Invention Grant
- Patent Title: Carrier core material for electrophotographic developer, and manufacturing method of the same, carrier for electrophotographic developer, and electrophotographic developer
- Patent Title (中): 用于电子照相显影剂的载体芯材及其制备方法，电子照相显影剂载体和电子照相显影剂
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Application No.: US12450321Application Date: 2008-04-09
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Publication No.: US08592123B2Publication Date: 2013-11-26
- Inventor: Tomoya Yamada , Takashi Fujiwara , Ryusuke Nakao , Yukihiro Matuda , Tomokazu Mouri
- Applicant: Tomoya Yamada , Takashi Fujiwara , Ryusuke Nakao , Yukihiro Matuda , Tomokazu Mouri
- Applicant Address: JP Tokyo JP Okayama
- Assignee: Dowa Electronics Materials Co., Ltd.,Dowa IP Creation Co., Ltd.
- Current Assignee: Dowa Electronics Materials Co., Ltd.,Dowa IP Creation Co., Ltd.
- Current Assignee Address: JP Tokyo JP Okayama
- Agency: Oliff & Berridge, PLC
- Priority: JP2007-103290 20070410
- International Application: PCT/JP2008/057025 WO 20080409
- International Announcement: WO2008/126869 WO 20081023
- Main IPC: G03G9/113
- IPC: G03G9/113
Abstract:
To provide a carrier for electrophotographic developer, capable of realizing a high image quality and full colorization and reducing carrier scattering, and a manufacturing method of the same, and an electrophotographic developer containing the carrier. A carrier core material for electrophotographic developer, with a general formula expressed by MgxMn(1-x)FeyO4 (where 0
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