发明名称 MAGNETIC RECORDING MEDIUM AND METHOD FOR MANUFACTURING THE SAME
摘要 PROBLEM TO BE SOLVED: To provide a magnetic recording medium and a method for manufacturing the medium having excellent electromagnetic transduction characteristics such as output characteristics and also having traveling reliability. SOLUTION: The medium has a magnetic layer and contains abrasive particles dispersed only in the surface area of the magnetic layer. The magnetic recording medium is manufactured by applying a coating material containing abrasive particles on the surface of the magnetic layer so as to disperse the abrasive particles only in the surface region of the magnetic layer.
申请公布号 JP2002304717(A) 申请公布日期 2002.10.18
申请号 JP20010106017 申请日期 2001.04.04
申请人 SONY CORP 发明人 YAMAGA MINORU
分类号 G11B5/72;G11B5/70;G11B5/84;(IPC1-7):G11B5/72 主分类号 G11B5/72
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