Invention Grant
US5609997A Silver halide photographic material and a processing method for that material 失效
卤化银照相材料和该材料的加工方法

Silver halide photographic material and a processing method for that
material
Abstract:
There is disclosed a silver halide photographic light-sensitive material having a high sensitivity and an excellent rapid processability after exposure with a camera for a plate making. The light-sensitive material comprises a support having thereon at least one light-sensitive silver halide emulsion layer containing silver halide grains. The sliver halide grains contain a metal compound having a cyanide ligand represented by Formula I and have been subjected to sensitization with a selenium sensitizer and spectral sensitization with a sensitizing dye represented by Formula II:[M(CN).sub.m X.sub.6-m ].sup.n (I)wherein M represents iron, rhenium, osmium, ruthenium, or iridium; X represents a bridged ligand; m is 4, 5 or 6; and n is -2, -3 or -4: ##STR1## wherein Z represents a group of atoms necessary to form an oxazole nucleus, a benzoxazole nucleus or a naphthooxazole nucleus; R.sub.1 represents an optionally substituted alkyl group; R.sub.2 represents an alkoxycarbonylalkyl group, a hydroxyalkyl group, a hydroxyalkoxyalkyl group, a carbamoylalkyl group, a hydroxyphenyl group, or a hydroxyalkylphenyl group; and R.sub.3 and R.sub.4 may be the same or different and each represents a hydrogen atom, an alkyl group, an alkoxy group, an alkylsulfonyl group, a sulfo group, a chlorine atom, a fluorine atom, or a carboxy group.
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