发明名称 MAGNETIC RECORDING MEDIUM
摘要 <p>A magnetic recording medium which comprises a substrate, a magnetic layer on the substrate and a protective layer which is formed directly on the magnetic layer or on an undercoat layer formed on the magnetic layer, the protective layer comprising a carbonaceous material essentially consisting of carbon, hydrogen and oxygen, which has improved traveling properties and abrasion resistance.</p>
申请公布号 EP0230911(B1) 申请公布日期 1992.04.15
申请号 EP19870100431 申请日期 1987.01.15
申请人 HITACHI MAXELL LTD. 发明人 KOKAI, FUMIO;ICHIJO, MINORU;WAKAI, KUNIO
分类号 G11B5/72 主分类号 G11B5/72
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