Waterproof vapor-permeable multilayer article

Details Waterproof vapor-permeable multilayer article Waterproof vapor-permeable multilayer article

A - Human Necessities

41

D

A41D 31/02 (2006.01) A43B 13/12 (2006.01) B32B 7/02 (2006.01)

Patent

CA 2551656

A waterproof vapor-permeable multilayer article, comprising at least one first layer (11, 111, 211, 311) made of a material that is vapor-permeable and microporous and is at least partially hygroscopic or can assume hygroscopic characteristics over time, and at least one second layer (12, 112, 212, 312) that is waterproof and vapor-permeable.

L'invention concerne un article multicouche hydrofuge perméable à la vapeur, qui comprend au moins une première couche (11, 111, 211, 311) constituée d'un matériau microporeux perméable à la vapeur et au moins partiellement hygroscopique ou pouvant adopter des caractéristiques hygroscopiques au fil du temps; et d'au moins une seconde couche (12, 112, 212, 312) hydrofuge et perméable à la vapeur.

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