The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 20, 2026
Filed:
Aug. 31, 2021
Sherwin-williams (Guangdong) New Material Co., Ltd., Guangdong, CN;
Hongbin Chen, Guangdong, CN;
Song Niu, Guangdong, CN;
SHERWIN-WILLIAMS (GUANGDONG) NEW MATERIAL CO., LTD., Guangdong, CN;
Abstract
The present disclosure relates to a coating composition and an article comprising a coating formed from the coating composition. The coating composition described herein comprises (A) at least one reactive donor capable of providing two or more nucleophilic carbanions, wherein the at least one reactive donor has an aromatic epoxy backbone, and the reactive donor has an epoxy equivalent in the range of from 400 to 1100 g/mol; (B) at least one reactive acceptor comprising two or more carbon-carbon double bond groups; (C) at least one catalyst for catalyzing the Michael addition crosslinking reaction between the at least one reactive donor and the at least one reactive acceptor; and (D) at least one hardness accelerator, including at least one monoamine compound, at least one tertiary amine compound, at least one nitrogen-containing heterocyclic compound, or a combination thereof. By applying the coating composition described herein, the resulting coating has excellent hardness, scratch resistance or both.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile