Production of magnetic recording media

Details Production of magnetic recording media Production of magnetic recording media

1986-07-22

1988-10-04

Pianalto, Bernard D.

Coating processes

Magnetic base or coating

Magnetic coating

428900, H01F 1002

Patent

active

047755539

ABSTRACT:
Magnetic recording media are produced by dispersing pulverulent magnetic material in a mixture of a solvent, an organic polymer binder, a dispersant and other conventional additives, with the aid of a conventional dispersing apparatus and using a particular ceramic grinding medium, applying the resulting dispersion in the form of a layer on a base and then compacting the layer.

REFERENCES:
patent: 4613545 (1986-09-01), Chubachi et al.
patent: 4617234 (1986-10-01), Aonuma et al.
patent: 4632868 (1986-12-01), Miyoshi et al.

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