Photographic recording material providing improved granularity properties
US4859578A · kind A · utility
14Cited by
4References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 21, 1988 |
| Grant date | Aug 22, 1989 |
| Priority date | — |
| Expiry date | Jun 21, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/16
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A photographic recording material is disclosed which is capable of providing improved granularity properties without sacrifice in other desirable photographic properties. The recording material comprises an image dye-forming coupler compound, a development inhibitor releasing compound, a compound capable of imagewise release of a soluble mercaptan compound and a compound capable of imagewise release of an electron transfer agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.