Microporous waterproof and moisture vapor permeable fabric

Details Microporous waterproof and moisture vapor permeable fabric Microporous waterproof and moisture vapor permeable fabric

1993-08-27

1994-11-08

Lesmes, George F.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428262, 428286, 428290, 4283084, 4283155, 428913, B32B 700

Patent

active

053625536

ABSTRACT:
Microporous waterproof and moisture vapor permeable products are described which are formed from a matrix having an internal microstructure which is coated with a hydrophobic material. A process is described including the steps of (1) applying to the surface of the matrix a liquid hydrophobic material, (2) allowing the liquid to penetrate into the microstructure and then (3) drying, vulcanizing or curing the product.

REFERENCES:
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patent: 4364985 (1982-12-01), Tokuyama
patent: 4500688 (1985-02-01), Arkles
patent: 4764560 (1988-08-01), Mitchell
patent: 4891407 (1990-01-01), Mitchell
patent: 4943475 (1990-07-01), Baker
patent: 4945125 (1990-07-01), Dillon et al.
patent: 5024594 (1991-06-01), Athayde et al.
patent: 5032450 (1991-07-01), Rechlicz
patent: 5066683 (1991-11-01), Dillon et al.
patent: 5157058 (1992-10-01), Dillon

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