B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
154/140
B32B 27/32 (2006.01) C08L 23/14 (2006.01) C08L 23/16 (2006.01) C09J 5/06 (2006.01) C09J 123/14 (2006.01)
Patent
CA 1289448
Heat-sealable multi-layer films of polyolefine A b s t r a c t Heat-sealable, at least monoaxially orientated multi-layer film of a base layer of a polypropylene and at least one heat-sealable layer of 1. 35 to 70X by weight, preferably 38 to 60X by weight, of olefin polymers of A) at least one terpolymer consisting of a) 65 to 82X by weight of propylene, b) 25 to 14% by weight of butene-1 c) 10 to 4X by weight of ethylene, and B) 0 to 7% by weight of a copolymer of ethylene and butene-1, wherein the sum of A) and B) or of a) to c) must always give 100% by weight and the monomer content of components A) and B) must always give 65 to 82% by weight of propylene, 25 to 14% by weight of butene-1 and 10 to 4% by weight of ethylene, 2. 65 to 30% by weight, preferably 62 to 40% by weight, of a propylene/ethylene copolymer uith 2 to 6% by weight of ethylene, wherein the sum of 1. and 2. must always give 100% by weight, and 3. if appropriate customary auxiliaries and additives.
542341
Bohner Jurgen
Schinkel Ingo
Fetherstonhaugh & Co.
Wolff Walsrode Aktiengesellschaft
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