| 发明名称 |
PRODUCTION METHOD OF MAGNETOOPTICAL RECORDING MEDIUM AND MAGNETOOPTICAL RECORDING MEDIUM. |
| 摘要 |
<p>A substrate is provided with at least a magnetooptical recording layer and a protective layer to form a magnetooptical recording medium. The surface of the protective layer is coarsened in a peripheral direction. This recording medium gives good floating conditions to a magnetic head to write data.</p> |
| 申请公布号 |
EP0483363(A1) |
申请公布日期 |
1992.05.06 |
| 申请号 |
EP19910908457 |
申请日期 |
1991.04.17 |
| 申请人 |
MITSUI PETROCHEMICAL INDUSTRIES, LTD. |
发明人 |
MIYAMOTO, KAZUYUKI MITSUI PETROCHEMICAL |
| 分类号 |
G11B7/243;G11B7/254;G11B7/2542;G11B7/2545;G11B7/257;G11B7/258;G11B7/2585;G11B11/105 |
主分类号 |
G11B7/243 |
| 代理机构 |
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代理人 |
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| 地址 |
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