Silver halide color photographic lightsensitive material

Details Silver halide color photographic lightsensitive material Silver halide color photographic lightsensitive material

2005-10-04

2005-10-04

Letscher, Geraldine (Department: 1752)

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

C430S505000, C430S544000, C430S611000, C430S613000, C430S614000

Reexamination Certificate

active

06951711

ABSTRACT:
A silver halide color photographic lightsensitive material containing at least one compound capable of increasing photographic speed, the compound having at least three heteroatoms in its molecule, and wherein at least one layer of the silver halide emulsion layers comprises an emulsion, the emulsion consisting of a lightsensitive silver halide emulsion wherein 50% or more in number of all the silver halide grains are occupied by tabular grains having (111) faces as main planes, the tabular grains (i) composed of silver iodobromide or silver chloroiodobromide, (ii) having an equivalent circle diameter of 1.0 μm or more and a thickness of 0.15 μm or less, and (iii) composed of core portions of 0.1 μm or less thickness free of growth ring structure and composed of silver iodobromide and shell portions having ten or more dislocation lines.

REFERENCES:
patent: 6350564 (2002-02-01), Bringley et al.
patent: 6426180 (2002-07-01), Bringley et al.
patent: 6455242 (2002-09-01), Allway et al.
patent: 6696235 (2004-02-01), Miki

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