发明名称 Silver halide emulsion, preparation method thereof and silver halide photographic material
摘要 A silver halide emulsion is disclosed, comprising a dispersing medium and silver halide grains having a variation coefficient of grain size distribution of not more than 20%, at least 50% of total grain projected area of the emulsion being accounted for by tabular grains an aspect ratio of at least 5, the tabular grains each having a surface region having an iodide content more than an average iodide content of the grains, the tabular grains having dislocation lines in a central region and a peripheral region of the major faces, the peripheral region having a silver chalcogenide nucleus-containing phase, the central region having silver nucleus-containing phase, and the peripheral region having at least 10 dislocation lines per grain.
申请公布号 US6080537(A) 申请公布日期 2000.06.27
申请号 US19990299136 申请日期 1999.04.26
申请人 KONICA CORPORATION 发明人 SUGIMOTO, HIDEO;ISHIKAWA, SADAYASU
分类号 G03C1/005;G03C1/015;G03C1/09;(IPC1-7):G03C1/035 主分类号 G03C1/005
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