Invention Grant
- Patent Title: Carrier core material and electrophotographic carrier using same and electrophotographic developer
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Application No.: US16491365Application Date: 2018-03-15
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Publication No.: US10915034B2Publication Date: 2021-02-09
- Inventor: Shou Ogawa
- Applicant: DOWA ELECTRONICS MATERIALS CO., LTD. , DOWA IP CREATION CO., LTD.
- 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 PLC
- Priority: JP2017-069667 20170331
- International Application: PCT/JP2018/010215 WO 20180315
- International Announcement: WO2018/180543 WO 20181004
- Main IPC: G03G9/00
- IPC: G03G9/00 ; G03G9/107 ; C01G49/00
Abstract:
A carrier core material is represented by a composition formula MXFe3-XO4 (where M is at least one type of metal element selected from Mg, Mn, Ca, Ti, Cu, Zn and Ni, 0
Public/Granted literature
- US20190391506A1 CARRIER CORE MATERIAL AND ELECTROPHOTOGRAPHIC CARRIER USING SAME AND ELECTROPHOTOGRAPHIC DEVELOPER Public/Granted day:2019-12-26
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