Electrolytic graining of aluminum with hydrogen peroxide and nitric or hydrochloric acid
US4336113A · kind A · utility
7Cited by
20References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 1981 |
| Grant date | Jun 22, 1982 |
| Priority date | — |
| Expiry date | Jun 26, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/15
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Aluminum is electrolytically grained in an aqueous solution of nitric and/or hydrochloric acids plus hydrogen peroxide to provide a surface structure suitable for use as part of a lithographic printing plate. The electrolyte may also optionally contain aluminum nitrate and/or aluminum chloride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.