发明名称 |
MAGNETIC RECORDING MEDIUM |
摘要 |
PROBLEM TO BE SOLVED: To provide a magnetic recording medium having a smooth magnetic layer high in charging properties and high in durability. SOLUTION: The magnetic recording medium formed by applying a magnetic material prepared by dispersing ferromagnetic powder in a binder on a non- magnetic substrate is characterized in that the binder component contains polyurethane resin consisting of polyester diol as a main raw material, in which 50 mol% or more of all acid component is alicyclic dibasic acid and 50 mol% or more of all glycol component is alicyclic glycol.
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申请公布号 |
JP2001229523(A) |
申请公布日期 |
2001.08.24 |
申请号 |
JP20000032227 |
申请日期 |
2000.02.09 |
申请人 |
TOYOBO CO LTD |
发明人 |
KITSUMOTO HIROTOSHI;HACHITSUKA TSUYOSHI;NAKAO JUNKO |
分类号 |
G11B5/702;C08G18/42;C09D175/06;(IPC1-7):G11B5/702 |
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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