Title:
熱硬化性粉体コーティング組成物及びその製造方法
Document Type and Number:
Japanese Patent JP7352751
Kind Code:
B2
Abstract:
The invention relates to the field of powder coatings, and specifically discloses a heat-curable powder coating composition and a preparation method thereof. The powder coating composition comprises: i) component A comprising at least one amorphous solid polyester resin compound having a Michael donor reactive group; ii) component B comprising at least one amorphous ethylenically unsaturated solid polyester resin with a Michael acceptor reactive group; iii) component C comprising at least one (semi) crystalline solid reactive diluent; iv) component D comprising at least one epoxy group-containing solid substance; v) component E comprising at least one basic catalyst. The present invention also discloses a preparation method of the above heat-curable powder coating composition. By adopting the invention, ultra-low temperature curing can be realized. The curing temperature is as low as 90-110°C, and the curing time is short.
Inventors:
Gomei
Application Number:
JP2022552848A
Publication Date:
September 28, 2023
Filing Date:
March 31, 2021
Export Citation:
Assignee:
FOSHAN YIKEJU NEW MATERIAL CO., LTD.
International Classes:
C09D167/06; C09D5/03; C09D163/00; C09D175/14
Domestic Patent References:
| JP2021513598A | ||||
| JP2016514760A | ||||
| JP2004010788A |
Attorney, Agent or Firm:
SK Patent Attorney Corporation
Akihiko Okuno
Hiroyuki Ito
Akihiko Okuno
Hiroyuki Ito