Title:
WATERBORNE POLYURETHANE DISPERSIONS FOR PREPARING POLYURETHANE FOAM FOR SYNTHETIC LEATHER AND SYNTHETIC LEATHER ARTICLES PREPARED WITH THE SAME
Document Type and Number:
WIPO Patent Application WO/2023/028726
Kind Code:
A1
Abstract:
A waterborne polyurethane dispersion for the polyurethane foam of synthetic leather application, derived from (1) a prepolymer derived from the reaction of reactants comprising at least one aromatic isocyanate compound, an ethylene oxide-capped polyether triol, at least one polyether diol, and at least one polyester diol; (2) water; and (3) surfactant, is disclosed. The waterborne polyurethane dispersion can be used to prepare a synthetic leather product having superior wrinkle resistance, hand-feeling and peel strength. A synthetic leather article prepared with said waterborne polyurethane dispersion is also disclosed.
Inventors:
HU XIAOLIAN (CN)
ZHANG CHAO (CN)
ZHONG LING (CN)
TAI XIANGYANG (CN)
FENG YANLI (CN)
ZHANG CHAO (CN)
ZHONG LING (CN)
TAI XIANGYANG (CN)
FENG YANLI (CN)
Application Number:
PCT/CN2021/115196
Publication Date:
March 09, 2023
Filing Date:
August 30, 2021
Export Citation:
Assignee:
DOW GLOBAL TECHNOLOGIES LLC (US)
HU XIAOLIAN (CN)
ZHANG CHAO (CN)
ZHONG LING (CN)
TAI XIANGYANG (CN)
FENG YANLI (CN)
HU XIAOLIAN (CN)
ZHANG CHAO (CN)
ZHONG LING (CN)
TAI XIANGYANG (CN)
FENG YANLI (CN)
International Classes:
C08G18/76; C08G18/08; C08G18/12; C08G18/28; C08G18/32; C08G18/40; C08G18/48
Domestic Patent References:
| WO2020243899A1 | 2020-12-10 |
Foreign References:
| US20190375877A1 | 2019-12-12 |
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
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