| 摘要 |
PROBLEM TO BE SOLVED: To provide a bulky spun yarn comprising acrylic synthetic fibers having soft, resilient feeling and <=1 denier fiber size. SOLUTION: This bulky spun yarn contains (A) 20-80 wt.% of acrylic fibers having 0.4-1 d single yarn denier and 15-40% thermal shrinkage and (B) 20-80 wt.% of acrylic fibers having 0.4-1 d single yarn denier and <=5% thermal shrinkage, and has a sheath-core structure composed of at least total of the acrylic fibers A and acrylic fibers B is >=80 wt.%.
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