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. 07, 2014
Filed:
Aug. 02, 2012
Applicants:
Kazuhiro Fuke, Osaka, JP;
Hidenori Onishi, Osaka, JP;
Shinya Ota, Osaka, JP;
Inventors:
Assignee:
Nitto Denko Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/0203 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to an epoxy resin composition for an optical semiconductor device, including the following ingredients (A) to (E): (A) an epoxy resin; (B) a curing agent; (C) a white pigment; (D) an inorganic filler; and (E) a silane coupling agent, in which a total content of the ingredient (C) and the ingredient (D) is from 69 to 94% by weight of the whole of the epoxy resin composition, and the ingredient (E) is contained in an amount satisfying the specific conditions.