Polymeric self-sealing films

Details Polymeric self-sealing films Polymeric self-sealing films

C - Chemistry, Metallurgy

08

K

400/4903

C08K 5/10 (2006.01) C08L 23/02 (2006.01)

Patent

CA 1058346

ABSTRACT A composition suitable for fabricating into a self-seating film comprises: (i) 95.0 to 99.9 wt.% of a mixture of a thermoplastic polyolefin and a copolymer of ethylene and vinyl acetate, the proportion of polymerized vinyl acetate in the mixture being from 0.10 to 1.95 wt.% and (ii) 0.1 to 5.0 wt.% of a partial ester of a carboxylic acid and a polyol, e.g. sorbitan monolaurate. The film can be made for example by tubular blowing.

230845

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