Patent · US Expired

Powder coating curing system containing a beta-hydroxyalkylamide

US4889890A · kind A · utility

41Cited by
9References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 30, 1987
Grant dateDec 26, 1989
Priority date
Expiry dateDec 30, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S525/934
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The thermosetting powder coating composition which has good stability and good physical properties, such as appearance, flexibility, hardness, solvent resistance and corrosion resistance, is disclosed. The composition comprises a co-reactable particulate mixture of a carboxylic acid group-containing polymer, a polyepoxide, and a beta-hydroxylalkylamide.

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