发明名称 |
DISK-SHAPED MAGNETIC RECORDING MEDIA, THEIR PRODUCTION AND INFORMATION STORES CONTAINING THESE RECORDING MEDIA |
摘要 |
Disk-shaped magnetic recording media essentially consisting of a flexible substrate, a thin ferromagnetic metal film applied to one or both sides and a protective or antifriction layer present on this metal film and essentially consisting of carbon, a process for the production of these recording media and information stores containing these recording media.
|
申请公布号 |
US5084319(A) |
申请公布日期 |
1992.01.28 |
申请号 |
US19890435680 |
申请日期 |
1989.11.14 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
HIBST, HARTMUT;WERNER, AREND;HACK, JOACHIM;MANNSPERGER, HEINRICH;HITZFELD, MICHAEL;GRAU, WERNER;HEIL, GUENTER;HOLL, NORBERT |
分类号 |
G11B23/03;C10M105/34;C10N20/06;C10N40/18;G11B5/64;G11B5/66;G11B5/72;G11B5/725;G11B5/73;G11B5/84;G11B23/033 |
主分类号 |
G11B23/03 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|