发明名称 |
Magnetic recording medium having a lubricating coating layer |
摘要 |
A magnetic recording medium having a modified surface, consisting essentially of (a) a substrate, (b) a ferromagnetic metal thin film formed on one side of the substrate by a vacuum deposition method, an ion plating method, a sputtering method or a plating method and (c) a lubricating coating layer formed on the thin film or on the back of the substrate or on both of them. The recording medium has an improved running stability, durability and corrosion resistance.
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申请公布号 |
US4759991(A) |
申请公布日期 |
1988.07.26 |
申请号 |
US19850707046 |
申请日期 |
1985.03.01 |
申请人 |
TOAGOSEI CHEMICAL INDUSTRY CO., LTD.;OLYMPUS OPTICAL CO., LTD. |
发明人 |
KANNO, TOSHIYUKI;WATANABE, HITOSHI;YASUDA, YASUTARO;KOJIMA, SHIRO;KATO, HIROYUKI;TSUDA, TAKASHI;AZUMA, KISHIRO |
分类号 |
G11B5/72;(IPC1-7):G11B5/72 |
主分类号 |
G11B5/72 |
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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