Polytetrafluorethylene-polyurethane coated fabric

Details Polytetrafluorethylene-polyurethane coated fabric Polytetrafluorethylene-polyurethane coated fabric

1982-07-15

1984-11-20

Bell, James J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

427392, 4273934, 428264, 428265, 428267, 428290, 428334, 428421, 428422, 4284231, 428913, B32B 700

Patent

active

044839006

ABSTRACT:
A fabric is produced by coating a synthetic substrate fabric with a milled combination of 75 parts fully reacted polyurethane and 25 parts polytetrafluorethylene (PTFE), which product fabric has a large plurality of pores of about 0.2-0.3 microns, and provides high levels of thermal and vapor transmission through the fabric while being highly water repellent. The present fabric is useful in a single ply application for a wide range of apparel and camping goods.

REFERENCES:
patent: 2976257 (1961-03-01), Dawe et al.

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