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Title:
POLYESTER COMPOSITE FIBERS HAVING EXCELLENT ELASTICITY AND PREPARATION METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/246719
Kind Code:
A1
Abstract:
The present invention relates to polyester composite fibers having excellent elasticity and a preparation method thereof and, more specifically, to polyester composite fibers and a preparation method thereof, the fibers being side-by-side composite fibers having an intrinsic viscosity of 0.60-0.80 dl/g and a Leesona shrinkage (%) of 15-30% and having been prepared by means of composite spinning a first component and a second component, the fibers having enhanced elasticity, not showing glossiness and feeling excellent to the touch.

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Inventors:
CHOI MI NAM (KR)
Application Number:
PCT/KR2020/006174
Publication Date:
December 10, 2020
Filing Date:
May 11, 2020
Export Citation:
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Assignee:
TORAY ADVANCED MAT KOREA INC (KR)
International Classes:
D01F8/14; D01D5/30; D01F1/10
Foreign References:
KR20160119915A2016-10-17
KR20130131001A2013-12-03
KR20170010167A2017-01-26
KR950001653A1995-01-03
KR20130131002A2013-12-03
Attorney, Agent or Firm:
ERUUM & LEEON INTELLECTUAL PROPERTY LAW FIRM (KR)
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