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 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|