发明名称 |
Magnetic recording medium |
摘要 |
A magnetic recording medium includes a non-magnetic supporter, a first magnetic layer and a second magnetic layer on which magnetic paints made of different ferromagnetic materials are applied in order of the first magnetic layer and the second magnetic layer on the non-magnetic supporter. Both the first magnetic layer and the second magnetic layer include polyester polyol having an alicyclic framework and a polyurethane resin composed of diisocyanate.
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申请公布号 |
US2004121187(A1) |
申请公布日期 |
2004.06.24 |
申请号 |
US20030714021 |
申请日期 |
2003.11.13 |
申请人 |
KATO ATSUSHI;KAGAWA JUNJI;MURAKAMI HIROYUKI;KOIKE FUMIKO |
发明人 |
KATO ATSUSHI;KAGAWA JUNJI;MURAKAMI HIROYUKI;KOIKE FUMIKO |
分类号 |
G11B5/702;G11B5/716;(IPC1-7):G11B5/66 |
主分类号 |
G11B5/702 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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