发明名称 |
Magnetic recording media |
摘要 |
Magnetic recording media comprise a non-magnetic base which is provided with a magnetic layer consisting of finely divided anisotropic magnetic material which is dispersible in binders and additives, the binder being a mixture of (1) a high molecular weight thermoplastic linear polyurethane, (2) a polyvinylformal binder, a phenoxy resin, a cellulose ester or a vinyl chloride copolymer and (3) an OH-containing polyurethane which is crosslinked with polyisocyanates.
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申请公布号 |
US4567108(A) |
申请公布日期 |
1986.01.28 |
申请号 |
US19840672635 |
申请日期 |
1984.11.19 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
LEHNER, AUGUST;KOPKE, HELMUT;ROLLER, HERMANN;BALZ, WERNER;GRAU, WERNER;KOESTER, EBERHARD;SOMMERMANN, FRIEDRICH |
分类号 |
C09D5/23;C09D127/04;C09D127/06;C09D175/00;C09D175/02;C09D175/04;G11B5/702;(IPC1-7):G11B5/70 |
主分类号 |
C09D5/23 |
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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