Title:
NAPPED ARTIFICIAL LEATHER, POLYESTER FIBER, AND NON-WOVEN FABRIC
Document Type and Number:
WIPO Patent Application WO/2018/110280
Kind Code:
A1
Abstract:
Provided is a napped artificial leather: that contains an artificial leather substrate containing an elastomer and a non-woven fabric of polyester fibers that have a Young's modulus of 1-6 GPa, an average yarn toughness of 8-40 cN•%, and a degree of crystallinity that is equal to or less than 35%; and that has a napped surface in which the polyester fibers are napped on at least one side of the artificial leather substrate. In addition, provided are polyester fibers that have a Young's modulus of 1-6 GPa, an average yarn toughness of 8-40 cN•%, and a degree of crystallinity that is equal to or less than 35%, and a non-woven fabric containing said polyester fibers.
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Inventors:
MEGURO MASASHI (JP)
NAKATSUKA HITOSHI (JP)
NAKATSUKA HITOSHI (JP)
Application Number:
PCT/JP2017/042889
Publication Date:
June 21, 2018
Filing Date:
November 29, 2017
Export Citation:
Assignee:
KURARAY CO (JP)
International Classes:
D06N3/00; D01F6/92; D04H1/435
Domestic Patent References:
| WO2011027732A1 | 2011-03-10 | |||
| WO2013065608A1 | 2013-05-10 |
Foreign References:
| JP2013067917A | 2013-04-18 | |||
| JP2013194327A | 2013-09-30 | |||
| JP2012136800A | 2012-07-19 | |||
| JP2014231650A | 2014-12-11 | |||
| JP4074377B2 | 2008-04-09 | |||
| JP2004162244A | 2004-06-10 |
Other References:
See also references of EP 3556933A4
Attorney, Agent or Firm:
EGAWA Masaru et al. (JP)
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