发明名称 |
Magnetic recording medium |
摘要 |
A magnetic recording medium suitable for high density recording having improved erasing characteristics is produced by a method comprising the steps of forming an under coat layer containing an electrically conductive material on at least one surface of a substrate, applying a magnetic paint containing hexagonal system ferrite magnetic powder on the under coat layer and drying the applied magnetic paint to form a magnetic layer having a thickness of not larger than 0.7 mu m.
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申请公布号 |
US5256481(A) |
申请公布日期 |
1993.10.26 |
申请号 |
US19910740877 |
申请日期 |
1991.07.31 |
申请人 |
HITACHI MAXELL, LTD. |
发明人 |
MIYAKE, AKIRA;KISHIMOTO, MIKIO;FUNAHASHI, MASAYA;MIYATA, TERUHISA;NAGATANI, HITOSHI |
分类号 |
G11B5/738;(IPC1-7):H01F10/02 |
主分类号 |
G11B5/738 |
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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