Method of manufacturing photosensitive printing plates comprising applying a powdered surface
US5028512A · kind A · utility
7Cited by
10References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 3, 1989 |
| Grant date | Jul 2, 1991 |
| Priority date | — |
| Expiry date | Nov 3, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/162
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Printing plates having a photosensitive layer coated on a support wherein said photosensitive layer contains a powdered solid adhered to the surface of said plate by means of powdering followed by the application of heat or solvent before exposure. Said powders are capable of being removed from said surface during the developing process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.