Infrared absorbing compounds and their use in photoimageable elements
US6902861B2 · kind B2 · utility
9Cited by
11References
44Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 10, 2003 |
| Grant date | Jun 7, 2005 |
| Priority date | — |
| Expiry date | Mar 12, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/146
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Infrared absorbing compounds in which the anion is selected from the group consisting of 5-isatinsulfonate, 10-camphorsulfonate, and 4,5-dihydroxy-1,3-benzenedisulfonate are disclosed. Negative-working imageable elements containing these compounds have improved dot stability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.