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. 18, 2013
Filed:
Sep. 23, 2011
Hidenori Ohnishi, Osaka, JP;
Kohei Nakamura, Osaka, JP;
Kazuhiro Fuke, Osaka, JP;
Shinya Ota, Osaka, JP;
Hidenori Ohnishi, Osaka, JP;
Kohei Nakamura, Osaka, JP;
Kazuhiro Fuke, Osaka, JP;
Shinya Ota, Osaka, JP;
Nitto Denko Corporation, Osaka, JP;
Abstract
The present invention relates to an epoxy resin composition for an optical semiconductor device having an optical semiconductor element mounting region and having a reflector that surrounds at least a part of the region, the epoxy resin composition being an epoxy resin composition for forming the reflector, the epoxy resin composition including the following ingredients (A) to (D): (A) an epoxy resin; (B) a curing agent; (C) a white pigment; and (D) at least one antioxidant selected from the group consisting of hindered-phenol antioxidants, sulfide antioxidants and hindered-amine antioxidants.