Highly shrinkable acrylic fiber, pile compositions...

Details Highly shrinkable acrylic fiber, pile compositions... Highly shrinkable acrylic fiber, pile compositions...

2005-03-08

2005-03-08

Edwards, N (Department: 1774)

Stock material or miscellaneous articles

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

Rod, strand, filament or fiber

C428S394000, C428S092000

Reexamination Certificate

active

06863977

ABSTRACT:
There is disclosed a high-shrinkage acrylic fiber made of an acrylonitrile polymer comprising acrylonitrile in no less than 50% by weight, wherein a shrinkage rare after dry heating at 130° C. for 10 min without load is 25 to 35% and a difference between the maximum and the minimum of a shrinkage rate after dry heating within a temperature range of 120 to 140° C. for 10 min without load is 8% or less. There also provided a pile composition comprising the high-shrinkage acrylic in 20 to 80% by weight, and a pile fabric prepared from the pile composition.

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