发明授权
- 专利标题： Charging unit, manufacturing method for charging unit, process cartridge and image forming device
- 专利标题（中）： 充电单元，充电单元的制造方法，处理盒和成像装置
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申请号： US12758380申请日： 2010-04-12
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公开(公告)号： US08412069B2公开(公告)日： 2013-04-02
- 发明人: Takeshi Kawai , Yasuaki Miyazawa , Masato Ono
- 申请人： Takeshi Kawai , Yasuaki Miyazawa , Masato Ono
- 申请人地址： JP Tokyo
- 专利权人： Fuji Xerox Co., Ltd.
- 当前专利权人： Fuji Xerox Co., Ltd.
- 当前专利权人地址： JP Tokyo
- 代理机构： Oliff & Berridge, PLC
- 优先权： JP2009-168118 20090716
- 主分类号： G03G15/02
- IPC分类号： G03G15/02
摘要：
A charging unit is provided, the charging unit including: a charging member; and a charging member clean-up member having an elastic layer, the elastic layer containing a silicon oil, wherein a silicone concentration in analyzing the charging member by an x-ray photoelectron spectroscopy satisfies following condition: about 1 atm %≦(difference between the maximum value and the minimum value of the silicone concentration in Si2p detected by the x-ray photoelectron spectroscopy above the charging member)≦about 3 atm %.
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