Heat-sensitive lithographic printing plate precursor
US6953652B2 · kind B2 · utility
3Cited by
2References
39Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 2004 |
| Grant date | Oct 11, 2005 |
| Priority date | — |
| Expiry date | Mar 20, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/145
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A positive working printing plate precursor is disclosed which comprises a hydrophilic support and a coating provided thereon which comprises in the order given a first layer containing an oleophilic resin soluble in an aqueous alkaline developer and a second layer comprising a water repellent-compound. Furthermore, the coating comprises an infrared absorbing dye containing a polysiloxane group providing a printing plate precursor with high sensitivity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.