Patent · US Expired

Zinc electroplating

US3957595A · kind A · utility

9Cited by
6References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 10, 1975
Grant dateMay 18, 1976
Priority date
Expiry dateJan 10, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25D3/22
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An improved method of electroplating zinc comprises adding a polyquaternary ammonium salt or a mixture of a polyquaternary ammonium salt and a monomeric quaternary salt to the plating solution to improve the throwing power.

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