Patent · US Active

Transparent epoxy resin composition for molding optical semiconductor and optical semiconductor integrated circuit device using the same

US7880279B2 · kind B2 · utility

1Cited by
6References
7Claims
0Family size

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Key dates

Filing dateJan 30, 2007
Grant dateFeb 1, 2011
Priority date
Expiry dateNov 1, 2028

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/1815
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

In an optical semiconductor integrated circuit device using a lead frame, a transparent epoxy resin composition for molding an optical semiconductor contains (A) an epoxy resin; (B) a curing agent; (C) a thiol; and (D) an amine-based curing catalyst represented by following Chemical Formula 1:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.