Elastic polyester fibers and stretchable fiber articles containi

Details Elastic polyester fibers and stretchable fiber articles containi Elastic polyester fibers and stretchable fiber articles containi

1997-07-03

1999-03-16

Short, Patricia A.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including interlaminar mechanical fastener

428229, 428231, 428280, 524161, 524166, D03D 1508, D01F 684, D01F 686

Patent

active

058827803

ABSTRACT:
Elastic polyester fibers having a high anti-cohesive property (separability) include (A) a polyester elastomer and (B) 0.2 to 10%, based on the weight of the elastomer, of an anti-cohesive agent including (a) at least one alkali metal salt of organic sulfonic acid of the formula: R.sup.1 --S0.sub.3 M, wherein R.sup.1 =C.sub.5-25 hydrocarbon group, M=alkali metal, and (b) at least one compound of the formulae (2)-(6): R.sup.2 --X.sub.p --CH.sub.2 CH.sub.2 OH (2), R.sup.3 --COO--CH.sub.2 CH(OH)CH.sub.2 OH (3), R.sup.4 --COO--(CH.sub.2 CH.sub.2 O).sub.m --H (4), R.sup.5 --O--(CH.sub.2 CH.sub.2 O).sub.n H (5) and R.sup.6 --CONHCH.sub.2 CH.sub.2 NHCO--R.sup.7 (6), wherein R.sup.2 -R.sup.7 =C.sub.5-25 hydrocarbon group, X=--CONY or ##STR1## group, p=0 or 1, m, n=5 to 50.

REFERENCES:
patent: 4357390 (1982-11-01), Ozaki et al.
patent: 4745142 (1988-05-01), Ohwaki

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