie. Dans de nombreux secteurs, dont l\u2019emballage et le gazon synth\u00e9tique, une attention croissante est port\u00e9e \u00e0 la composition des mat\u00e9riaux et \u00e0 son influence sur le traitement, le recyclage et la r\u00e9cup\u00e9ration des mat\u00e9riaux&#8230;.<\/p>\n","protected":false},"author":7,"featured_media":8671,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[283],"tags":[],"class_list":["post-19458","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Mat\u00e9riau unique ou multimat\u00e9riaux\u00a0: les diff\u00e9rences<\/title>\n<meta name=\"description\" content=\"La diff\u00e9rence entre structures \u00e0 mat\u00e9riau unique et multimat\u00e9riaux, et 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