Silver halide photographic emulsion, producing method of the same, and silver halide photographic material containing the same
AssigneeFuji Photo Film Co., Ltd.
InventorsTakanori Hioki, Noboru Hikichi
Life of this patent
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Abstract
A silver halide photographic emulsion is disclosed, which comprises at least one dye or sensitizing dye having at least one organic counter ion; and also a silver halide photographic emulsion layer containing the above dye or sensitizing dye and a method of producing the above silver halide photographic emulsion are disclosed.
Claims16
A silver halide photographic emulsion which comprises at least one dye or sensitizing dye having at least one organic counter ion, said at least one dye or sensitizing dye being selected from the group consisting of a merocyanine dye and a rhodacyanine dye.
A silver halide photographic material which comprises at least one silver halide photographic emulsion layer containing at least one dye or sensitizing dye having at least one organic counter ion, said at least one dye or sensitizing dye being selected from the group consisting of a merocyanine dye and a rhodacyanine dye.
A method of producing a silver halide photographic emulsion, which comprises the step of adding at least one dye or sensitizing dye having at least one organic counter ion to the silver halide photographic emulsion as the solution of an organic solvent, said at least one dye or sensitizing dye being selected from the group consisting of a merocyanine dye and a rhodacyanine dye.
Dependencies are inferred from the claim text.