{"id":1776,"date":"2026-06-06T12:32:55","date_gmt":"2026-06-06T04:32:55","guid":{"rendered":"https:\/\/www.keyfulgroup.com\/?p=1776"},"modified":"2026-06-06T12:33:54","modified_gmt":"2026-06-06T04:33:54","slug":"application-of-cellulose-double-side-heat-sealable-film-in-mono-material-bag-production","status":"publish","type":"post","link":"https:\/\/www.keyfulgroup.com\/fr\/application-of-cellulose-double-side-heat-sealable-film-in-mono-material-bag-production\/","title":{"rendered":"Utilisation d'un film de cellulose thermoscellable des deux c\u00f4t\u00e9s dans la fabrication de sachets mono-mat\u00e9riau"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1422.72px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><h2>Utilisation d'un film de cellulose thermoscellable des deux c\u00f4t\u00e9s dans la fabrication de sachets mono-mat\u00e9riau<\/h2>\n<p><img decoding=\"async\" class=\"lazyload alignnone size-full wp-image-1777\" src=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Application-of-Cellulose-Double-Side-Heat-Sealable-Film-in-Mono-Material-Bag-Production.avif\" data-orig-src=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Application-of-Cellulose-Double-Side-Heat-Sealable-Film-in-Mono-Material-Bag-Production.avif\" alt=\"Utilisation d&#039;un film de cellulose thermoscellable des deux c\u00f4t\u00e9s dans la fabrication de sachets mono-mat\u00e9riau\" width=\"1268\" height=\"634\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271268%27%20height%3D%27634%27%20viewBox%3D%270%200%201268%20634%27%3E%3Crect%20width%3D%271268%27%20height%3D%27634%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Application-of-Cellulose-Double-Side-Heat-Sealable-Film-in-Mono-Material-Bag-Production-18x9.avif 18w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Application-of-Cellulose-Double-Side-Heat-Sealable-Film-in-Mono-Material-Bag-Production-200x100.avif 200w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Application-of-Cellulose-Double-Side-Heat-Sealable-Film-in-Mono-Material-Bag-Production-300x150.avif 300w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Application-of-Cellulose-Double-Side-Heat-Sealable-Film-in-Mono-Material-Bag-Production-400x200.avif 400w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Application-of-Cellulose-Double-Side-Heat-Sealable-Film-in-Mono-Material-Bag-Production-600x300.avif 600w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Application-of-Cellulose-Double-Side-Heat-Sealable-Film-in-Mono-Material-Bag-Production-768x384.avif 768w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Application-of-Cellulose-Double-Side-Heat-Sealable-Film-in-Mono-Material-Bag-Production-800x400.avif 800w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Application-of-Cellulose-Double-Side-Heat-Sealable-Film-in-Mono-Material-Bag-Production-1024x512.avif 1024w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Application-of-Cellulose-Double-Side-Heat-Sealable-Film-in-Mono-Material-Bag-Production-1200x600.avif 1200w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Application-of-Cellulose-Double-Side-Heat-Sealable-Film-in-Mono-Material-Bag-Production.avif 1268w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1268px) 100vw, 1268px\" \/><\/p>\n<p>Sur la voie vers des emballages durables, les marques sont souvent confront\u00e9es \u00e0 un dilemme : faire des compromis sur l'esth\u00e9tique et les performances de conservation de l'emballage, ou assumer le poids environnemental du plastique. Face \u00e0 l'essor mondial de la demande en solutions mono-mat\u00e9riau, le secteur recherche de toute urgence une avanc\u00e9e permettant d'allier des propri\u00e9t\u00e9s barri\u00e8res hautement performantes \u00e0 une compostabilit\u00e9 domestique totale.<\/p>\n<p>Pour relever ce d\u00e9fi sectoriel, Keyful a lanc\u00e9 un mat\u00e9riau innovant con\u00e7u pour allier fonctionnalit\u00e9 et durabilit\u00e9 : le film thermoscellable double face \u00e0 base de cellulose.<\/p>\n<p>Le film thermoscellable double face \u00e0 base de cellulose de Keyful est un mat\u00e9riau innovant sp\u00e9cialement con\u00e7u pour la fabrication de sachets et de sacs monomat\u00e9riaux. Sa structure repose sur un substrat de cellulose renouvelable, recouvert des deux c\u00f4t\u00e9s de couches thermoscellables et barri\u00e8res sp\u00e9cialement con\u00e7ues, gr\u00e2ce \u00e0 un proc\u00e9d\u00e9 d'enduction de pr\u00e9cision.<\/p>\n<p>Ce film allie d'excellentes performances de thermoscellage \u00e0 une transparence exceptionnelle, tout en offrant une compostabilit\u00e9 domestique totale en fin de vie. Dans des conditions de sol naturelles, o\u00f9 les micro-organismes, l'humidit\u00e9 et les facteurs environnementaux agissent de concert, le mat\u00e9riau peut se biod\u00e9grader enti\u00e8rement en dioxyde de carbone et en eau. Ces sous-produits naturels contribuent \u00e0 la sant\u00e9 des sols et sont ensuite r\u00e9absorb\u00e9s par les plantes via le cycle naturel du carbone, permettant ainsi une solution d'emballage v\u00e9ritablement circulaire.<\/p>\n<p>Dans le secteur mondial de la transformation et de la fabrication de sacs, ce mat\u00e9riau est commun\u00e9ment appel\u00e9 <a href=\"https:\/\/www.keyfulgroup.com\/fr\/products\/cellulose-film\/\">Film pour sacs en cellulose<\/a>, film pour sachets en cellophane ou film d'\u00e9tanch\u00e9it\u00e9 en cellulose.<\/p>\n<p>Outre ses propri\u00e9t\u00e9s de compostabilit\u00e9 domestique totale, ce film offre une compatibilit\u00e9 de production exceptionnelle. Con\u00e7u comme une solution pr\u00eate \u00e0 l'emploi, il s'adapte parfaitement aux \u00e9quipements classiques de fabrication de sacs, sans n\u00e9cessiter de mise \u00e0 niveau des machines ni de modification des processus.<\/p>\n<p>Qu'il s'agisse de sachets \u00e0 soudure lat\u00e9rale, de sachets \u00e0 trois soudures lat\u00e9rales, de sachets \u00e0 soudure centrale, de sachets \u00e0 soufflets ou de sachets autocollants, les fabricants peuvent passer sans difficult\u00e9 \u00e0 des emballages \u00e0 base de cellulose tout en conservant leur rendement de production et la qualit\u00e9 de leurs produits.<\/p>\n<p>Pour obtenir des performances de traitement optimales, il convient de tenir compte des recommandations techniques suivantes :<\/p>\n<ul>\n<li>M\u00e9thode d'\u00e9tanch\u00e9it\u00e9 :<\/li>\n<\/ul>\n<p>Ce film, dont la thermosoudabilit\u00e9 est obtenue gr\u00e2ce \u00e0 une technologie de rev\u00eatement fonctionnel, n'est pas adapt\u00e9 aux proc\u00e9d\u00e9s de soudure \u00e0 chaud. Par cons\u00e9quent, une zone de soudure visible restera visible sur le sachet fini. Afin de garantir l'int\u00e9grit\u00e9 de la soudure et les performances de l'emballage, il est recommand\u00e9 de pr\u00e9voir une largeur de soudure d'au moins 5 mm lors de la fabrication des sachets.<\/p>\n<ul>\n<li>Param\u00e8tres de thermoscellage :<\/li>\n<\/ul>\n<p>Une plage de temp\u00e9rature de soudure comprise entre 130 \u00b0C et 170 \u00b0C est recommand\u00e9e pour la fabrication de sachets. La temp\u00e9rature optimale peut varier en fonction de la vitesse de la machine, du temps de maintien et des conditions de production. Il est recommand\u00e9 d'ajuster la temp\u00e9rature de soudure en fonction de la vitesse de la ligne de production afin d'obtenir la meilleure r\u00e9sistance de soudure et la meilleure efficacit\u00e9 de production possibles.<\/p>\n<p><img decoding=\"async\" class=\"lazyload aligncenter wp-image-1778 size-fusion-800\" src=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Gusseted-Bag-800x600.avif\" data-orig-src=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Gusseted-Bag-800x600.avif\" alt=\"\" width=\"800\" height=\"600\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27800%27%20height%3D%27600%27%20viewBox%3D%270%200%20800%20600%27%3E%3Crect%20width%3D%27800%27%20height%3D%27600%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Gusseted-Bag-16x12.avif 16w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Gusseted-Bag-200x150.avif 200w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Gusseted-Bag-300x225.avif 300w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Gusseted-Bag-400x300.avif 400w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Gusseted-Bag-600x450.avif 600w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Gusseted-Bag-768x576.avif 768w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Gusseted-Bag-800x600.avif 800w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Gusseted-Bag-1024x768.avif 1024w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Gusseted-Bag.avif 1194w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: center;\"><span style=\"color: #141617;\">(Sac \u00e0 soufflets)<\/span><\/p>\n<p><img decoding=\"async\" class=\"lazyload aligncenter wp-image-1779 size-large\" src=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Side-Seal-Self-Adhesive-Bag\uff09-1024x768.avif\" data-orig-src=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Side-Seal-Self-Adhesive-Bag\uff09-1024x768.avif\" alt=\"\" width=\"1024\" height=\"768\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271024%27%20height%3D%27768%27%20viewBox%3D%270%200%201024%20768%27%3E%3Crect%20width%3D%271024%27%20height%3D%27768%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Side-Seal-Self-Adhesive-Bag\uff09-16x12.avif 16w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Side-Seal-Self-Adhesive-Bag\uff09-200x150.avif 200w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Side-Seal-Self-Adhesive-Bag\uff09-300x225.avif 300w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Side-Seal-Self-Adhesive-Bag\uff09-400x300.avif 400w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Side-Seal-Self-Adhesive-Bag\uff09-600x450.avif 600w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Side-Seal-Self-Adhesive-Bag\uff09-768x576.avif 768w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Side-Seal-Self-Adhesive-Bag\uff09-800x600.avif 800w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Side-Seal-Self-Adhesive-Bag\uff09-1024x768.avif 1024w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Side-Seal-Self-Adhesive-Bag\uff09-1200x900.avif 1200w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Side-Seal-Self-Adhesive-Bag\uff09.avif 1268w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p style=\"text-align: center;\"><span style=\"color: #141617;\">(Sachet autocollant \u00e0 soudure lat\u00e9rale)<\/span><\/p>\n<p><img decoding=\"async\" class=\"lazyload size-full wp-image-1780 aligncenter\" src=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Center-Seal-Bag\uff09.avif\" data-orig-src=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Center-Seal-Bag\uff09.avif\" alt=\"\" width=\"823\" height=\"1098\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27823%27%20height%3D%271098%27%20viewBox%3D%270%200%20823%201098%27%3E%3Crect%20width%3D%27823%27%20height%3D%271098%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Center-Seal-Bag\uff09-9x12.avif 9w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Center-Seal-Bag\uff09-200x267.avif 200w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Center-Seal-Bag\uff09-225x300.avif 225w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Center-Seal-Bag\uff09-400x534.avif 400w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Center-Seal-Bag\uff09-600x800.avif 600w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Center-Seal-Bag\uff09-768x1025.avif 768w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Center-Seal-Bag\uff09-800x1067.avif 800w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\uff08Center-Seal-Bag\uff09.avif 823w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 823px) 100vw, 823px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>(Sachet \u00e0 fermeture centrale)<\/strong><\/p>\n<p><img decoding=\"async\" class=\"lazyload aligncenter wp-image-1781 size-full\" src=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Three-Side-Seal-Bag.avif\" data-orig-src=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Three-Side-Seal-Bag.avif\" alt=\"\" width=\"1267\" height=\"845\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271267%27%20height%3D%27845%27%20viewBox%3D%270%200%201267%20845%27%3E%3Crect%20width%3D%271267%27%20height%3D%27845%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Three-Side-Seal-Bag-18x12.avif 18w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Three-Side-Seal-Bag-200x133.avif 200w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Three-Side-Seal-Bag-300x200.avif 300w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Three-Side-Seal-Bag-400x267.avif 400w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Three-Side-Seal-Bag-600x400.avif 600w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Three-Side-Seal-Bag-768x512.avif 768w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Three-Side-Seal-Bag-800x534.avif 800w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Three-Side-Seal-Bag-1024x683.avif 1024w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Three-Side-Seal-Bag-1200x800.avif 1200w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/Three-Side-Seal-Bag.avif 1267w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1267px) 100vw, 1267px\" \/><\/p>\n<p style=\"text-align: center;\"><span style=\"color: #141617;\">(Sachet \u00e0 trois c\u00f4t\u00e9s soud\u00e9s)<\/span><\/p>\n<p>Lorsqu'on aborde la question des performances de thermoscellage, il est important de proposer une comparaison objective. Les films en poly\u00e9thyl\u00e8ne (PE) classiques permettent d'obtenir une r\u00e9sistance de scellage exceptionnellement \u00e9lev\u00e9e gr\u00e2ce \u00e0 la fusion thermique \u00e0 haute temp\u00e9rature. Cependant, leur caract\u00e8re non biod\u00e9gradable et leurs performances de barri\u00e8re relativement limit\u00e9es sont de moins en moins compatibles avec les objectifs actuels en mati\u00e8re de d\u00e9veloppement durable.<\/p>\n<p>Qu'est-ce qui fait que Keyful <a href=\"https:\/\/www.keyfulgroup.com\/fr\/products\/cellulose-film\/\">Film thermoscellable double face \u00e0 base de cellulose<\/a> Ce qui le rend unique, c'est sa capacit\u00e9 \u00e0 trouver un \u00e9quilibre optimal entre responsabilit\u00e9 environnementale, protection des produits et dur\u00e9e de conservation.<\/p>\n<ul>\n<li>Excellentes performances de protection<\/li>\n<\/ul>\n<p>Ce film offre d'excellentes propri\u00e9t\u00e9s barri\u00e8res, notamment contre l'oxyg\u00e8ne et l'humidit\u00e9, ce qui contribue \u00e0 pr\u00e9server la qualit\u00e9 des produits et \u00e0 prolonger leur dur\u00e9e de conservation dans un large \u00e9ventail d'applications, notamment les produits frais, les v\u00eatements et d'autres produits sensibles \u00e0 l'humidit\u00e9.<\/p>\n<ul>\n<li>Indicateurs de performance chiffr\u00e9s<\/li>\n<\/ul>\n<p>Ce mat\u00e9riau pr\u00e9sente un taux de transmission d'oxyg\u00e8ne (OTR) inf\u00e9rieur \u00e0 3 cm\u00b3\/m\u00b2\/jour et un taux de transmission de vapeur d'eau (WVTR) inf\u00e9rieur \u00e0 16 g\/m\u00b2\/jour, r\u00e9pondant ainsi aux exigences de performance g\u00e9n\u00e9ralement associ\u00e9es aux solutions d'emballage \u00e0 haute barri\u00e8re.<\/p>\n<ul>\n<li>Concilier durabilit\u00e9 et fonctionnalit\u00e9<\/li>\n<\/ul>\n<p>Tout en garantissant une compostabilit\u00e9 domestique totale et une int\u00e9gration parfaite dans le cycle naturel du carbone, ce film offre \u00e9galement la protection fonctionnelle n\u00e9cessaire aux applications d'emballage r\u00e9elles. Gr\u00e2ce \u00e0 une technologie de rev\u00eatement de pointe, Keyful propose une solution d'emballage qui allie responsabilit\u00e9 environnementale et performances fiables, permettant ainsi aux marques de r\u00e9duire leur empreinte \u00e9cologique sans compromettre l'efficacit\u00e9 de leurs emballages.<\/p>\n<p><img decoding=\"async\" class=\"lazyload size-full wp-image-1782 aligncenter\" src=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72476.avif\" data-orig-src=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72476.avif\" alt=\"\" width=\"1267\" height=\"845\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271267%27%20height%3D%27845%27%20viewBox%3D%270%200%201267%20845%27%3E%3Crect%20width%3D%271267%27%20height%3D%27845%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72476-18x12.avif 18w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72476-200x133.avif 200w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72476-300x200.avif 300w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72476-400x267.avif 400w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72476-600x400.avif 600w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72476-768x512.avif 768w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72476-800x534.avif 800w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72476-1024x683.avif 1024w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72476-1200x800.avif 1200w, https:\/\/www.keyfulgroup.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72476.avif 1267w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1267px) 100vw, 1267px\" \/><\/p>\n<p>Pour pallier la faiblesse traditionnelle de la r\u00e9sistance au thermoscellage des substrats en cellulose, Keyful a r\u00e9alis\u00e9 une avanc\u00e9e technologique majeure. Nous avons d\u00e9velopp\u00e9 en interne une technologie exclusive de rev\u00eatement \u00e0 base d'eau respectueuse de l'environnement, qui a permis d'augmenter la r\u00e9sistance au thermoscellage de 2 N \u00e0 6 N. Cette technologie est actuellement \u00e0 la pointe dans le domaine de la fabrication de sacs en cellulose et a \u00e9t\u00e9 sp\u00e9cialement d\u00e9velopp\u00e9e pour les applications n\u00e9cessitant une capacit\u00e9 de charge et une stabilit\u00e9 de scellage accrues.<\/p>\n<p>Afin de r\u00e9pondre aux besoins vari\u00e9s des diff\u00e9rents secteurs, nous proposons quatre \u00e9paisseurs de film : 22 \u03bcm, 30 \u03bcm, 35 \u03bcm et 40 \u03bcm, tout en offrant des solutions sur mesure pour les grandes largeurs. Que vous soyez sp\u00e9cialis\u00e9 dans l'emballage de snacks l\u00e9gers, l'emballage industriel de jouets, de produits m\u00e9talliques ou de v\u00eatements n\u00e9cessitant une stabilit\u00e9 accrue, ou que vous travailliez dans le secteur des produits frais soumis \u00e0 des exigences strictes en mati\u00e8re de conservation, le film thermoscellable \u00e0 barri\u00e8re en cellulose haute transparence de Keyful offre des solutions pr\u00e9cises et sur mesure pour aider vos produits \u00e0 se d\u00e9marquer sur le march\u00e9 final.<\/p>\n<h3>FAQ<\/h3>\n<p id=\"p-rc_ad4a83093735ec8c-27\" data-path-to-node=\"1\"><span data-path-to-node=\"1,0\"><b data-path-to-node=\"1,0\" data-index-in-node=\"0\">Q1 : Qu'est-ce qu'un film thermoscellable double face \u00e0 base de cellulose ?<\/b> <\/span><\/p>\n<p data-path-to-node=\"1\"><span data-path-to-node=\"1,0\"><b data-path-to-node=\"1,0\" data-index-in-node=\"54\">R :<\/b> Il s'agit d'un mat\u00e9riau d'emballage innovant sp\u00e9cialement con\u00e7u pour la fabrication de sachets et de sacs monomat\u00e9riaux<\/span><span data-path-to-node=\"1,2\">. La structure se compose d'un substrat en cellulose renouvelable recouvert, sur les deux faces, de couches thermosoudables et barri\u00e8res sp\u00e9cialement con\u00e7ues, gr\u00e2ce \u00e0 un proc\u00e9d\u00e9 d'enduction de pr\u00e9cision<\/span><span data-path-to-node=\"1,4\">.<\/span><\/p>\n<p id=\"p-rc_ad4a83093735ec8c-28\" data-path-to-node=\"2\"><span data-path-to-node=\"2,0\"><b data-path-to-node=\"2,0\" data-index-in-node=\"0\">Q2 : Le film pour sacs en cellulose est-il enti\u00e8rement compostable ?<\/b> <\/span><\/p>\n<p data-path-to-node=\"2\"><span data-path-to-node=\"2,0\"><b data-path-to-node=\"2,0\" data-index-in-node=\"49\">R :<\/b> Oui, ce film est enti\u00e8rement compostable \u00e0 domicile en fin de vie<\/span><span data-path-to-node=\"2,2\">. Lorsqu'il est expos\u00e9 \u00e0 des conditions de sol naturelles o\u00f9 les facteurs environnementaux, l'humidit\u00e9 et les micro-organismes interagissent, ce mat\u00e9riau se biod\u00e9grade enti\u00e8rement en eau et en dioxyde de carbone<\/span><span data-path-to-node=\"2,4\">. Ces sous-produits sont r\u00e9absorb\u00e9s par les plantes dans le cadre du cycle naturel du carbone, ce qui en fait une solution d'emballage v\u00e9ritablement circulaire<\/span><span data-path-to-node=\"2,6\">.<\/span><\/p>\n<p id=\"p-rc_ad4a83093735ec8c-29\" data-path-to-node=\"3\"><span data-path-to-node=\"3,0\"><b data-path-to-node=\"3,0\" data-index-in-node=\"0\">Q3 : Le passage \u00e0 ce film n\u00e9cessite-t-il une mise \u00e0 niveau des machines ?<\/b> <\/span><\/p>\n<p data-path-to-node=\"3\"><span data-path-to-node=\"3,0\"><b data-path-to-node=\"3,0\" data-index-in-node=\"64\">R :<\/b> Aucune mise \u00e0 niveau des machines ni aucune modification des processus n'est n\u00e9cessaire<\/span><span data-path-to-node=\"3,2\">. Ce film est con\u00e7u comme une solution pr\u00eate \u00e0 l'emploi qui fonctionne avec une grande efficacit\u00e9 sur les \u00e9quipements classiques de fabrication de sacs<\/span><span data-path-to-node=\"3,4\">. Cela permet aux fabricants de passer sans difficult\u00e9 \u00e0 des emballages \u00e0 base de cellulose tout en pr\u00e9servant la qualit\u00e9 de leurs produits et leur efficacit\u00e9 de production<\/span><span data-path-to-node=\"3,6\">.<\/span><\/p>\n<p id=\"p-rc_ad4a83093735ec8c-30\" data-path-to-node=\"4\"><span data-path-to-node=\"4,0\"><b data-path-to-node=\"4,0\" data-index-in-node=\"0\">Q4 : Quels types de sacs peut-on fabriquer \u00e0 partir du film Cellulose Seal ?<\/b> <\/span><\/p>\n<p data-path-to-node=\"4\"><span data-path-to-node=\"4,0\"><b data-path-to-node=\"4,0\" data-index-in-node=\"66\">R :<\/b> Ce mat\u00e9riau est extr\u00eamement polyvalent et permet de fabriquer une grande vari\u00e9t\u00e9 de formats, notamment des sachets \u00e0 trois soudures lat\u00e9rales, des sachets \u00e0 soudure lat\u00e9rale, des sachets \u00e0 soudure centrale, des sachets \u00e0 soufflets et des sachets autocollants<\/span><span data-path-to-node=\"4,2\">.<\/span><\/p>\n<p id=\"p-rc_ad4a83093735ec8c-31\" data-path-to-node=\"5\"><span data-path-to-node=\"5,0\"><b data-path-to-node=\"5,0\" data-index-in-node=\"0\">Q5 : Quels sont les param\u00e8tres de thermoscellage recommand\u00e9s pour une production optimale de sachets ?<\/b> <\/span><\/p>\n<p data-path-to-node=\"5\"><span data-path-to-node=\"5,0\"><b data-path-to-node=\"5,0\" data-index-in-node=\"81\">R :<\/b> Il est recommand\u00e9 d'utiliser une plage de temp\u00e9rature de scellage comprise entre 130 \u00b0C et 170 \u00b0C ; toutefois, pour une efficacit\u00e9 optimale, il est conseill\u00e9 d'ajuster ces param\u00e8tres en fonction de la vitesse de la ligne, du temps de maintien et des conditions de production<\/span><span data-path-to-node=\"5,2\">. Il est important de noter que les proc\u00e9d\u00e9s de scellage \u00e0 chaud ne sont pas adapt\u00e9s \u00e0 cette technologie de rev\u00eatement fonctionnel<\/span><span data-path-to-node=\"5,4\">. Afin de garantir la fiabilit\u00e9 de l'emballage et l'int\u00e9grit\u00e9 du scellage, il est recommand\u00e9 de respecter une largeur minimale de soudure de 5 mm<\/span><span data-path-to-node=\"5,6\">.<\/span><\/p>\n<p id=\"p-rc_ad4a83093735ec8c-32\" data-path-to-node=\"6\"><span data-path-to-node=\"6,0\"><b data-path-to-node=\"6,0\" data-index-in-node=\"0\">Q6 : Quelles sont les propri\u00e9t\u00e9s barri\u00e8res sp\u00e9cifiques de ce film ?<\/b> <\/span><\/p>\n<p data-path-to-node=\"6\"><span data-path-to-node=\"6,0\"><b data-path-to-node=\"6,0\" data-index-in-node=\"58\">R :<\/b> Ce film offre des propri\u00e9t\u00e9s barri\u00e8res exceptionnelles, sp\u00e9cialement con\u00e7u pour prot\u00e9ger contre l'humidit\u00e9 et l'oxyg\u00e8ne<\/span><span data-path-to-node=\"6,2\">. Il pr\u00e9sente un taux de transmission de l'oxyg\u00e8ne (OTR) inf\u00e9rieur \u00e0 3 cm\u00b3\/m\u00b2\/jour et un taux de transmission de la vapeur d'eau (WVTR) inf\u00e9rieur \u00e0 16 g\/m\u00b2\/jour<\/span><span data-path-to-node=\"6,4\">. Cela en fait une solution id\u00e9ale pour prolonger la dur\u00e9e de conservation des produits frais, des v\u00eatements et d'autres articles sensibles \u00e0 l'humidit\u00e9<\/span><span data-path-to-node=\"6,6\">.<\/span><\/p>\n<p id=\"p-rc_ad4a83093735ec8c-33\" data-path-to-node=\"7\"><span data-path-to-node=\"7,0\"><b data-path-to-node=\"7,0\" data-index-in-node=\"0\">Q7 : Quelle est la r\u00e9sistance du thermoscellage par rapport aux films de cellulose traditionnels ?<\/b> <\/span><\/p>\n<p data-path-to-node=\"7\"><span data-path-to-node=\"7,0\"><b data-path-to-node=\"7,0\" data-index-in-node=\"73\">R :<\/b> Alors que les substrats en cellulose classiques pr\u00e9sentent g\u00e9n\u00e9ralement une r\u00e9sistance au thermoscellage limit\u00e9e \u00e0 2 N, Keyful a mis en \u0153uvre une technologie exclusive de rev\u00eatement \u00e0 base d'eau et respectueuse de l'environnement afin d'augmenter cette r\u00e9sistance \u00e0 6 N<\/span><span data-path-to-node=\"7,2\">. Cette avanc\u00e9e offre la capacit\u00e9 de charge et la stabilit\u00e9 d'\u00e9tanch\u00e9it\u00e9 accrues requises pour les applications exigeantes<\/span><span data-path-to-node=\"7,4\">.<\/span><\/p>\n<p id=\"p-rc_ad4a83093735ec8c-34\" data-path-to-node=\"8\"><span data-path-to-node=\"8,0\"><b data-path-to-node=\"8,0\" data-index-in-node=\"0\">Q8 : Quelles sont les \u00e9paisseurs et les dimensions disponibles ?<\/b> <\/span><\/p>\n<p data-path-to-node=\"8\"><span data-path-to-node=\"8,0\"><b data-path-to-node=\"8,0\" data-index-in-node=\"51\">R :<\/b> Afin de r\u00e9pondre aux divers besoins du secteur \u2014 qu'il s'agisse d'emballages l\u00e9gers pour snacks ou d'emballages industriels pour jouets ou produits m\u00e9talliques \u2014, ce film est disponible en quatre \u00e9paisseurs standard : 22 \u03bcm, 30 \u03bcm, 35 \u03bcm et 40 \u03bcm<\/span><span data-path-to-node=\"8,2\">. De plus, des solutions sur mesure de grande largeur sont disponibles pour r\u00e9pondre \u00e0 des besoins sp\u00e9cifiques<\/span><span data-path-to-node=\"8,4\">.<\/span><\/p>\n<\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":1783,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1776","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cellulose Heat-Sealable Film for Mono-Material Bag Production | Keyful<\/title>\n<meta name=\"description\" content=\"Upgrade your bag making with Keyful&#039;s innovative cellulose film. 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