Title:
ARAMID BLACK DOPE-DYED YARN, AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2016/080657
Kind Code:
A1
Abstract:
The present invention relates to an aramid black dope-dyed yarn, and a preparation method therefor and, more specifically, to an aramid black dope-dyed yarn and a preparation method therefor, the aramid black dope-dyed yarn having, due to the addition of three or more types of organic pigments to sulfuric acid to be used in a solvent, no discoloration and a high strength retention rate by having little strength deterioration compared with a conventional aramid black dope-dyed yarn using carbon black.
Inventors:
KIM SUNG SOO (KR)
LEE KEE HWAN (KR)
LEE KEE HWAN (KR)
Application Number:
PCT/KR2015/010954
Publication Date:
May 26, 2016
Filing Date:
October 16, 2015
Export Citation:
Assignee:
HYOSUNG CORP (KR)
International Classes:
D02G3/02; D01F1/04; D01F6/60
Foreign References:
| KR960005972B1 | 1996-05-06 | |||
| KR20140097029A | 2014-08-06 | |||
| KR100583365B1 | 2006-05-26 | |||
| KR100519172B1 | 2005-10-05 | |||
| JP2004060091A | 2004-02-26 |
Attorney, Agent or Firm:
KIM, HONG-GYUN (KR)
김홍균 (KR)
김홍균 (KR)
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