Title:
URETHANE RESIN COMPOSITION, SYNTHETIC LEATHER, AND METHOD FOR PRODUCING SYNTHETIC LEATHER
Document Type and Number:
WIPO Patent Application WO/2023/100728
Kind Code:
A1
Abstract:
The present invention provides a urethane resin composition which contains a urethane resin (A) having a non-ionic group, water (B), and a powder (C), and which is characterized in that the flow initiation temperature of the urethane resin (A) is 100°C or higher, the mass ratio of the urethane resin (A) and water (B) [(A)/(B)] is 50/50 to 80/20, and the bulk density of the powder (C) is 400 g/L or less. The present invention also provides a synthetic leather which includes at least a base fabric (i), an adhesive layer (ii), and a skin layer (iii), and which is characterized in that the adhesive layer (ii) is formed from the urethane resin composition. This urethane resin composition can form a coating film having excellent peeling strength and texture.
Inventors:
TETSUI TOMOHIRO (JP)
UEGUCHI MIWA (JP)
MAEDA RYO (JP)
NONAKA RYO (JP)
UEGUCHI MIWA (JP)
MAEDA RYO (JP)
NONAKA RYO (JP)
Application Number:
PCT/JP2022/043265
Publication Date:
June 08, 2023
Filing Date:
November 24, 2022
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
C08L75/04; C08G18/48; C08K3/36; C08L1/02; C08L83/04; D06N3/14
Domestic Patent References:
| WO2021084954A1 | 2021-05-06 | |||
| WO2018100930A1 | 2018-06-07 | |||
| WO2020174899A1 | 2020-09-03 |
Foreign References:
| JP2009535466A | 2009-10-01 |
Attorney, Agent or Firm:
ONO Takayuki (JP)
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