Patent · US Expired

Epoxy resin composition

US7112636B2 · kind B2 · utility

14Cited by
1References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 3, 2003
Grant dateSep 26, 2006
Priority date
Expiry dateAug 16, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G59/681
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An epoxy resin composition comprising an epoxy resin, a hardening agent and a hardening accelerator as an indispensable ingredients is provided wherein the hardened resin has a high translucency and has little discoloration under high temperature and high humidity and is excellent at heat resistance and light fastness by compounding a phosphonium compound represented by the following formula (I) as a hardening accelerator.

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