Patent · US Active

Gold alloy electrolytes

US7465385B2 · kind B2 · utility

3Cited by

23References

8Claims

0Family size

Assignee

Rohm and Haas Electronic Materials LLC · US

Inventors

Andre Egli · Emmen, CH
Wing Kwong Wong · Tuen Mun, CN
Raymund W. M. Kwok · Kowloon, CN
Jochen Heber · Karlstadt, DE

Key dates

Filing date	Jun 2, 2006
Grant date	Dec 16, 2008
Priority date	—
Expiry date	Apr 18, 2027

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC25D5/627
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

Compositions and methods for depositing gold alloys are disclosed. The compositions include certain dithiocarboxylic acids, salts and esters thereof and mercapto group containing compounds which provide bright gold alloy deposits with uniform color.

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