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:
Mar. 17, 2026
Filed:
May. 10, 2022
Applicant:
Sherwin-williams (Guangdong) New Material Co., Ltd., Foshan City, CN;
Inventors:
Assignee:
SHERWIN-WILLIAMS (GUANGDONG) NEW MATERIAL CO., LTD., Guangdong, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D 7/20 (2018.01); C09D 5/00 (2006.01); C09D 5/02 (2006.01); C09D 15/00 (2006.01); C09D 133/04 (2006.01);
U.S. Cl.
CPC ...
C09D 15/00 (2013.01); C09D 5/002 (2013.01); C09D 5/022 (2013.01); C09D 7/20 (2018.01); C09D 133/04 (2013.01);
Abstract
The present application relates to a two-component aqueous sealing primer for wood, comprising: Component A: a film-forming resin composition comprising at least one aqueous emulsion of cationic resin and optionally at least one additional additive; and Component B: a curing agent composition comprising at least one polyisocyanate. The formed sealing coating can substantially seal the tannin, grease, and other substances in the wood, and has good sandability.
Wu, Sai. (2026). Two-component aqueous sealing primer for wood substrate, sealing coating formed thereof and article (U.S. Patent No. 12577424). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12577424
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