Patent · US Active

Tin alloy plating solution

US11060200B2 · kind B2 · utility

0Cited by
3References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 28, 2019
Grant dateJul 13, 2021
Priority date
Expiry dateJun 28, 2039

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25D3/64
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A tin alloy plating solution includes a soluble tin salt, a soluble salt of a metal more noble than tin, and a sulfide compound represented by General Formula (1). In the General Formula (1), (A) is a hydrocarbon group including no oxygen atom and having 1 to 2 carbon atoms, or (A) is a hydrocarbon group including one or more oxygen atoms and having 2 to 6 carbon atoms. The metal which is more noble than tin is preferably silver, copper, gold or bismuth.

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