C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 3/02 (2006.01) B65D 65/46 (2006.01)
Patent
CA 2676360
The present invention has, as object, biodegradable compositions consisting of starch, plasticising agent, proteins, a cross-linking enzyme and water; the process for obtaining said compositions; their use for producing biodegradable items, useful in particular for packaging food products, and the biodegradable items thus obtained. In particular, such composition, which is normally obtained in granule form, contains 40% - 70% starch, 8% - 40% plasticiser, 5% - 30% cellulose, 0.5% - 5 % proteins; the cross-linking enzyme is transglutaminase.
La présente invention concerne, en tant qu'objet, des compositions biodégradables consistant en de l'amidon, un plastifiant, des protéines, une enzyme de réticulation et de l'eau ; le procédé d'obtention desdites compositions ; leur utilisation pour produire des articles biodégradables, utiles en particulier pour conditionner des produits alimentaires, et les articles biodégradables ainsi obtenus. En particulier, une telle composition, qui est normalement obtenue sous forme de granules, contient de 40 % à 70 % d'amidon, de 8 % à 40 % de plastifiant, de 5 % à 30 % de cellulose, de 0,5 % à 5 % de protéines ; l'enzyme de réticulation est la transglutaminase.
Carcano Cesare
Mascheroni Erika
Goudreau Gage Dubuc
Obtusa Investimentos E. Gestao Limidada
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