发明名称 A magnetic recording medium
摘要 <p>A magnetic recording medium which has improved electromagnetic conversion characteristics and running ability and is suitable for high-density recording. The magnetic recording medium has at least two magnetic layers which are provided on one side of a support. One of said magnetic layers contains magnetic particles having an aspect ratio of from 3 to less than 8 and the other one contains magnetic particles having an aspect ratio of from 8 to 12.</p>
申请公布号 EP0389994(B2) 申请公布日期 1997.03.05
申请号 EP19900105605 申请日期 1990.03.24
申请人 KONICA CORPORATION 发明人 KAWAHARA, SETSUKO;NAKANO, YASUSHI;KOYAMA, NOBORU;UMEMURA, MASAHIRO
分类号 G11B5/702;G11B5/714;G11B5/716;(IPC1-7):G11B5/714 主分类号 G11B5/702
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