发明名称 |
Magnetic recording medium and production thereof |
摘要 |
A magnetic recording medium comprising a substrate, a magnetic layer and a protective layer which consists of an organic polymeric material comprising carbon atoms, hydrogen atoms and oxygen atoms, the content of the oxygen atoms increasing towards the outer surface of the protective layer, which has improved durability and corrosion resistance.
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申请公布号 |
US4737415(A) |
申请公布日期 |
1988.04.12 |
申请号 |
US19850800144 |
申请日期 |
1985.11.20 |
申请人 |
HITACHI MAXELL, LTD. |
发明人 |
ICHIJO, MINORU;OHIWA, TSUNEMI;KOKAI, FUMIO;KUBOTA, TAKASHI;WAKAI, KUNIO |
分类号 |
G11B5/72;G11B5/84;(IPC1-7):G11B5/72;G11B5/71 |
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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