Patent ID: 6299789
Filing Date: 2001-10-09
Classification: C08G,D06M

Abstract:
A finish composition for synthetic fiber comprising one or more of polyether polyester compounds having a molecular weight of 1,000 to 20,000 and represented by the formula: X--(A--B).sub.n --A'--Y, wherein each of X and Y is independently hydrogen, or a residue of C.sub.1-18 linear or branched saturated alcohol or C.sub.1-18 fatty acid; each of A and A' is a residue of ethylene oxide/propylene oxide block or random copolymer containing ethylene oxide and propylene oxide from 9:1 to 1:9 mol ratio; B is an aliphatic dibasic acid residue represented as OOC(CH.sub.2).sub.m COO; m is an integer from 1 to 4; and n is an integer from 1 to 3.