04452845 is referenced by 63 patents and cites 10 patents.

A moisture vapor transmitting film comprising a blend of polyurethane and an incompatible polymer characterized 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.

Title
Moisture vapor transmitting film of polyurethane blended with an incompatible polymer
Application Number
292214
Publication Number
4452845
Application Date
July 12, 1983
Publication Date
June 5, 1984
Inventor
Peter J Metcalfe
Stansted Mountfitchet
GB
Ronald Lloyd
Sawbridgeworth
GB
Agent
Jacobs & Jacobs
Assignee
Smith and Nephew Associated Companies
GB
IPC
B32B 27/40
B32B 3/26
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