基本信息:
- 专利标题:
- 申请号:DE69505458 申请日:1995-04-19
- 公开(公告)号:DE69505458D1 公开(公告)日:1998-11-26
- 发明人: SATO YUJI , HONJO TOSHIO , KAYAMOTO KANAO , OGATA MASAHIRO , SHIMIZU KOUICHI
- 申请人: POWDERTECH CO LTD
- 专利权人: POWDERTECH CO LTD
- 当前专利权人: POWDERTECH CO LTD
- 优先权: JP14700894 1994-06-07
- 主分类号: G03G9/08
- IPC分类号: G03G9/08 ; C01G49/00 ; G03G9/107 ; G03G9/113 ; H01F1/00 ; H01F1/36
摘要:
A ferrite carrier for electrophotographic developers comprises a lithium ferrite of formula (Li2O)x (Fe2O3)100-x (I), wherein x is not more than 16.7 mol.%, and 3-15 mol.%, based on the lithium ferrite, of the Li2O and/or Fe2O3 is substd. with an alkaline earth metal oxide. Also claimed is an electrophotographic developer comprising a toner and the above ferrite carrier.
公开/授权文献:
- DE69505458T2 公开/授权日:1999-06-02
信息查询:
EspacenetIPC结构图谱:
G | 物理 |
--G03 | 摄影术;电影术;利用了光波以外其他波的类似技术;电记录术;全息摄影术 |
----G03G | 电记录术;电照相;磁记录 |
------G03G9/00 | 显影剂 |
--------G03G9/08 | .带有调色剂颗粒的 |