发明授权
US07937025B2 Scorotron corona charger, process cartridge, and image forming apparatus
有权
Scorotron电晕充电器,处理盒和成像设备
- 专利标题: Scorotron corona charger, process cartridge, and image forming apparatus
- 专利标题(中): Scorotron电晕充电器,处理盒和成像设备
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申请号: US12552666申请日: 2009-09-02
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公开(公告)号: US07937025B2公开(公告)日: 2011-05-03
- 发明人: Shinji Nohsho , Yoshiki Yanagawa
- 申请人: Shinji Nohsho , Yoshiki Yanagawa
- 申请人地址: JP Tokyo
- 专利权人: Ricoh Company, Ltd.
- 当前专利权人: Ricoh Company, Ltd.
- 当前专利权人地址: JP Tokyo
- 代理机构: Cooper & Dunham LLP
- 优先权: JP2008-234314 20080912
- 主分类号: G03G15/02
- IPC分类号: G03G15/02
摘要:
A scorotron corona charger including a grid electrode is provided. A layer including a zeolite, a resistance controlling agent, and a binder is formed on the grid electrode. The binder resin has a solubility parameter of 10.0 cal1/2cm−3/2 or less.
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