发明授权
- 专利标题: Doped magnetic iron oxide particles and method of preparing the same
- 专利标题(中): 掺杂的磁性氧化铁颗粒及其制备方法
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申请号: US366142申请日: 1995-01-09
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公开(公告)号: US5512317A公开(公告)日: 1996-04-30
- 发明人: Albena V. Blagev
- 申请人: Albena V. Blagev
- 申请人地址: MN St. Paul
- 专利权人: Minnesota Mining and Manufacturing Company
- 当前专利权人: Minnesota Mining and Manufacturing Company
- 当前专利权人地址: MN St. Paul
- 主分类号: C01G49/00
- IPC分类号: C01G49/00 ; C01G53/00 ; G11B5/706 ; B05D7/00
摘要:
A doped magnetic iron oxide particle suitable for use in magnetic recording media, and methods of preparing the doped magnetic iron oxide particle, are disclosed. The doped magnetic iron oxide particle has the general formula:Co.sub.x Fe.sup.+2.sub.1-x Fe.sub.2.sup.+3 O.sub.4, wherein O
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