Photographic material containing yellow couplers

Details Photographic material containing yellow couplers Photographic material containing yellow couplers

G - Physics

03

C

96/119

G03C 7/32 (2006.01) C07D 333/48 (2006.01) G03C 7/36 (2006.01)

Patent

CA 1043618

PHOTOGRAPHIC MATERIAL CONTAINING YELLOW COUPLERS (Abstract of the Disclosure) Diffusionfast yellow couplers for colorphotographic silver halide materials with at least one silver halide emulsion layer are provided containing a substituted or unsubstituted 2-cyclo- tetramethylene sulfone group in a non-coupling position of the coupler molecule which couplers are excellently emulsi- fiably in color photographic emulsions, are highly reactive and stable under heat and tropic conditions. The dyes produced from them by dromogenic development in color developers containing aromatic components of the p-phenylene diamine series which contains at least one primary amino group are eminently ly stable under heat and tropic conditions, have a low side absorptions in the unwanted region of the spectrum and low fog values.

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