Patent · US Expired

Semiconductor encapsulating epoxy resin composition and semiconductor device

US6500564B1 · kind B1 · utility

13Cited by
2References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 18, 2000
Grant dateDec 31, 2002
Priority date
Expiry dateAug 18, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31529
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An epoxy resin composition comprising (A) a polyfunctional epoxy resin, (B) a phenolic resin, (C) an inorganic filler, and (D) curing catalyst-containing microcapsules having a mean particle size of 0.5-50 &mgr;m is suited for semiconductor package encapsulation since it minimizes the warpage of packages and has satisfactory catalyst latency, storage stability and cure.

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