| 发明名称 |
Magnetic recording medium |
| 摘要 |
In a magnetic recording medium comprising a magnetic recording layer on the surface of a non-magnetic support member, an abrasive having a Mohs' hardness of at least 6 and needle-shaped alpha -Fe2O3 are incorporated in the magnetic layer, thus improving the coating durability and decreasing the head abrasion, jitter and noise.
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| 申请公布号 |
US4425400(A) |
申请公布日期 |
1984.01.10 |
| 申请号 |
US19820364029 |
申请日期 |
1982.03.31 |
| 申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
YAMAGUCHI, NOBUTAKA;FUJIYANA, MASAAKI;TSUJI, NOBUO;NASU, NORIO |
| 分类号 |
C09D5/23;C09D7/12;G11B5/708;(IPC1-7):H01F10/02 |
主分类号 |
C09D5/23 |
| 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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