{"id":1841,"date":"2022-10-12T12:00:00","date_gmt":"2022-10-12T10:00:00","guid":{"rendered":"https:\/\/reflectyourstyle.ch\/?p=1841"},"modified":"2025-01-16T16:35:14","modified_gmt":"2025-01-16T15:35:14","slug":"le-recyclage-des-textiles-kezako","status":"publish","type":"post","link":"https:\/\/reflectyourstyle.ch\/fr\/le-recyclage-des-textiles-kezako\/","title":{"rendered":"Le recyclage des textiles, k\u00e9zako ?\u00a0"},"content":{"rendered":"<div class=\"double-image\">\n\t\t\t<teaser>\n\t\t\t<p>Regroupant 200\u00a0PME \u00e0 vocation internationale, l\u2019organisation <a href=\"https:\/\/www.swisstextiles.ch\/\" target=\"_blank\" rel=\"noopener\">Swiss Textiles<\/a> \u0153uvre \u00e0 la comp\u00e9titivit\u00e9 internationale du secteur suisse du textile et propose \u00e0 ses membres une vaste gamme de prestations et de manifestations.<\/p>\n\t\t<\/teaser>\n\t\t<img decoding=\"async\" src=\"https:\/\/reflectyourstyle.ch\/wp-content\/uploads\/2022\/09\/AdobeStock_325339238-scaled-e1667489836800.jpeg\" alt=\"\" title=\"Painter fleece with spots of paint. Abstract background\">\n\t<img decoding=\"async\" src=\"https:\/\/reflectyourstyle.ch\/wp-content\/uploads\/2022\/09\/AdobeStock_275994315-scaled-e1667489807993.jpeg\" alt=\"\" title=\"pile of used clothes on a light background. Second hand for recy\">\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Le recyclage des textiles, k\u00e9zako&nbsp;?<\/h2>\n\n\n\n<p><strong>Bien des aspects relatifs \u00e0 la r\u00e9utilisation et \u00e0 la dur\u00e9e de vie des textiles sont intimement li\u00e9s au recyclage. Nina Bachmann et Mirjam Matti G\u00e4hwiler de <\/strong><a href=\"https:\/\/www.swisstextiles.ch\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Swiss Textiles<\/strong><\/a><strong> nous invitent \u00e0 un tour d\u2019horizon de la situation actuelle de cette branche et des difficult\u00e9s qu\u2019elle doit affronter.<\/strong><\/p>\n\n\n\n<p>Quand on parle de recyclage de textiles aujourd\u2019hui, on ne fait souvent r\u00e9f\u00e9rence \u00ab&nbsp;qu\u2019au&nbsp;\u00bb ramassage des vieux habits&nbsp;: en Suisse, quelque 36&nbsp;000&nbsp;tonnes sont ainsi collect\u00e9es chaque ann\u00e9e, soit une centaine de tonnes par jour (source&nbsp;: rapport de gestion de TEXAID). Les entreprises qui s\u2019en chargent donnent une deuxi\u00e8me vie \u00e0 un peu plus de la moiti\u00e9 de ces v\u00eatements, vendus sur des march\u00e9s d\u2019occasion dans le monde entier. Il s\u2019agit donc d\u2019une r\u00e9utilisation, et non d\u2019un recyclage. Une fois vendus, ces v\u00eatements sont port\u00e9s une ou, au mieux, plusieurs fois, puis d\u00e9finitivement mis au rebut. Ils finissent alors habituellement dans une d\u00e9charge, plus rarement dans une usine d\u2019incin\u00e9ration des ordures m\u00e9nag\u00e8res. Les textiles trop ab\u00eem\u00e9s pour \u00eatre port\u00e9s sont transform\u00e9s en chiffons d\u2019essuyage, laine effiloch\u00e9e et mat\u00e9riau d\u2019isolation. Cet autre d\u00e9bouch\u00e9 ne constitue pas une fili\u00e8re de recyclage \u00e0 proprement parler, car il transforme des produits de qualit\u00e9 en mat\u00e9riaux de moindre valeur (c\u2019est ce qu\u2019on appelle le <em>downcycling<\/em>).<\/p>\n\n\n\n<p>Le maintien des mat\u00e9riaux textiles dans un v\u00e9ritable circuit ferm\u00e9, le recyclage au vrai sens du terme, c\u2019est une tout autre histoire. Actuellement, il existe deux cat\u00e9gories de techniques de recyclage. Nous avons en premier lieu les traitements m\u00e9caniques qui font passer les vieux habits par les stades de d\u00e9fibrage puis de filage pour produire de nouveaux fils sans recours \u00e0 la chimie. Dans le cas du PET, ces fils sont obtenus par broyage, granulation, fusion et filage. Les techniques m\u00e9caniques ont pour corollaire une perte de qualit\u00e9 in\u00e9vitable selon l\u2019utilisation future pr\u00e9vue&nbsp;: ainsi, le d\u00e9fibrage produit des fibres dites courtes, dont les extr\u00e9mit\u00e9s sont, une fois transform\u00e9es en fils, plus dures que les fibres dites \u00e0 filaments longs, de sorte que les fils issus d\u2019un recyclage m\u00e9canique sont tr\u00e8s rugueux. Si cette caract\u00e9ristique peut \u00eatre sans importance pour des tapis ou m\u00eame pr\u00e9senter des avantages pour leur design, elle est en revanche r\u00e9dhibitoire pour la confection de chemises ou de parures de lit, si bien que la part de fils recycl\u00e9s devra dans ces cas \u00eatre bien plus faible que celle des fils neufs.<\/p>\n\n\n\n<p>Plus efficace en termes de qualit\u00e9 du fil, le recyclage chimique pr\u00e9sente cependant l\u2019inconv\u00e9nient d\u2019\u00eatre un peu plus complexe. Ce proc\u00e9d\u00e9 extrait, \u00e0 l\u2019aide de produits chimiques, les composants de base des mat\u00e9riaux, comme de la cellulose dans le cas du coton ou des hydrocarbures dans le cas du polyester. La puret\u00e9 des mat\u00e9riaux recycl\u00e9s conditionne l\u2019efficacit\u00e9 de cette technique, d\u2019o\u00f9 l\u2019importance du tri en amont. Ces derniers temps, de nouvelles approches permettent toutefois aussi de traiter des tissus m\u00e9lang\u00e9s et, gr\u00e2ce \u00e0 un proc\u00e9d\u00e9 en plusieurs phases, d\u2019en extraire les composants les uns apr\u00e8s les autres. Le recyclage chimique produit une p\u00e2te textile, base pour le filage de nouvelles fibres, qui sont certes (dans le cas du coton) d\u2019une qualit\u00e9 inf\u00e9rieure \u00e0 celle des fibres d\u2019origine, mais qui satisfont tout de m\u00eame \u00e0 des exigences semblables et peuvent se pr\u00eater aux m\u00eames utilisations (comme le lyocell dans le cas des v\u00eatements, par exemple). L\u2019une des difficult\u00e9s que rencontre le recyclage chimique r\u00e9side dans la conformit\u00e9 aux exigences actuelles. En effet, la chimie propose un \u00e9ventail infini de possibilit\u00e9s, dont seule une petite partie sont respectueuses de l\u2019environnement et entrent donc dans une logique de recyclage. Nous assistons dans toute l\u2019Europe, et aussi en Suisse, \u00e0 l\u2019\u00e9closion d\u2019un grand nombre de jeunes pousses d\u00e9sireuses d\u2019apporter leur pierre \u00e0 l\u2019essor d\u2019un recyclage chimique \u00e9cologique. R\u00e9unir les diverses solutions propos\u00e9es dans un proc\u00e9d\u00e9 int\u00e9gr\u00e9 dont le co\u00fbt est assez bas pour faire concurrence aux mat\u00e9riaux neufs, tel sera le pari \u00e0 relever ces prochaines ann\u00e9es.<\/p>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<p>\u2014<\/p>\n\n\n\n<p>As-tu des suggestions ou des critiques&nbsp;? Comment exprimes-tu ton style et quels habits t\u2019accompagnent au long de la journ\u00e9e&nbsp;? Dis-le-nous avec le hashtag #reflectyourstyle sur les r\u00e9seaux sociaux \u2013&nbsp;Instagram ou Facebook&nbsp;\u2013 ou par e-mail <a href=\"mailto:initiative@sts2030.ch\">initiative@sts2030.ch<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u00e9couvre ce qu&rsquo;implique concr\u00e8tement le recyclage des textiles, ainsi qu&rsquo;un aper\u00e7u de la situation actuelle et des d\u00e9fis, selon Swiss Textiles. <\/p>\n","protected":false},"author":5,"featured_media":1374,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[47],"tags":[48,53],"class_list":["post-1841","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-good-to-know-fr","tag-circle-fr","tag-recycle-fr"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Le recyclage des textiles, k\u00e9zako ?\u00a0 - 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