SILVER HALIDE EMULSION AND SILVER HALIDE PHOTOGRAPHIC SENSITIVE MATERIAL

PROBLEM TO BE SOLVED: To provide a silver halide photographic emulsion having high sensitivity and excellent in storage stability. SOLUTION: The silver halide emulsion contains silver halide grains, wherein a dye chromophore has been adsorbed in multiple layers on silver halide grain surfaces, an av...

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Bibliographische Detailangaben
Hauptverfasser: YAMAGUCHI TOMOHIKO, SUZUMOTO TAKESHI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a silver halide photographic emulsion having high sensitivity and excellent in storage stability. SOLUTION: The silver halide emulsion contains silver halide grains, wherein a dye chromophore has been adsorbed in multiple layers on silver halide grain surfaces, an average surface iodine content of the silver halide grains is 6-40 mol%, ≥70% of the total projected area of the silver halide grains is occupied by tabular grains having (111) planes as main surfaces, a coefficient of variation in circle-equivalent diameter of all the grains is within the range of 16-40%, and an average iodine content of the silver halide grains is 3-15 mol%. COPYRIGHT: (C)2005,JPO&NCIPI