申请人:Fuji Photo Film Co., Ltd.
公开号:US04551419A1
公开(公告)日:1985-11-05
A silver halide photographic material which contains a light-sensitive silver halide emulsion and an internally fogged silver halide emulsion is development-processed in the presence of at least one compound selected from the group consisting of compounds represented by the general formulae (I) and (II) and at least one azaindene having a mercapto group to exhibit high photographic speed, high contrast and high maximum image density: R.sub.1 --(R.sub.3).sub.l X}.sub.n R.sub.3 '--R.sub.2 (I) wherein R.sub.1 and R.sub.2 each represents a hydrogen atom, an aryl group, an aryl group, or a heterocyclic group; R.sub.3 and R.sub.3 ' each represents an alkylene group, an arylene group, a heterocyclic group; X presents ##STR1## R.sub.4 represents a hydrogen atom or --R.sub.5 --Y}.sub.m R.sub.5 '--R.sub.6 ; R.sub.5 and R.sub.5 ' have the same meanings as R.sub.3 and R.sub.3 '; R.sub.6 has the same meaning as R.sub.1 and R.sub.2 ; Y represents ##STR2## R.sub.7 has the same meaning as R.sub.1 and R.sub.2 ; l represents 0 or 1, n represents an integer of 1 to 110, and m represents an integer of 0 to 10, and at least one X therein must be a sulfur atom: ##STR3## wherein Q represents atoms necessary to form a heterocyclic ring, and A represents an alkyl group, or an aryl group.
一种含有感光银卤酸盐乳剂和内部雾化银卤酸盐乳剂的银卤酸盐摄影材料,在存在于通式(I)和(II)所表示的化合物组成的群体中至少选择一种化合物和至少一种带有巯基的氮杂吲哚的存在下进行显影处理,以表现出高摄影速度、高对比度和高最大图像密度:
R.sub.1 --(R.sub.3).sub.l X}.sub.n R.sub.3 '--R.sub.2 (I)
其中,R.sub.1和R.sub.2分别表示氢原子、芳基、杂环基;R.sub.3和R.sub.3'分别表示烷基、芳基、杂环基;X表示##STR1##;R.sub.4表示氢原子或--R.sub.5 --Y}.sub.m R.sub.5 '--R.sub.6;R.sub.5和R.sub.5'的含义与R.sub.3和R.sub.3'相同;R.sub.6的含义与R.sub.1和R.sub.2相同;Y表示##STR2##;R.sub.7的含义与R.sub.1和R.sub.2相同;l表示0或1,n表示1到110的整数,m表示0到10的整数,并且其中至少有一个X是硫原子:##STR3##
其中,Q表示形成杂环环所必需的原子,A表示烷基或芳基。