发明名称 Magnetisches Aufzeichnungsmedium
摘要 A magnetic recording medium having two coated magnetic layers of a first magnetic layer and a second magnetic layer on a non-magnetic substrate. The first magnetic layer has a coercive force of 400 to 590 Oe and a thickness of 2.1 to 2.8 mu and said second magnetic layer has a coercive force of 590 to 800 Oe and a thickness of at least 2.1 mu .
申请公布号 DE3130147(C2) 申请公布日期 1995.05.18
申请号 DE19813130147 申请日期 1981.07.30
申请人 TDK CORP., TOKIO/TOKYO, JP 发明人 KAWAHARA, HIROSHI, TOKIO/TOKYO, JP;AZEGAMI, HITOSHI, TOKIO/TOKYO, JP;HORIGOME, EIJI, TOKIO/TOKYO, JP
分类号 C09D5/23;C09D7/12;G11B5/716;(IPC1-7):G11B5/716 主分类号 C09D5/23
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