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:
Sep. 12, 2023
Filed:
Jan. 21, 2020
Applicant:
Unitika Ltd., Amagasaki, JP;
Inventors:
Assignee:
UNITIKA LTD., Amagasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 59/40 (2006.01); C08G 59/42 (2006.01); C08L 63/00 (2006.01); C08J 5/24 (2006.01); B32B 27/38 (2006.01); C08G 59/02 (2006.01); C08G 59/22 (2006.01); C08G 59/32 (2006.01); C08J 5/04 (2006.01);
U.S. Cl.
CPC ...
C08G 59/4042 (2013.01); C08G 59/022 (2013.01); C08G 59/22 (2013.01); C08G 59/32 (2013.01); C08G 59/4238 (2013.01); C08J 5/04 (2013.01); C08J 5/249 (2021.05); C08L 63/00 (2013.01); C08J 2367/00 (2013.01); C08L 2201/08 (2013.01); C08L 2203/20 (2013.01);
Abstract
The present invention provides an epoxy resin solution, from which an epoxy resin-cured product adequately excellent in heat-resisting properties and dielectric properties can be obtained with adequately good working properties ensured. The present invention relates to an epoxy resin solution containing at least a curing agent and an epoxy resin mixed in an organic solvent, wherein the curing agent comprises an imide group-containing curing agent having 1-4 imide groups and 2-4 glycidyl group-reactive functional groups in a molecule.