Silver halide emulsion
AssigneeKonishiroku Photo Industry Co., Ltd.
InventorsKunihiro Koshizuka, Syoji Matsuzaka, Takaaki Kojima
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Abstract
A novel silver halide emulsion is disclosed. This silver halide emulsion comprises in combination (a) silver halide made of silver chlorobromide or silver chlorobromoiodide, (b) a hydroxytetrazaindene compound and (c) a nitrogen-containing heterocyclic compound having at least one mercapto group, the grains of said silver halide having such a size distribution that the variation co-efficient is not more than 0.15.
Claims6
A silver halide photographic paper having on a support at least one layer which contains a silver halide emulsion comprising in combination (a) silver halide made of silver chlorobromoiodide containing 0 to 2 mol % of iodine, (b) a hydroxytetrazaindene compound and (c) a nitrogen-containing heterocyclic compound having at least one mercapto group, the grains of said silver halide having such a size distribution that the variation coefficient is not more than 0.15.
Dependencies are inferred from the claim text.