Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1987-05-08

1990-04-03

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

049139592

ABSTRACT:
A magnetic recording medium with improved durability is provided and comprises a non-magnetic substrate and a magnetic layer formed thereon containing magnetic powder of a platelet hexagonal system of ferrite particles, granular non-magnetic powder, a lubricant and a binder, the granular non-magnetic powder being contained in an amount of from 0.1 to 30 parts by weight per 100 parts by weight of the platelet hexagonal system of ferrite particles.

REFERENCES:
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: 4678705 (1987-07-01), Huisman et al.
patent: 4678706 (1987-07-01), Tokunaga et al.
patent: 4687704 (1987-08-01), Miyoshi et al.
patent: 4740419 (1988-04-01), Asai et al.

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