Patent · US Expired

Coating method and composition for the sacrificial protection of metal substrates

US3998779A · kind A · utility

14Cited by
6References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 13, 1975
Grant dateDec 21, 1976
Priority date
Expiry dateFeb 13, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23F13/02
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A coating method and coating composition are provided for the sacrificial protection of metal substrates, e.g. magnesium and magnesium alloys, wherein the coating bonded to the metal substrate comprises a non-metallic adhesive material, such as an epoxy resin, having dispersed therethrough a powdered alloy composition which is electropositive to the metal substrate, said coating composition being electrically conductive relative to said metal substrate.

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