POLYURETHANE-UREA ELASTIC YARN WITH EXCELLENT SELF-FUSION BONDING STRENGTH, AND METHOD FOR PRODUCING SAME

Title:

POLYURETHANE-UREA ELASTIC YARN WITH EXCELLENT SELF-FUSION BONDING STRENGTH, AND METHOD FOR PRODUCING SAME

Document Type and Number:

WIPO Patent Application WO/2017/126829

Kind Code:

A1

Abstract:

The present invention relates to a polyurethane-urea elastic yarn with excellent self-fusion bonding strength, and a method for producing the same and, more particularly, to a polyurethane-urea elastic yarn with excellent self-fusion bonding strength, and a method for producing the same, characterized in that NCO% is 2.20 to 5.50% upon polymerization of a polyol and a diisocyanate, 100% of ethylene glycol is used as a chain extender, and methanol is used as a chain terminator.

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Inventors:

JEONG HO YOUNG (KR)
KANG YEON SOO (KR)

Application Number:

PCT/KR2017/000148

Publication Date:

July 27, 2017

Filing Date:

January 05, 2017

Export Citation:

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Assignee:

HYOSUNG CORP (KR)

International Classes:

D01F6/70; D01D1/02; D01D5/04; D01F1/10; D02G3/32; D02G3/44

Foreign References:

KR101578156B1	2015-12-28
JP2007154321A	2007-06-21
KR20110099216A	2011-09-07
JP2015189886A	2015-11-02
KR20000049062A	2000-07-25

Attorney, Agent or Firm:

KIM, Hong-Gyun (KR)

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