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US 6,387,610 B1Granted
Silver halide photographic emulsion and silver halide photographic material containing said silver halide photographic emulsion
AssigneeFuji Photo Film Co., Ltd.
InventorsKatsuhiro Yamashita, Katsumi Kobayashi
Life of this patent
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Abstract
A silver halide photographic emulsion which contains silver halide grains having light absorption strength of 100 or more.
Claims8
A silver halide photographic emulsion comprising silver halide grains having a light absorption strength of 100 or more per unit surface area, wherein said silver halide grains have been spectrally sensitized with sensitizing dyes that are multilayer adsorbed onto a surface of said silver halide grains, and among the spectral sensitizing dyes multilayer adsorbed, a first dye is a cationic dye and a second dye is an anionic dye.
Dependencies are inferred from the claim text.