Magnetic recording medium and method for manufacture thereof

Details Magnetic recording medium and method for manufacture thereof Magnetic recording medium and method for manufacture thereof

1984-09-17

1986-03-25

Robinson, Ellis P.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

252 6254, 360134, 360135, 360136, 427128, 4272481, 4272551, 4272556, 428404, 428405, 428406, 428694, 428900, G11B 570

Patent

active

045783144

ABSTRACT:
A magnetic recording medium having deposited on the surface of a non-magnetic substrate a magnetic layer formed by dispersing a powdered magnetic substance and a powdered abrasive in a binder, which magnetic recording medium is characterized by having abrasive particles activated on the surface thereof.

REFERENCES:
patent: 4091164 (1978-05-01), Schwarz
patent: 4320159 (1980-02-01), Ogawa
patent: 4330600 (1982-05-01), Kawasumi
patent: 4379809 (1983-04-01), Matsufuji

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