Patent · US Expired

Epoxy resin and noval cross-linking agent therefor

US4471025A · kind A · utility

15Cited by
10References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 6, 1983
Grant dateSep 11, 1984
Priority date
Expiry dateDec 6, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31511
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A composition of matter including (i) an epoxy resin and (ii) a cross-linking agent therefor, said cross-linking agent being the reaction product of trimellitic anhydride with a diol, and wherein such reaction the molar ratio anhydride/diol is not in excess of 2, is a useful binder for coating compositions, notably the powder paints.

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