Electrolytic graining of aluminum with nitric and boric acids
US4416972A · kind A · utility
3Cited by
6References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 1981 |
| Grant date | Nov 22, 1983 |
| Priority date | — |
| Expiry date | Jun 26, 2001 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41N3/034
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Aluminum is electrolytically grained in an aqueous solution of nitric and boric acids to provide a surface structure suitable for use as part of a lithographic printing plate. The electrolyte may also optionally contain hydrogen peroxide and/or aluminum nitrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.