发明名称 COMPOSITE PIGMENT AND ELECTROPHOTOGRAPHIC PHOTORECEPTOR USING THE SAME, IMAGE FORMING APPARATUS, PROCESS CARTRIDGE FOR IMAGE FORMING APPARATUS
摘要 PROBLEM TO BE SOLVED: To provide a composite pigment comprising a gallium phthalocyanine dimer and an azo compound, and an electrophotographic photoreceptor using the composite pigment, an image forming method, an image forming apparatus and the like, in order to actualize higher image properties and higher stability of electrophotography.SOLUTION: A composite pigment comprising a gallium phthalocyanine dimer, which is prepared from a gallium phthalocyanine compound expressed by general formula (A) as a starting raw material, and an azo pigment is provided.
申请公布号 JP2013159721(A) 申请公布日期 2013.08.19
申请号 JP20120023635 申请日期 2012.02.07
申请人 RICOH CO LTD 发明人 SATORI SATOMI;OTA MASABUMI;YANAGAWA YOSHITERU
分类号 C09B67/22;C09B35/025;C09B47/04;G03G5/06 主分类号 C09B67/22
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