Title:
METHOD FOR MANUFACTURING ARTIFICIAL LEATHER
Document Type and Number:
WIPO Patent Application WO/2019/058804
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a method for manufacturing an artificial leather at a practically usable level without using any organic solvent and without requiring any crosslinking step with the use of a crosslinking agent. Provided is a method for manufacturing an artificial leather, said artificial leather comprising a layer of a cured product of a moisture-curable urethane hot melt resin composition, characterized in that: the moisture-curable urethane hot melt resin composition comprises an isocyanate group-containing urethane prepolymer but is free from any crosslinking agent having a hydroxyl group and/or an amino group; and the cured product layer is formed by applying the moisture-curable urethane hot melt resin composition at a rate of 0.03-0.5 kg/m2 relative to a base material.
More Like This:
| JP4176259 | Breathable waterproof cloth |
Inventors:
KOMATSUZAKI KUNIHIKO (JP)
TAKEDA SHINGO (JP)
KANAGAWA YOSHINORI (JP)
FUJIWARA TOYOKUNI (JP)
TAKEDA SHINGO (JP)
KANAGAWA YOSHINORI (JP)
FUJIWARA TOYOKUNI (JP)
Application Number:
PCT/JP2018/029887
Publication Date:
March 28, 2019
Filing Date:
August 09, 2018
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
D06N3/14; C08G18/10
Domestic Patent References:
| WO2008065920A1 | 2008-06-05 | |||
| WO2005083173A1 | 2005-09-09 | |||
| WO2010073949A1 | 2010-07-01 | |||
| WO2018110106A1 | 2018-06-21 |
Foreign References:
| JP2000054272A | 2000-02-22 | |||
| JPS6155127A | 1986-03-19 | |||
| JP2010111989A | 2010-05-20 | |||
| JPH07229072A | 1995-08-29 |
Other References:
See also references of EP 3666971A4
Attorney, Agent or Firm:
OGAWA Shinji (JP)
Download PDF: