| 发明名称 |
Magnetic recording medium |
| 摘要 |
A durable, rust- and scratch-resistant magnetic recording medium coated thereon a thin ferromagnetic film comprising an iron oxide nitride, wherein said film is an aggregation of pillar particles of said iron oxide nitride, said particles having a higher nitrogen content on their surface than inside the particles.
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| 申请公布号 |
US4956229(A) |
申请公布日期 |
1990.09.11 |
| 申请号 |
US19880175466 |
申请日期 |
1988.03.30 |
| 申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
YASUNAGA, TADASHI;YANAI, AKIO;SASAZAWA, KOJI;NAGAO, MAKOTO |
| 分类号 |
G11B5/66;G11B5/64;G11B5/65;G11B5/706;G11B5/708;H01F10/18 |
主分类号 |
G11B5/66 |
| 代理机构 |
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代理人 |
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