Hydrophilic aromatic polyester fiber

Details Hydrophilic aromatic polyester fiber Hydrophilic aromatic polyester fiber

1993-07-30

1994-07-19

Michl, Paul R.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

525411, 525437, C08K 553

Patent

active

053310322

ABSTRACT:
An aromatic polyester shaped article, for example, a fiber, a film or a sheet, having excellent hydrophilic characteristics and a durable antistatic property, sweat-absorbing property and soil-releasing property, is prepared from an aromatic polyester composition comprising (a) 100 parts by weight of an aromatic polyester resin, (b) 0.2 to 30 parts by weight a water-insoluble polyoxyethylene type polyether represented by the formula (I): ##STR1## wherein Z is a residue of an organic compound having 1 to 6 active hydrogen atoms and a molecular weight of 300 or less, R.sup.1 is an unsubstituted or substituted alkylene group having at least 6 carbon atoms, R.sup.2 is H, a monovalent hydrocarbon group having 1 to 40 carbon atoms, or a monovalent acyl group having 2 to 40 carbon atoms, k is 1 to 6, l satisfies the relationship: k x l.gtoreq.70 and m is 1 or more, and having a number average molecular weight of 5000 to 16000, said R.sup.1, R.sup.2, l and m in the formula (I) satisfying the following relationships: ##EQU1## wherein [M(R.sup.1 O)] is a molecular weight of the R.sup.1 O and [M(R.sup.2)] is a molecular weight of the R.sup.2.

REFERENCES:
patent: 3560591 (1971-02-01), Tanaka et al.
patent: 4357390 (1982-11-01), Ozaki et al.

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