Thermographic imaging composition and element comprising said composition
US6066445A · kind A · utility
0Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 1996 |
| Grant date | May 23, 2000 |
| Priority date | — |
| Expiry date | Dec 19, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C1/4989
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A thermographic imaging element comprises: PA1 (a) a support; PA1 (b) an imaging layer comprising: PA2 (i) a silver salt; PA2 (ii) a first reducing agent which has high activity with an activation energy of less than 10 Joules/sq.cm.; and PA2 (iii) a second reducing agent which has low activity with an activation energy of greater than or equal to 10 Joules/sq.cm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.