Patent · US Expired

Silver halide color photographic light-sensitive material

US4735893A · kind A · utility

12Cited by
11References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 10, 1985
Grant dateApr 5, 1988
Priority date
Expiry dateJun 10, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/132
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A silver halide color photographic light-sensitive material containing a combination of a pyrazolo-azole magenta coupler and a specific dye image stabilizing agent is disclosed. The stabilizing agent is effective to improve fastness of a dye image formed by the coupler to light, heat and moisture.

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