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US 5,041,367 AGranted
Photographic recording material
AssigneeEastman Kodak Company
InventorHenry J. Sniadoch
Life of this patent
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Abstract
A photographic recording material is provided which has enhanced photographic properties, such as sharpness values without substantial decrease in photographic speed.
Claims7
A photographic recording material comprising a support and a photosensitive silver halide emulsion layer having in reactive association therewith, about 30 to about 800 mg/mole of silver of a polymeric development accelerator compound having a molecular weight of from about 1000 to about 10,000 according to the structural formula:
- ##STR6## wherein n is from about 4 to about 40;
- and a development inhibitor compound comprising a 5-member heterocyclic ring having the structural formula:
- ##STR7##
Dependencies are inferred from the claim text.