Photographic elements containing development accelerators and release compounds that release development inhibitors
US5478711A · kind A · utility
5Cited by
16References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 27, 1994 |
| Grant date | Dec 26, 1995 |
| Priority date | — |
| Expiry date | May 27, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/158
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A photographic element comprising a support having located thereon at least one silver halide emulsion layer, the emulsion layer containing a development accelerator and a release compound that provides a non-imagewise distribution of a development inhibitor moiety. The release compound is characterized in that it comprises a blocking group from which the development inhibitor moiety is released.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.