Heat-shrinkable composite laminate film and process for...

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B - Operations, Transporting

29

C

18/783

B29C 47/06 (2006.01) B29C 47/00 (2006.01) B29C 61/06 (2006.01) B32B 27/08 (2006.01) B32B 27/32 (2006.01)

Patent

CA 1218819

TITLE OF THE INVENTION HEAT-SHRINKABLE COMPOSITE LAMINATE FILM AND PROCESS FOR PREPARING THE SAME ABSTRACT OF THE DISCLOSURE Disclosed herein is a heat-shrinkable composite laminate film comprising an intermediate layer of a copolymer of vinylidene chloride, an outer layer of a polyamide, another outer layer of an olefin resin and two adhesive layers disposed between the intermediate layer and each of the two outer layers, the adhesive layers being at least one resin selected from the group consisting of a modified copolymer of ethylene and a vinyl carboxylate or an acrylic ester by an ethylenically unsaturated carboxylic acid or an acid anhydride thereof and a polymeric material obtained by further modifying the above-mentioned modified copolymer with a metal compound, and a process for preparing the same.

439571

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