Ductility additives for electrorefining and electrowinning
US6183622A · kind A · utility
11Cited by
4References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 13, 1998 |
| Grant date | Feb 6, 2001 |
| Priority date | — |
| Expiry date | Jul 13, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC25C1/12
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method of electrowinning, electrorefining or electroforming of ductile copper deposits. The method uses an adduct of a tertiary alkyl amine with polyepichlorohydrin in amounts effective for ductilizing a copper deposit form a copper electrolyte.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.