{"id":46686,"date":"2026-01-14T14:01:35","date_gmt":"2026-01-14T13:01:35","guid":{"rendered":"https:\/\/www.emballagedigest.fr\/?p=46686"},"modified":"2026-01-19T14:06:14","modified_gmt":"2026-01-19T13:06:14","slug":"biomateriaux-la-lignine-fait-parler-delle","status":"publish","type":"post","link":"https:\/\/www.emballagedigest.fr\/en\/biomateriaux-la-lignine-fait-parler-delle\/","title":{"rendered":"Biomat\u00e9riaux\u00a0: la lignine fait parler d\u2019elle"},"content":{"rendered":"<p><strong>Encore r\u00e9cemment peu connue et valoris\u00e9e, la lignine, ce produit de seconde g\u00e9n\u00e9ration, suscite un int\u00e9r\u00eat grandissant dans le secteur des biomat\u00e9riaux, pouss\u00e9e par la R&amp;D et l\u2019investissement industriel du fabricant su\u00e9dois Lignin Industries AB. Au printemps dernier, l\u2019entreprise\u00a0a annonc\u00e9 avoir lev\u00e9 3,9 millions d\u2019euros de fonds pour acc\u00e9l\u00e9rer la production \u00e0 grande \u00e9chelle de son\u00a0thermoplastique biosourc\u00e9\u00a0d\u00e9riv\u00e9 d\u2019arbres.<\/strong><\/p>\n\n\n\n<p>Longtemps consid\u00e9r\u00e9e comme un simple r\u00e9sidu de l\u2019industrie papeti\u00e8re, la lignine pourrait bien s\u2019imposer comme l\u2019un des mat\u00e9riaux cl\u00e9s de la transition des plastiques. C\u2019est le pari industriel de Lignin Industries AB, entreprise su\u00e9doise fond\u00e9e en 2018 par Dr Christopher Carrick, docteur en chimie, apr\u00e8s plus d\u2019une d\u00e9cennie de recherche consacr\u00e9e \u00e0 ce polym\u00e8re naturel abondant.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"565\" src=\"https:\/\/www.emballagedigest.fr\/wp-content\/uploads\/2026\/01\/Lignin2.jpg\" alt=\"\" class=\"wp-image-46688\" style=\"width:840px;height:auto\" srcset=\"https:\/\/www.emballagedigest.fr\/wp-content\/uploads\/2026\/01\/Lignin2.jpg 800w, https:\/\/www.emballagedigest.fr\/wp-content\/uploads\/2026\/01\/Lignin2-300x212.jpg 300w, https:\/\/www.emballagedigest.fr\/wp-content\/uploads\/2026\/01\/Lignin2-768x542.jpg 768w, https:\/\/www.emballagedigest.fr\/wp-content\/uploads\/2026\/01\/Lignin2-18x12.jpg 18w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Constituant pr\u00e8s de 25% de la structure du bois de bouleau et pr\u00e9sent chez tous les v\u00e9g\u00e9taux, la lignine est un r\u00e9sidu de seconde g\u00e9n\u00e9ration abondant, issu des proc\u00e9d\u00e9s de fabrication de p\u00e2te \u00e0 papier. Jusqu\u2019\u00e0 r\u00e9cemment, elle demeurait tr\u00e8s largement sous-valoris\u00e9e : dans 99% des cas, elle finissait incin\u00e9r\u00e9e. Les travaux du Dr Christopher Carrick ont cependant d\u00e9montr\u00e9 que la lignine pr\u00e9sente des propri\u00e9t\u00e9s m\u00e9caniques et fonctionnelles comparables aux plastiques d\u2019origine fossile, ouvrant la voie \u00e0 des applications industrielles \u00e0 grande \u00e9chelle, notamment dans l\u2019emballage.<\/p>\n\n\n\n<p>Bas\u00e9e \u00e0 Knivsta, pr\u00e8s de Stockholm, Lignin Industries a d\u00e9velopp\u00e9 une technologie brevet\u00e9e permettant de transformer la lignine en un thermoplastique biosourc\u00e9 et renouvelable, commercialis\u00e9 sous la marque Renol\u00ae. Si la premi\u00e8re unit\u00e9 de production, implant\u00e9e \u00e0 Knivsta, dispose d\u2019une capacit\u00e9 annuelle de 2 000 tonnes, elle est d\u00e9sormais compl\u00e9t\u00e9e par des capacit\u00e9s suppl\u00e9mentaires de 7 000 tonnes toujours en Su\u00e8de et de 15 000 tonnes en France, signe de l\u2019ambition europ\u00e9enne de l\u2019entreprise.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/www.emballagedigest.fr\/wp-content\/uploads\/2026\/01\/Lignin3.jpg\" alt=\"\" class=\"wp-image-46689\" srcset=\"https:\/\/www.emballagedigest.fr\/wp-content\/uploads\/2026\/01\/Lignin3.jpg 800w, https:\/\/www.emballagedigest.fr\/wp-content\/uploads\/2026\/01\/Lignin3-300x169.jpg 300w, https:\/\/www.emballagedigest.fr\/wp-content\/uploads\/2026\/01\/Lignin3-768x432.jpg 768w, https:\/\/www.emballagedigest.fr\/wp-content\/uploads\/2026\/01\/Lignin3-18x10.jpg 18w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Lignin Industries fournit des acteurs industriels majeurs tels que Modepack, Hellyar, Scania, Picda ou ABB et les accompagne dans l\u2019int\u00e9gration de produits biosourc\u00e9s \u00e0 travers la technologie de<br>Lignin Industries. Contrairement \u00e0 d\u2019autres solutions biosourc\u00e9es, la lignine pr\u00e9sente plusieurs avantages structurels : abondance de la ressource, absence de concurrence avec l\u2019alimentaire, recyclabilit\u00e9 dans les fili\u00e8res existantes et prix comp\u00e9titifs. Les m\u00e9langes-ma\u00eetre Renol\u00ae peuvent en outre \u00eatre color\u00e9s et personnalis\u00e9s, facilitant leur int\u00e9gration dans des cahiers des charges exigeants. Les applications couvrent un spectre large : films PE, profil\u00e9s, plaques, pi\u00e8ces inject\u00e9es ou thermoform\u00e9es, pour des march\u00e9s allant de l\u2019emballage \u00e0 la mobilit\u00e9, en passant par l\u2019industrie, les biens de consommation, les loisirs ou la construction.<\/p>\n\n\n\n<p>Pour les applications emballage, le Renol\u00ae pour PE appara\u00eet comme le plus adapt\u00e9. Les formulations int\u00e8grent g\u00e9n\u00e9ralement 60% de Renol\u00ae masterbatch, associ\u00e9 \u00e0 40% de PE recycl\u00e9, tout en restant compatibles avec la majorit\u00e9 des grades de LDPE et HDPE. Les mat\u00e9riaux peuvent \u00eatre transform\u00e9s sur les lignes de soufflage, d\u2019extrusion ou de gonflage existantes, sans investissement lourd pour les transformateurs. Un argument d\u00e9cisif dans un secteur soumis \u00e0 de fortes contraintes de co\u00fbts et de productivit\u00e9.<\/p>\n\n\n\n<p>Sur le plan industriel, la lignine \u2013 initialement disponible sous forme de poudre volatile \u2013 est m\u00e9lang\u00e9e \u00e0 une huile biosourc\u00e9e raffin\u00e9e dans des conditions ATEX, afin d\u2019obtenir un m\u00e9lange-ma\u00eetre baptis\u00e9 Renol\u00ae int\u00e9grant du PP, du PE ou de l\u2019ABS, qu\u2019ils soient vierges ou recycl\u00e9s. En int\u00e9grant 50 \u00e0 70% de Renol\u00ae, l\u2019entreprise affirme pouvoir atteindre une neutralit\u00e9 carbone, voire un bilan carbone n\u00e9gatif, selon les formulations des produits finis. Autre b\u00e9n\u00e9fice notable : le Renol\u00ae permet de transformer les polym\u00e8res \u00e0 plus basse temp\u00e9rature, g\u00e9n\u00e9rant des \u00e9conomies d\u2019\u00e9nergie significatives. La lignine joue \u00e9galement un r\u00f4le d\u2019antioxydant naturel et am\u00e9liore la r\u00e9sistance \u00e0 la perforation requise par la majorit\u00e9 des applications d\u2019emballage, des propri\u00e9t\u00e9s particuli\u00e8rement recherch\u00e9es dans les applications d\u2019emballage. Dans ce secteur, le Renol\u00ae a d\u00e9j\u00e0 \u00e9t\u00e9 int\u00e9gr\u00e9e dans des sacs e-commerce certifi\u00e9s recyclables par Interzero, des sacs poubelle 100% PCR de 20 microns, ainsi que des bacs palettes destin\u00e9s \u00e0 la logistique.<\/p>\n\n\n\n<p>\u00abFace \u00e0 la pression r\u00e9glementaire europ\u00e9enne, la lignine s\u00e9duit de plus en plus de marques \u00e0 la recherche de mat\u00e9riaux biosourc\u00e9s, \u00e0 l\u2019empreinte de CO<sub>2<\/sub> r\u00e9duite et recyclables tout en \u00e9tant performants sur le plan technique et comp\u00e9titifs en termes de co\u00fbts. En cela, notre mat\u00e9riau coche tous les cases\u00bb, conclut Edouard Chantegraille, directeur des ventes Europe du sud chez Lignin Industries AB. <\/p>","protected":false},"excerpt":{"rendered":"<p>Encore r\u00e9cemment peu connue et valoris\u00e9e, la lignine, ce produit de seconde g\u00e9n\u00e9ration, suscite un int\u00e9r\u00eat grandissant dans le secteur des biomat\u00e9riaux, pouss\u00e9e par la R&amp;D et l\u2019investissement industriel du fabricant su\u00e9dois Lignin Industries AB. Au printemps dernier, l\u2019entreprise\u00a0a annonc\u00e9 avoir lev\u00e9 3,9 millions d\u2019euros de fonds pour acc\u00e9l\u00e9rer la production \u00e0 grande \u00e9chelle de [&hellip;]<\/p>","protected":false},"author":2,"featured_media":46687,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"iawp_total_views":20,"footnotes":""},"categories":[28,26,10,65],"tags":[],"class_list":["post-46686","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-article-entier","category-laterale","category-materiaux","category-vu-dans-le-mag"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Biomat\u00e9riaux\u00a0: la lignine fait parler d\u2019elle - Emballage Digest<\/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.emballagedigest.fr\/en\/biomateriaux-la-lignine-fait-parler-delle\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Biomat\u00e9riaux\u00a0: la lignine fait parler d\u2019elle - Emballage Digest\" \/>\n<meta property=\"og:description\" content=\"Encore r\u00e9cemment peu connue et valoris\u00e9e, la lignine, ce produit de seconde g\u00e9n\u00e9ration, suscite un int\u00e9r\u00eat grandissant dans le secteur des biomat\u00e9riaux, pouss\u00e9e par la R&amp;D et l\u2019investissement industriel du fabricant su\u00e9dois Lignin Industries AB. 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