| 发明名称 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | ||
| 摘要 | Provided is an electrophotographic photoreceptor including an electroconductive substrate, an undercoat layer that is provided on the electroconductive substrate, contains a binder resin, metal oxide particles and an electron accepting compound having an acidic group and has an AC impedance of from 1×105Ω to 1×108Ω under the measurement condition in which a temperature is 22° C., a humidity is 50% RH, an AC voltage is ±1 V, and a frequency is 1 Hz and an AC impedance of from 1×103Ω to 1×108Ω under the measurement condition in which a temperature is 22° C., a humidity is 50% RH, an AC voltage is ±1 V, and a frequency is 100 Hz, and a photosensitive layer that is provided on the undercoat layer. | ||
| 申请公布号 | US8974992(B2) | 申请公布日期 | 2015.03.10 |
| 申请号 | US201313871489 | 申请日期 | 2013.04.26 |
| 申请人 | Fuji Xerox Co., Ltd. | 发明人 | Nakamura Hirofumi;Korenaga Jiro;Nakamura Mitsuhide |
| 分类号 | G03G5/00;G03G5/06;G03G5/14 | 主分类号 | G03G5/00 |
| 代理机构 | Oliff PLC | 代理人 | Oliff PLC |
| 主权项 | 1. An electrophotographic photoreceptor comprising: an electroconductive substrate; an undercoat layer that is provided on the electroconductive substrate, contains a binder resin, metal oxide particles and an electron accepting compound having an acidic group and has an AC impedance of from 1×105Ω to 1×108Ω under the measurement condition in which a temperature is 22° C., a humidity is 50% RH, an AC voltage is ±1 V, and a frequency is 1 Hz and an AC impedance of from 1×103Ω to 1×108Ω under the measurement condition in which a temperature is 22° C., a humidity is 50% RH, an AC voltage is ±1 V, and a frequency is 100 Hz; and a photosensitive layer that is provided on the undercoat layer. | ||
| 地址 | Tokyo JP | ||