| 发明名称 | Electrophotographic photoreceptor, image forming apparatus, and process cartridge | ||
| 摘要 | An electrophotographic photoreceptor includes a support; an undercoat layer which is provided on the support and contains at least a binder resin, metal oxide particles, and an electron-accepting compound having an anthraquinone structure, in which a content of the electron-accepting compound is from 0.5% by weight to 1.5% by weight with respect to the metal oxide particles and a contact angle of the metal oxide particles with respect to water is from 7° to 12°; and a photosensitive layer which is provided on the undercoat layer. | ||
| 申请公布号 | US8802337(B2) | 申请公布日期 | 2014.08.12 |
| 申请号 | US201213672353 | 申请日期 | 2012.11.08 |
| 申请人 | Fuji Xerox Co., Ltd. | 发明人 | Kawasaki Akihiro;Hashiba Shigeto;Nakamura Hirofumi;Nukada Hidemi;Sugiura Satoya |
| 分类号 | G03G5/14 | 主分类号 | G03G5/14 |
| 代理机构 | Oliff PLC | 代理人 | Oliff PLC |
| 主权项 | 1. An electrophotographic photoreceptor comprising: a support; an undercoat layer which is provided on the support and contains at least a binder resin, metal oxide particles, and an electron-accepting compound having an anthraquinone structure, in which a content of the electron-accepting compound is from 0.5% by weight to 1.5% by weight with respect to the metal oxide particles and a contact angle of the metal oxide particles with respect to water is from 7° to 12°; and a photosensitive layer which is provided on the undercoat layer, whereinsurfaces of the metal oxide particles are treated with a surface treating agent, andan amount of the surface treating agent is from 0.5% by weight to 1.0% by weight with respect to the metal oxide particles. | ||
| 地址 | Tokyo JP | ||