B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 27/08 (2006.01) A22C 13/00 (2006.01) B29D 23/00 (2006.01) B32B 1/08 (2006.01) B32B 27/34 (2006.01) B65D 65/40 (2006.01)
Patent
CA 2356590
Multilayer tubular film based on polyamide comprising - an outer polymer layer based on aliphatic or partially aromatic polyamides or copolyamides or blends thereof, up to 30% by weight of which, based on the outer layer, can be replaced by other polymers, - a middle polyamide layer based on - ethylene-C1-8-alkyl acrylate copolymers and - ethylene-maleic anhydride copolymers and/or ethylene-C1-8-alkyl acrylate- maleic anhydride copolymers, up to 20% by weight of which, based on the middle layer, can be replaced by other polymers, - an inner polymer layer based on 40 to 100% by weight, based on the inner layer, of aliphatic or partially aromatic polyamides or copolyamides or blends thereof, 0 to 60% by weight of carboxyl-containing ethylene copolymers or their salts and 0 to 20% by weight of other polymers, the total amount of which gives 100% by weight.
Goudreau Gage Dubuc
Victus Lebensmittelindustriebedarf Vertriebsgesellschaft Mbh
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