Copolymers of vinyl acetate and poly(alkyleneoxy) acrylates

Details Copolymers of vinyl acetate and poly(alkyleneoxy) acrylates Copolymers of vinyl acetate and poly(alkyleneoxy) acrylates

C - Chemistry, Metallurgy

08

F

402/507

C08F 8/12 (2006.01) C08F 216/06 (2006.01) C08F 218/08 (2006.01) C08F 220/28 (2006.01)

Patent

CA 1286835

ABSTRACT A substantially homogeneous random vinyl acetate copolymer comprising the following general structure: Image wherein R is hydrogen or methyl; R1 is hydrogen or methyl; R2 is hydrogen, C1-C20 alkyl, C6-C20 aryl or C7-C30 alkylaryl; n is a number from 1-1,000; y is 50-99.999 mole%; and z is 0.001-50 mole%. The vinyl acetate copolymer is hydrolyzed to provide a substantially random homogeneous vinyl alcohol copolymer that can be thermoplastically processed into shaped articles possessing good gas barrier properties.

543904

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