| 发明名称 |
Magnetische Teilchen und Verfahren zu ihrer Herstellung |
| 摘要 |
Iron oxide particles suitable for use in a magnetic toner or as a pigment comprising granular iron oxide particles and from 0.1 to 10 wt%, based on the granular iron oxide particles, of non-magnetic fine iron oxide particles and/or non-magnetic fine hydrous iron oxide particles on the surfaces of said granular iron oxide particles. |
| 申请公布号 |
DE69425409(T2) |
申请公布日期 |
2001.01.11 |
| 申请号 |
DE1994625409T |
申请日期 |
1994.10.06 |
| 申请人 |
TODA KOGYO CORP., HIROSHIMA |
发明人 |
AOKI, KOSO;MISAWA, HIROMITSU;OKANO, YOJI;KOZAWA, MINORU;UCHIDA, NAOKI;FUJIOKA, KAZUO |
| 分类号 |
C09C1/24;G03G9/083;G11B5/706;G11B5/712;H01F1/11;(IPC1-7):G03G9/083 |
主分类号 |
C09C1/24 |
| 代理机构 |
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