发明授权
- 专利标题： Charging member, process for its production, process cartridge and electrophotographic apparatus
- 专利标题（中）： 充电部件，其生产工艺，处理盒和电子照相设备
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申请号： US13568913申请日： 2012-08-07
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公开(公告)号： US08526857B2公开(公告)日： 2013-09-03
- 发明人: Yuya Tomomizu , Noriaki Kuroda , Masataka Kodama , Noriko Suzumura , Hiroki Masu
- 申请人： Yuya Tomomizu , Noriaki Kuroda , Masataka Kodama , Noriko Suzumura , Hiroki Masu
- 申请人地址： JP Tokyo
- 专利权人： Canon Kabushiki Kaisha
- 当前专利权人： Canon Kabushiki Kaisha
- 当前专利权人地址： JP Tokyo
- 代理机构： Fitzpatrick, Cella, Harper & Scinto
- 优先权： JP2011-029779 20110215
- 主分类号： G03G15/02
- IPC分类号： G03G15/02
摘要：
Provided a charging member which can prevent any contaminants deposited on a cleaning member from adhering thereto by making low a surface free energy and coefficient of friction thereof. The charging member has a substrate, an elastic layer and a surface layer, and the surface layer contains a polymer having an Si—O—W linkage; the polymer having a constitutional unit represented by the following formula (1) and a constitutional unit represented by the following formula (2):
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