发明名称 Magnetic recording medium.
摘要 In a magnetic recording medium, a non-magnetic substrate (1) has at least one under-coat layer (4) including flake powder of non-magnetic material on its surface, thereby splendid property of running durability and electromagnetic transducing characteristics is achieved in spite of thinning the total thickness of the magnetic recording medium. <IMAGE>
申请公布号 EP0442422(A1) 申请公布日期 1991.08.21
申请号 EP19910101886 申请日期 1991.02.11
申请人 MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 发明人 HATANAKA, HIDEO;HIGASHIONJI, MASARU;MUKAE, HIDEAKI
分类号 G11B5/73;G11B5/735;G11B5/738 主分类号 G11B5/73
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