Magnetic recording apparatus comprising a magnetic recording medium and
a magnetic head each coated with a coating of a binder and a specified
fluorolubricant
    9.
    发明授权
    Magnetic recording apparatus comprising a magnetic recording medium and a magnetic head each coated with a coating of a binder and a specified fluorolubricant 失效
    磁记录装置包括磁记录介质和磁头,各自涂覆有粘合剂和特定氟润滑剂的涂层

    公开(公告)号:US5219651A

    公开(公告)日:1993-06-15

    申请号:US790084

    申请日:1991-11-13

    IPC分类号: G11B5/00 G11B5/40 G11B5/725

    摘要: A magnetic recording medium which comprises a non-magnetic substrate, a thin film magnetic layer formed on the surface of the substrate and an organic thin film protective layer formed on the magnetic layer, the organic thin film protective layer having a thickness of not more than 100 nm and containing a filler having a particle size of not more than 50 nm, wherein the surface of the organic thin film protective layer is further coated with a fluorine-based compound represented by the following general formula:F(C.sub.3 F.sub.6 --I--).sub.x --C.sub.2 F.sub.4 --,F(C.sub.3 F.sub.6 --O--).sub.x --(CF.sub.2 O).sub.y --(CF.sub.2).sub.z --or--(C.sub.2 F.sub.4 --O--).sub.y --(CF.sub.2 --CF.sub.2 --, wherein x, y and z are integers of 1 or more, and a magnetic head whose surface is coated with a lubricant thin film having the same composition as that of the above organic thin film protective layer have an excellent sliding durability, and a magnetic recording apparatus using these magnetic recording medium and magnetic head has a high reliability.

    摘要翻译: 一种磁记录介质,其包括非磁性基板,形成在所述基板的表面上的薄膜磁性层和形成在所述磁性层上的有机薄膜保护层,所述有机薄膜保护层的厚度不大于 100nm,并且含有粒径不大于50nm的填料,其中有机薄膜保护层的表面进一步涂覆有由以下通式表示的氟基化合物:F(C 3 F 6 -I) x-C2F4-,F(C3F6-O-)x-(CF2O)y-(CF2)z-或 - (C2F4-O-)y-(CF2-CF2-,其中x,y和z是1 以上的表面被涂覆有与上述有机薄膜保护层相同组成的润滑剂薄膜的磁头具有优异的滑动耐久性,并且使用这些磁记录介质和磁头的磁记录装置具有 高可靠性。