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Patent Searching and Data


Title:
SILVER HALIDE COLOR PHOTOGRAPHIC MATERIAL
Document Type and Number:
Japanese Patent JPH06118587
Kind Code:
A
Abstract:

PURPOSE: To enhance sensitivity and pressure resistance characteristics by incorporating specified flat silver halide grains in an emulsion layer and a specified cyan coupler.in a hydrophilic colloidal layer.

CONSTITUTION: The silver halide color photographic sensitive material has on a support at least one silver halide emulsion layer and this layer contains the flat silver halide grains having an average aspect ratio of ≥2 in an amount of 50% of the projection area of the total grains, and one of the hydrophilic colloidal layers contains the cyan coupler represented by formula I or II in which Za is -NH= or -CH(R13)-; each of Zb and Zc is -C(R14)= or -N=: each of R11-R13, is an electron-attractive group having a Hammett's substituent constant ΣP of ≥0.20; each of R14 and R21 is H or a substituent; R22 is a substituent; Z2 is a nonmetallic atomic group necessary to form an N-containing heterocycle and each of X1 and X2 is H or the like.


Inventors:
KOBAYASHI HIDETOSHI
Application Number:
JP28815392A
Publication Date:
April 28, 1994
Filing Date:
October 05, 1992
Export Citation:
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Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
G03C1/035; G03C7/38; (IPC1-7): G03C7/38; G03C1/035
Attorney, Agent or Firm:
Takehiko Suzue