Moisture-permeable waterproof fabric

Details Moisture-permeable waterproof fabric Moisture-permeable waterproof fabric

1983-09-16

1985-09-03

Cannon, James C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428253, 428286, 428287, 4283155, 4283157, 4283159, 4283175, 4283177, 428336, 4284233, 4284235, 4284237, 4284251, B32B 518, B32B 532, B32B 702, B32B 2740

Patent

active

045392552

ABSTRACT:
The moisture-permeable waterproof fabric according to the invention comprises a polyamino acid modified polyurethane film having a thickness of 2 to 20 microns and a fabric bonded on the polyurethane film by a polyurethane adhesive in an amount of at least 10 g/m.sup.2. The polyamino acid modification ratio of the polyurethane film is within the range of 2 to 20%. The total amount of the adhesive and the polyurethane film is not more than 50 g/m.sup.2.

REFERENCES:
patent: 3663266 (1972-05-01), Dye

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