发明名称 Electrophotographic Photosensitive member, process cartridge and electrophotographic apparatus
摘要 An electrophotographic photosensitive member capable of forming images with less defects, such as ghost, while retaining a high photo-sensitivity, is provided. The photosensitive member includes a support and a photosensitive layer disposed on the support, wherein said photosensitive layer contains a phthalocyanine pigment and an azo calixÄnÜarene compound represented by the formula (1) below: <CHEM> wherein n denotes an integer of 4 - 8; a number (n) of R1 independently denote a hydrogen atom or an alkyl group capable of having a substituent and including at least one alkyl group capable of having a substituent; a number (2n) of R2 independently denote a hydrogen atom or an alkyl group capable of having a substituent; and a number (n) of Ar independently denote a monovalent group selected from an aromatic hydrocarbon ring group capable of having a substituent, a heterocyclic ring group capable of having a substituent, and a combination of these groups capable of having a substituent. <IMAGE>
申请公布号 EP1130476(B1) 申请公布日期 2016.05.25
申请号 EP20010102052 申请日期 2001.01.30
申请人 CANON KABUSHIKI KAISHA 发明人 TANAKA, MASATO;ANAYAMA, HIDEKI;HIRANO, HIDETOSHI;TANABE, KAN;ASAKURA, KAZUE;FUJII, ATSUSHI
分类号 G03G5/06;G03G5/05 主分类号 G03G5/06
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