Resin-impregnated plexifilamentary sheet

Details Resin-impregnated plexifilamentary sheet Resin-impregnated plexifilamentary sheet

1993-02-26

1993-12-07

Cannon, James C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Weight per unit area specified

427299, 428220, 428290, D04H 148, D04H 1302

Patent

active

052682188

ABSTRACT:
Sheets of flash-spun polyolefin plexifilamentary film-fibril strands are subjected to impact-energy by columnar jets of water and are then impregnated with organic resin to provide sheet of high abrasion resistance and a wide range of desirable porosity.

REFERENCES:
patent: 3169899 (1965-02-01), Steuber
patent: 3403862 (1968-10-01), Dworjanganyn
patent: 3485706 (1969-12-01), Evans
patent: 3532589 (1970-10-01), David
patent: 4152389 (1979-05-01), Miller
patent: 5023130 (1991-06-01), Simpson et al.
"Tyvek Softening Process" Research Disclosure, No. 21126, p. 403 (Nov. 1981).

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