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:
Jan. 13, 2026
Filed:
Mar. 17, 2021
Applicant:
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Inventors:
Yusuke Kawano, Tokyo, JP;
Masataka Nakanishi, Tokyo, JP;
Masato Yarita, Tokyo, JP;
Kazuma Inoue, Tokyo, JP;
Assignee:
NIPPON KAYAKU KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 5/24 (2006.01); C08G 59/06 (2006.01); C08G 59/32 (2006.01); C08G 59/62 (2006.01); C08G 61/12 (2006.01); C08J 5/18 (2006.01); C08L 63/00 (2006.01);
U.S. Cl.
CPC ...
C08G 59/621 (2013.01); C08G 59/06 (2013.01); C08G 61/12 (2013.01); C08J 5/18 (2013.01); C08J 5/243 (2021.05); C08J 2363/00 (2013.01);
Abstract
An epoxy resin represented by the following formula (1), in which in a total amount of an epoxy compound represented by n=1 in the epoxy resin of the above formula, a total content of an epoxy compound represented by the following formula (2) and an epoxy compound represented by the following formula (3) is 1 area % or more and less than 70 area % in HPLC area percentage.