发明名称 |
Magnetic recording medium having a lubricating layer comprising a binder and specified perfluoro polyoxyalkyl lubricant |
摘要 |
A magnetic recording medium comprising a non-magnetic substrate and a magnetic layer formed thereon, at least the surface portion of said magnetic layer being made from an organic compound having a perfluoro group and a hydrocarbon group is excellent in durability and exhibits good lubricating effect for a long period of time.
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申请公布号 |
US5223342(A) |
申请公布日期 |
1993.06.29 |
申请号 |
US19910669672 |
申请日期 |
1991.03.14 |
申请人 |
HITACHI, LTD. |
发明人 |
SHOJI, MITSUYOSHI;ITO, YUTAKA;NAKANO, FUMIO;NARAHARA, TOSHIKAZU |
分类号 |
G11B5/725 |
主分类号 |
G11B5/725 |
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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