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:
May. 31, 2022
Filed:
Jul. 18, 2018
Applicant:
Toray Industries, Inc., Tokyo, JP;
Inventors:
Eiki Takahashi, Ehime, JP;
Daisuke Konishi, Ehime, JP;
Masayuki Miyoshi, Ehime, JP;
Noriyuki Hirano, Ehime, JP;
Assignee:
TORAY INDUSTRIES, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 5/24 (2006.01); C08L 63/04 (2006.01); C08L 63/00 (2006.01); C08G 59/32 (2006.01); C08G 59/38 (2006.01); C08G 59/40 (2006.01); C08G 59/68 (2006.01); C08G 59/46 (2006.01); C08J 5/04 (2006.01); C08J 5/10 (2006.01); B32B 27/26 (2006.01); B32B 27/38 (2006.01); C08K 5/21 (2006.01); C08K 5/55 (2006.01);
U.S. Cl.
CPC ...
C08L 63/00 (2013.01); C08G 59/32 (2013.01); C08G 59/3218 (2013.01); C08G 59/4021 (2013.01); C08G 59/46 (2013.01); C08J 5/046 (2013.01); C08J 5/10 (2013.01); C08J 5/24 (2013.01); C08L 63/04 (2013.01); C08K 5/21 (2013.01); C08K 5/55 (2013.01);
Abstract
The present invention aims to provide an epoxy resin composition that is high in both fast curability and storage stability, a prepreg prepared by using the epoxy resin composition, and a fiber reinforced composite material prepared by curing the prepreg. The epoxy resin composition contains the following components [A], [B], [C], and [D] and meets the following requirements [a], [b], and [c]: