Donor element for thermal imaging containing infra-red absorbing squarylium compound
US5019549A · kind A · utility
47Cited by
1References
28Claims
0Family size
Inventors
Key dates
| Filing date | Oct 25, 1990 |
| Grant date | May 28, 1991 |
| Priority date | — |
| Expiry date | Oct 25, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/146
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
These is disclosed donor elements for laser-induced thermal imaging processes containing infra-red absorbing squarylium dyes of the following structure: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, and R.sup.4 are each independently alkyl groups of from one to eight carbon atoms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.