Patent · US Expired

Resin composition for powder coatings

US4101518A · kind A · utility

7Cited by
5References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 28, 1977
Grant dateJul 18, 1978
Priority date
Expiry dateMar 28, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D163/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A thermosetting resin composition useful in a powder coating composition comprising a polyepoxy compound and a polycarboxylic acid obtained by reacting (1) one mole of a polycarboxylic acid obtained by reacting (i) one mole of a polyoxyalkylene ether of a dihydric phenol, with (ii) 1 to 4 moles of trimellitic acid or anhydride thereof, (2) from 0.1 to 0.5 moles of a diepoxy compound.

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