Photographic recording material.

摘要

A photographic recording material is provided which has enhanced photographic properties, such as sharpness values without substantial decrease in photographic speed. The material comprises a support and a photosensitive silver halide emulsion layer having in reactive association therewith, a polymeric development accelerator compound having the structural formula: <CHEM> and a development inhibitor compound comprising a 5-or 6- member heterocyclic ring having the structural formula: <CHEM> wherein: n is from 4 to 40; X is sulfur or nitrogen and Y is a 2 or 3 member alkylene group which can be substituted.