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:
Oct. 24, 2017
Filed:
Aug. 05, 2013
Applicant:
Hitachi Chemical Company, Ltd., Tokyo, JP;
Inventors:
Yuta Ono, Yuki, JP;
Mitsuaki Fusumada, Yuki, JP;
Hironori Kobayashi, Yuki, JP;
Yuya Kitagawa, Ibaraki, JP;
Teruyoshi Hasegawa, Ibaraki, JP;
Assignee:
HITACHI CHEMICAL COMPANY, LTD, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/31 (2006.01); H01L 23/29 (2006.01); C08K 5/13 (2006.01); C08K 5/1539 (2006.01); C08K 5/17 (2006.01); C08K 5/092 (2006.01); C08L 63/00 (2006.01); C08K 7/18 (2006.01); C08K 5/09 (2006.01); C08K 3/00 (2006.01); C08K 5/00 (2006.01);
U.S. Cl.
CPC ...
C08K 5/13 (2013.01); C08K 5/09 (2013.01); C08K 5/092 (2013.01); C08K 5/1539 (2013.01); C08K 5/175 (2013.01); C08K 7/18 (2013.01); C08L 63/00 (2013.01); H01L 23/293 (2013.01); H01L 23/295 (2013.01); H01L 23/296 (2013.01); H01L 23/3107 (2013.01); C08K 3/0033 (2013.01); C08K 5/0025 (2013.01); C08L 2203/206 (2013.01); C08L 2205/06 (2013.01); H01L 2924/0002 (2013.01);
Abstract
An epoxy resin composition, comprising an epoxy resin, a curing agent, a curing accelerator, an inorganic filler, and a carboxylic acid compound that satisfies at least one selected from the group consisting of the following A, B and C below: A: having at least one carboxy group and at least one hydroxy group; B: having at least two carboxy groups; and C: having a structure in which two carboxy groups are condensed by dehydration.