A FOOD GRADE MULTILAYER FILM STRUCTURE FOR THE MANUFACTURING OF FLEXIBLE CONTAINERS OR FLEXIBLE PARTS OF CONTAINERS FOR DRY TO SEMI-LIQUID PRODUCTS

The invention relates to a food grade multilayer film structure (10) for manufacturing flexible containers or flexible parts of containers for dry to semi-liquid products, characterized by consisting of: - a first layer (1) of a cellulose-based barrier film with a thickness between 17 and 23 µm; - a...

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Bibliographic Details
Main Authors JIMENEZ PARDO, MARIA JOSE, GALLUR BLANCA, MIRIAM, VERDU SOLIS, AMPARO
Format Patent
LanguageEnglish
French
Published 23.03.2023
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Summary:The invention relates to a food grade multilayer film structure (10) for manufacturing flexible containers or flexible parts of containers for dry to semi-liquid products, characterized by consisting of: - a first layer (1) of a cellulose-based barrier film with a thickness between 17 and 23 µm; - a second layer (2) of a bio-based Poly(butylene succinate-co-butylene adipate) (PBSA) with a thickness between 80 and 85 µm; and - an adhesive layer (3) joining the first layer (1) and the second layer (2), wherein the multilayer film structure (10) is a compostable according to the European standard EN 13432. L'invention concerne une structure (10) de film multicouche de qualité alimentaire destinée à fabriquer des récipients souples ou des parties souples de récipients pour des produits secs à semi-liquides, caractérisée en ce qu?elle est constituée: - d?une première couche (1) d?un film formant barrière à base de cellulose d?une épaisseur comprise entre 17 et 23 µm; - d?une seconde couche (2) d?un poly(butylène succinate-co-butylène adipate) (PBSA) à base biologique d?une épaisseur comprise entre 80 et 85 µm; et - d?une couche (3) d?adhésif joignant la première couche (1) et la seconde couche (2), la structure (10) de film multicouche étant une matière compostable selon la norme européenne EN 13432.
Bibliography:Application Number: CA20223230870