| 发明名称 |
Magnetic recording medium |
| 摘要 |
A magnetic recording medium which comprises a first layer formed on a substrate and comprising Co; Co and Ni; Co and O; or Co, Ni and O, and a second magnetic layer formed on the first magnetic layer and comprising Co and Cr at a weight ratio of Co/Cr being from 2.5 to 8.
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| 申请公布号 |
US4550062(A) |
申请公布日期 |
1985.10.29 |
| 申请号 |
US19830561521 |
申请日期 |
1983.12.15 |
| 申请人 |
TDK CORPORATION |
发明人 |
TAKAYAMA, SUGURU;NOGUCHI, KIYOSHI;KOBAYASHI, KOUJI |
| 分类号 |
G11B5/706;G11B5/64;G11B5/65;G11B5/66;G11B5/716;G11B5/85;(IPC1-7):G11B5/66 |
主分类号 |
G11B5/706 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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