Patent · US Expired

Coating substrates

US4976829A · kind A · utility

3Cited by
1References
8Claims
0Family size

Inventors

Key dates

Filing dateOct 17, 1989
Grant dateDec 11, 1990
Priority date
Expiry dateOct 17, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25D11/34
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A metallic container for beverage is protected from its contents by electrodeposited zinc, which is anodized in alkali then anodically reacted with weak poly(acrylic acid) and finally cured at 85.degree. C. at 100% relative humidity.

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