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:
Jun. 07, 2022
Filed:
Apr. 09, 2019
Applicant:
Showa Denko Materials Co., Ltd., Tokyo, JP;
Inventors:
Tomoko Higashiuchi, Tokyo, JP;
Naoki Maruyama, Tokyo, JP;
Kazumasa Fukuda, Tokyo, JP;
Yoshitaka Takezawa, Tokyo, JP;
Hideyuki Katagi, Tokyo, JP;
Yuki Nakamura, Tokyo, JP;
Assignee:
Showa Denko Materials Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/38 (2006.01); C08L 63/00 (2006.01); C08G 59/18 (2006.01); C08J 5/24 (2006.01);
U.S. Cl.
CPC ...
C09K 19/388 (2013.01); C08L 63/00 (2013.01); C08G 59/182 (2013.01); C08J 5/24 (2013.01);
Abstract
An epoxy resin, comprising an epoxy compound having a mesogenic structure, and having a value of η'2/η′1 equal to 3 or less, wherein η′1 is an initial dynamic shear viscosity (Pa·s) and η′2 is a maximum value of dynamic shear viscosity (Pa·s), in a measurement of dynamic shear viscosity.