发明名称 |
CARRIER CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPER, METHOD OF MANUFACTURING THE SAME, CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, AND ELECTROPHOTOGRAPHIC DEVELOPER |
摘要 |
PROBLEM TO BE SOLVED: To provide a carrier core material which has a high breakdown voltage and keeps an appropriate electric resistance value up to the breakdown voltage and has a high susceptibility, to provide a method of manufacturing the same and a carrier using the carrier core material, and to provide an electrophotographic developer. SOLUTION: The carrier core material includes a magnetite containing 10 to 400 ppm of Li. The method of manufacturing the same, the carrier using the carrier core material, and the electrophotographic developer are also provided. COPYRIGHT: (C)2011,JPO&INPIT
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申请公布号 |
JP2011053491(A) |
申请公布日期 |
2011.03.17 |
申请号 |
JP20090203061 |
申请日期 |
2009.09.02 |
申请人 |
DOWA ELECTRONICS MATERIALS CO LTD;DOWA IP CREATION CO LTD |
发明人 |
KAWACHI TAKASHI;KITAMURA TOSHIYA |
分类号 |
G03G9/107;G03G9/10;G03G9/113 |
主分类号 |
G03G9/107 |
代理机构 |
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代理人 |
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地址 |
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