Process for preparation of lithographic printing plate and eluting solution used for said process containing alkali chelating agent
US5213919A · kind A · utility
4Cited by
3References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 5, 1990 |
| Grant date | May 25, 1993 |
| Priority date | — |
| Expiry date | Nov 5, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G5/0637
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed is an eluting solution for eluting a non-image area of an electrophotographic printing plate having a toner image formed and fixed thereon by electrophotography, to expose a hydrophilic substrate or a substrate that can be rendered hydrophilic. This eluting solution is an aqueous solution containing at least an alkali chelating agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.