Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
POLYURETHANE COMPOSITIONS, COMPOSITE MATERIALS PREPARED WITH SAME AND PREPARATION METHODS THEREOF
Document Type and Number:
WIPO Patent Application WO/2023/220923
Kind Code:
A1
Abstract:
A polyurethane composition, a composite material comprising a fiber reinforcement material and a polyurethane resin obtained from the polyurethane composition, and a method for preparing the polyurethane resin are provided. The polyurethane composition comprises: A) an isocyanate component; B) an isocyanate-reactive component comprising B1) a first polyol; B2) an isocyanate reactive (meth) acrylate monomer; and B3) an acetoacetoxy functional or acetoacetamido functional (meth) acrylate monomer; and C) a free radical initiator.

Inventors:
DU FANG (IT)
PELLACANI LUIGI (IT)
GUO KUNPENG (CN)
FENG SHAOGUANG (CN)
SUN GANG (CN)
BRAMANTE GUIDO (IT)
Application Number:
PCT/CN2022/093318
Publication Date:
November 23, 2023
Filing Date:
May 17, 2022
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
DOW GLOBAL TECHNOLOGIES LLC (US)
ROHM & HAAS (US)
DU FANG (IT)
PELLACANI LUIGI (IT)
GUO KUNPENG (CN)
FENG SHAOGUANG (CN)
SUN GANG (CN)
BRAMANTE GUIDO (IT)
International Classes:
C08G18/00; C08G18/06; C08G18/10; C08G18/48; C08J5/04
Domestic Patent References:
WO2021007030A12021-01-14
Foreign References:
US20080132593A12008-06-05
US20170037203A12017-02-09
CN107903358A2018-04-13
CN107880247A2018-04-06
US20050245711A12005-11-03
CN103958556A2014-07-30
US10344130B22019-07-09
Other References:
HOUBEN WEYL: "Methoden der Organischen Chemie", 1963, GEORG THIEME VERLAG, pages: 17
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
Download PDF:
View/Download PDF      PDF Help



 
Previous Patent: CURRENT-LIMITING CIRCUIT OF FLYBACK CONVERTER, AND FLYBACK CONVERTER

Next Patent: METHOD AND APPARATUS OF UPLINK TRANSMISSION