Patent · US Expired

Epoxy resin composition

US5053475A · kind A · utility

3Cited by
6References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 22, 1990
Grant dateOct 1, 1991
Priority date
Expiry dateJun 22, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G59/56
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An epoxy resin composition characterized by comprising, as essential components, PA0 (A) a bifunctional epoxy resin, PA0 (B) a trifunctional epoxy resin, PA0 (C) a phenol compound represented by the following formula ##STR1## (X.sub.1 to X.sub.8 each represent Br, Cl or H and at least four of X.sub.1 to X.sub.8 each represent Br or Cl; R.sub.1 and R.sub.2 each represent H or CH.sub.3), and PA0 (D) 4,4'-diaminodiphenyl sulfone or 3,3'-diaminodiphenyl sulfone.

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