Patent · US Expired

Silver halide light-sensitive photographic material

US5063148A · kind A · utility

3Cited by
5References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 3, 1990
Grant dateNov 5, 1991
Priority date
Expiry dateApr 3, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C7/301
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A silver halide light-sensitive photographic material which is capable to form magenta dye image of substantially improved light-fastness and to form non-colored portion free from Y-stain is disclosed. The material comprises compounds represented by general formula M-I and II in the layers separately or together. ##STR1##

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