Method for making lithographic printing plate
US5916734A · kind A · utility
10Cited by
8References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 4, 1997 |
| Grant date | Jun 29, 1999 |
| Priority date | — |
| Expiry date | Nov 4, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/165
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Provided is a method for making a lithographic printing plate according to which the area of a silver thin film of non-image area of a lithographic printing plate material comprising a support, at least a hydrophilic layer on the support and a silver thin film on the hydrophilic layer is exposed by laser beams to be fused and/or decomposed by heat transformed from laser energy thereby to disclose the hydrophilic layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.