Patent · US Expired

Light-sensitive photographic materials comprising tabular silver halide grains and azodicarbonamide derivatives

US5731141A · kind A · utility

0Cited by
6References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 21, 1996
Grant dateMar 24, 1998
Priority date
Expiry dateMay 21, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C2001/0055
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The present invention describes a light-sensitive silver halide photographic material comprising a support and silver halide emulsion layer or layers, wherein at least one of said silver halide emulsion layers contains tabular silver halide grains having an average diameter to thickness ratio of at least 2:1 and at least one azodicarbonamide derivative.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.