Title:
NON-WOVEN ARTIFICIAL LEATHER USING DOPE-DYED POLYESTER SEA-ISLAND TYPE COMPOSITE YARN AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2019/059553
Kind Code:
A1
Abstract:
The present invention relates to a method for producing artificial leather having excellent fastness and dyeing characteristics by using a dope-dyed polyester sea-island type composite yarn, and artificial leather produced by the same method. According to the present invention, a non-woven fabric, which is made of a dope-dyed polyester sea-island type composite yarn with an organic or inorganic pigment, or organic and inorganic pigments added thereto, is produced by impregnating the same with a polyurethane resin having an organic or inorganic pigment, or organic and inorganic pigments added thereto; reducing the weight thereof; and then dying the same with a disperse dye. Accordingly, various colors can be expressed, the artificial leather is uniformly dyed with pigment, excellent dyeability and high color expression can reduce the amount of consumed dye, and excellent fastness and high-grade quality are expressed, thereby making it possible to develop products for advanced applications such as interior materials for a vehicle.
Inventors:
PARK JONG-HO (KR)
PIAO ZHEQUAN (KR)
JUNG DAE-YOUNG (KR)
PIAO ZHEQUAN (KR)
JUNG DAE-YOUNG (KR)
Application Number:
PCT/KR2018/010040
Publication Date:
March 28, 2019
Filing Date:
August 30, 2018
Export Citation:
Assignee:
KOLON INC (KR)
International Classes:
D06N3/00; D06N3/14; D06P1/16
Foreign References:
| KR20160082578A | 2016-07-08 | |||
| KR100588596B1 | 2006-06-14 | |||
| KR20150035139A | 2015-04-06 | |||
| JP2002327377A | 2002-11-15 | |||
| KR20040029264A | 2004-04-06 | |||
| KR100148515B1 | ||||
| KR101218195B1 | 2013-01-03 | |||
| KR100375245B1 | 2003-03-06 |
Other References:
See also references of EP 3660207A4
Attorney, Agent or Firm:
PARK, Hwa-gyu et al. (KR)
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