Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Patent
1989-06-12
1990-12-04
Thibodeau, Paul J.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
427131, 428336, 428408, 428694, 428695, 428900, G11B 2300
Patent
active
049753223
ABSTRACT:
There is disclosed a magnetic recording medium comprising a support; a conductive layer, containing a conductive carbon, formed on either surface or both the surfaces of the support; and a magnetic layer formed on the conductive layer and containing at least a magnetic powder, a lubricant, a binder resin and 0.3 to 3 parts by weight of a conductive carbon based on 100 parts by weight of the magnetic powder.
The magnetic recording medium according to this invention can maintain magnetic properties and has the excellent durability and runnabilities. In particular, the magnetic recording media of this invention can be usefully utilized for the magnetic recording as the media for floppy disks, computer tapes, highly accurate magnetic recording tapes and for high definition VTR the like which will be used very often repeatedly and will be exposed to severe circumstances.
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patent: 4585697 (1986-04-01), Kato et al.
patent: 4596747 (1986-06-01), Nishimatsu et al.
patent: 4617226 (1986-10-01), Yamaguchi et al.
Hideyama Shozo
Takeuchi Hajime
Kabushiki Kaisha Toshiba
Thibodeau Paul J.
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