Vapor-permeable, water resistant multicomponent film structure

Details Vapor-permeable, water resistant multicomponent film structure Vapor-permeable, water resistant multicomponent film structure

1995-01-26

1995-09-05

Sluby, P. C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428262, 428323, 4284735, 428481, 4284755, 428482, 428913, 528301, 528343, B32B 702, B32B 2708, B32B 2736

Patent

active

054477832

ABSTRACT:
A multicomponent film structure having at least three layers the outer layers of which are each a continuous layer of a hydrophobic copolyetherester elastomer and an inner layer of which is a continuous layer of a hydrophilic copolyetherester elastomer, said film structure having good resistance to water absorption.

REFERENCES:
patent: 4725481 (1988-02-01), Ostapchenko
patent: 4769273 (1988-09-01), Hoeschele et al.
patent: 5171309 (1992-12-01), Gallagher et al.
patent: 5173357 (1992-12-01), Nakane et al.

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