Invention Grant
- Patent Title: Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method
- Patent Title (中): 静电荷图像显影调色剂,静电荷图像显影剂,调色剂盒,处理盒,成像设备和图像形成方法
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Application No.: US13951082Application Date: 2013-07-25
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Publication No.: US08999617B2Publication Date: 2015-04-07
- Inventor: Yoshifumi Iida , Takeshi Iwanaga , Yuka Zenitani , Yasunobu Kashima , Chika Hama
- Applicant: Fuji Xerox Co., Ltd.
- Applicant Address: JP Tokyo
- Assignee: Fuji Xerox Co., Ltd.
- Current Assignee: Fuji Xerox Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oliff PLC
- Priority: JP2013-064974 20130326
- Main IPC: G03G9/08
- IPC: G03G9/08 ; G03G9/097

Abstract:
An electrostatic charge image developing toner includes toner particles and silica particles that have a titanium content of from 0.001% by weight to 10% by weight in a surface layer, an average particle diameter of from 30 nm to 500 nm, and a particle size distribution index of from 1.1 to 1.5, and are surface-treated with a titanium compound in which an organic group is bonded to a titanium atom via an oxygen atom, and a hydrophobizing agent in sequence.
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