Patent · US Expired

Metal substrates treated with aminophosphonic acid compounds and products resulting from coating such substrates

US4777091A · kind A · utility

4Cited by
7References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 28, 1987
Grant dateOct 11, 1988
Priority date
Expiry dateApr 28, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31855
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Substrates such as steel or galavanized steel are treated with aminophosphonic acid compounds so as to permit better adhesion of aromatic polyether based coating formulations such as phenoxy resins.

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