Patent · US Expired

Protective coating composition and method of use therefor

US4586963A · kind A · utility

4Cited by
5References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 9, 1984
Grant dateMay 6, 1986
Priority date
Expiry dateMar 9, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2050/01
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Metal parts, such as bolts, fasteners, and the like having improved corrosion resistance are obtained by (a) phosphating the metal part and, thereafter (b) coating the metal with an aqueous coating composition consisting essentially of: (1) a phosphating oil, (2) a siloxane which is either a polyalkylsiloxane or an alkylpolysiloxane, and (3) water.

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