Title:
THERMOSETTING POWDER COATING COMPOSITION AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/160461
Kind Code:
A1
Abstract:
Disclosed are a thermosetting powder coating composition and a preparation method therefor. The powder coating composition comprises: i) component A, comprising at least one amorphous solid polyester resin having a Michael addition reaction donor active group; ii) component B, comprising at least one amorphous ethylenically unsaturated solid polyester resin having a Michael addition reaction receptor active group; iii) component C, comprising at least one (semi)crystalline solid reaction diluent; iv) component D, comprising at least one epoxy-group-containing solid substance; and v) component E, comprising at least one basic catalyst.
Inventors:
WU MING (CN)
Application Number:
PCT/CN2021/084715
Publication Date:
August 04, 2022
Filing Date:
March 31, 2021
Export Citation:
Assignee:
FOSHAN YIKEJU NEW MAT CO LTD (CN)
International Classes:
C09D167/02; C09D5/03; C09D167/06
Domestic Patent References:
| WO2019145472A1 | 2019-08-01 |
Foreign References:
| CN112457751A | 2021-03-09 | |||
| CN111630081A | 2020-09-04 | |||
| CN105324426A | 2016-02-10 | |||
| CN105209513A | 2015-12-30 | |||
| EP3663326A1 | 2020-06-10 | |||
| CN105324426A | 2016-02-10 | |||
| CN1708401A | 2005-12-14 | |||
| CN111630081A | 2020-09-04 |
Other References:
See also references of EP 4105288A4
Attorney, Agent or Firm:
SCIHEAD PATENT AGENT CO., LTD (CN)
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