Spin finished aramid fibers and use thereof

Details Spin finished aramid fibers and use thereof Spin finished aramid fibers and use thereof

1995-01-24

1995-12-26

Edwards, N.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Rod, strand, filament or fiber

428395, 811564, 811556, 811554, 252 86, 252 89, D02G 300

Patent

active

054786487

ABSTRACT:
Novel aramid fibers with a spin finish having useful properties for the production of sheet materials are described in the present application. The aramid fibers contain at least three elements including an anionic antistat based on phosphoric, phosphonic, or phosphoric and phosphonic esters; a compound of the formula .sup.1 --COO--(CH.sub.2 --CH.sub.2 --O--).sub.x --R.sup.2 ; and a compound of the formula R.sup.2 --O--(R.sup.4 --O).sub.y --R.sup.5, wherein R.sup.1 is alkyl or alkenyl, x is an integer from 2 to 20 R.sup.2 is hydrogen or alkyl, R.sup.3 is alkyl or alkenyl, y is an integer from to 8, R.sup.4 is ethylene, propylene, or butylene, and R.sup.5 is alkyl.

REFERENCES:
patent: 4191656 (1980-03-01), Marshall
patent: 4995884 (1991-02-01), Ross et al.
patent: 5011616 (1991-04-01), Marshall et al.

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