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:
Feb. 03, 2026
Filed:
Oct. 29, 2020
Applicant:
Threebond Co., Ltd., Hachioji, JP;
Inventor:
AI Omura, Hachioji, JP;
Assignee:
THREEBOND CO., LTD., Hachioji, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 5/00 (2006.01);
U.S. Cl.
CPC ...
C09D 5/002 (2013.01);
Abstract
The present invention relates to a primer composition that achieves excellent adhesion to poorly adhesive materials. Specifically, the present invention relates to a primer composition that includes (A) benzophenone, (B) a compound that has at least 2 benzene rings and a molecular weight of at least 190, and (C) a solvent.