Photographic sensitivity increasing alkynylamine compounds and photographic elements
US5413905A · kind A · utility
8Cited by
11References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 16, 1993 |
| Grant date | May 9, 1995 |
| Priority date | — |
| Expiry date | Dec 16, 2013 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C5/50
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention relates to water soluble photographic sensitivity increasing alkynylamine compounds. It also relates to photographic elements containing such compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.