Ultrathin high chloride tabular grain emulsions
US5389509A · kind A · utility
36Cited by
5References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 4, 1993 |
| Grant date | Feb 14, 1995 |
| Priority date | — |
| Expiry date | Oct 4, 2013 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C2200/33
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A radiation sensitive emulsion is disclosed containing a silver halide grain population comprised of at least 50 mole percent chloride, based on silver, in which greater than 50 percent of the total grain projected area is accounted for by ultrathin tabular grains containing a 7-azaindole type compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.