C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
C08J 5/18 (2006.01) B32B 27/20 (2006.01) B32B 27/36 (2006.01) C08K 3/00 (2006.01) C08L 67/04 (2006.01)
Patent
CA 2440544
Environmentally degradable films comprising a blend of polyhydroxyalkanoate copolymer and a polylactic acid polymer or copolymer are disclosed. Laminates having a first layer comprising a PHA copolymer and a second layer comprising a PLA polymer or copolymer are also disclosed. Disposable articles comprising the environmentally degradable films or laminates are also disclosed.
L'invention porte sur des films dégradables dans l'environnement composés d'un mélange d'un copolymère de polyhydroxyalkanoate (PHA) et d'un polymère ou copolymère d'acide polylactique (PLA), sur des laminés comportant une premier couche de copolymère de PHA et une deuxième couche de polymère ou copolymère de PLA, et sur des articles à jeter comprenant lesdits films ou laminés dégradables dans l'environnement.
Bond Eric Bryan
Melik David Harry
Noda Isao
Dimock Stratton Llp
The Procter & Gamble Company
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