Thermally-processable image recording materials including substituted purine compounds
US5411929A · kind A · utility
7Cited by
12References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 1994 |
| Grant date | May 2, 1995 |
| Priority date | — |
| Expiry date | Jun 30, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/165
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
There are disclosed thermally-processable image recording materials comprising a support carrying thereon; a di- or triarylmethane thiolactone dye, an organic silver salt, a binder; and a select group of substituted purine compounds for reducing a post-processed formation of a yellowish-brown color (gilding) within such materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.