Polymer blend films, their preparation and use

Details Polymer blend films, their preparation and use Polymer blend films, their preparation and use

C - Chemistry, Metallurgy

08

J

18/33

C08J 9/36 (2006.01) A61L 15/22 (2006.01) C08L 75/04 (2006.01)

Patent

CA 1177208

A B S T R A C T A moisture vapour transmitting film comprising a blend of polyurethane and an incompatible polymer characterised in that the incompatible polymer forms a discrete phase within a continuous matrix of polyurethane and that said film contains voids and processes for the manufacture thereof.

383751

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