Title:
DYED LEATHER-FORM SHEET AND FIBER STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2018/101016
Kind Code:
A1
Abstract:
A leather-form sheet including a fiber structure that includes a fiber dyed with a dye composition the brightness L* of which is 35 or greater and which includes C.I. Basic Blue 3 and at least one blue cationic dye except C.I. Basic Blue 3, and a polymeric elastomer contained in internal gaps of the fiber structure; and a fiber structure. Furthermore, a leather-form sheet including a fiber structure that includes a fiber dyed with a blue cationic azo dye, the L* of which is 35 or less, and a polymeric elastomer contained in internal gaps of the fiber structure, a color difference (ΔE) of the leather-form sheet when processed for 48 hours in a 80°C and 90% humidity moist heat condition being smaller than or equal to 2; and a fiber structure.
Inventors:
FUJISAWA MICHINORI
ANDO TETSUYA
HISHIDA HIROYUKI
MURATE YASUNORI
ANDO TETSUYA
HISHIDA HIROYUKI
MURATE YASUNORI
Application Number:
PCT/JP2017/040799
Publication Date:
June 07, 2018
Filing Date:
November 13, 2017
Export Citation:
Assignee:
KURARAY CO (JP)
International Classes:
D06N3/00; D06P3/52
Domestic Patent References:
| WO2016147671A1 | 2016-09-22 |
Foreign References:
| JP2006152461A | 2006-06-15 | |||
| JPH10251981A | 1998-09-22 | |||
| JP2009074197A | 2009-04-09 | |||
| JP2005120538A | 2005-05-12 | |||
| JPS61146890A | 1986-07-04 | |||
| JP2013209776A | 2013-10-10 | |||
| JP2007291148A | 2007-11-08 |
Other References:
See also references of EP 3550068A4
Attorney, Agent or Firm:
EGAWA Masaru et al. (JP)
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