Alkaline zinc and zinc alloy electroplating baths and processes
US5435898A · kind A · utility
23Cited by
20References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 25, 1994 |
| Grant date | Jul 25, 1995 |
| Priority date | — |
| Expiry date | Oct 25, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC25D3/22
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An aqueous bath for electrodepositing zinc and zinc alloys wherein the alloying metals are selected from the group consisting of iron, cobalt and nickel and containing an effective additive amount of a quaternary ammonium polymer to produce enhanced deposits. A process for electrodepositing zinc and zinc alloys using the baths of the invention is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.