Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Patent
1987-03-20
1988-12-20
Thibodeau, Paul J.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
427128, 428694, 428695, 428900, G11B 570
Patent
active
047924837
ABSTRACT:
A magnetic recording medium with improved durability is provided and comprises a substrate and a magnetic layer formed thereon which contains hexagonal system ferrite magnetic powder in a volume percentage of not larger than 35% per whole volume of the magnetic layer.
REFERENCES:
patent: 4450199 (1984-05-01), Tadokoro et al.
patent: 4565726 (1986-01-01), Oguchi et al.
patent: 4567096 (1986-01-01), Piltingsrud et al.
patent: 4585697 (1986-04-01), Kato et al.
patent: 4626463 (1986-12-01), Fujishiro et al.
Kishimoto Mikio
Miyake Akira
Hitachi Maxell Ltd.
Thibodeau Paul J.
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