Patent ID: 9248627
Filing Date: 2016-02-02
CPC Classification: B32B,H01L,Y02E,Y10T

Claim Text:
1. A multilayer film, comprising, in the order listed: a) a layer of a moulding composition which comprises at least 35% by weight, based on the overall layer moulding composition, of polyamide; c) a layer of a moulding composition which comprises at least 35% by weight, based on the overall layer moulding composition, of a polypropylene; e) a layer of a moulding composition which comprises at least 35% by weight, based on the overall moulding composition, of polyamide; wherein the layer c) further comprises a polypropylene having from 0.1 to 4% by weight of a copolymerized unsaturated anhydride, or the layer c) further comprises a polypropylene compatible functionalized polyolefin which is selected from the group consisting of copolymers comprising at least 2 of ethylene, methyl acrylate and ethylacrylate which are functionalized with glycidyl methacrylate, maleic anhydride or a mixture thereof.