Patent · US Expired

Metal plating solution

US3977884A · kind A · utility

15Cited by
3References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 2, 1975
Grant dateAug 31, 1976
Priority date
Expiry dateJan 2, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C18/52
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An electroless metal plating solution is characterized by an elemental sulfur stabilizer, either in colloidal or soluble, non-ionic form. Elemental sulfur as a stabilizer is an improvement over prior art stabilizers as it can be used in substantially larger concentration than prior art divalent sulfur stabilizers which are catalytic poisons.

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