Surface lubricants for disc record

Details Surface lubricants for disc record Surface lubricants for disc record

1985-09-04

1989-01-10

Lusignan, Michael

Coating processes

Magnetic base or coating

Magnetic coating

428422, 428695, 428900, B05D 512, B32B 2700, G11B 572

Patent

active

047973030

ABSTRACT:
Magnetic recording media wherein the record surface is coated with an isocyanate lubricant (and, preferably, a supercoat of like lubricant), such lubrication being adapted to inhibit spin-off and like depletion, despite frequent head-contact, while exhibiting good durability, wear resistance and recording characteristics over extended life (computer applications).

REFERENCES:
patent: 3810874 (1974-05-01), Mitsch et al.
patent: 4085137 (1978-04-01), Mitsch et al.
patent: 4239828 (1980-12-01), Knope et al.
patent: 4268556 (1981-05-01), Pedrotty
patent: 4327139 (1982-04-01), Schaeter et al.
patent: 4520070 (1985-05-01), Yamamoto et al.
patent: 4526833 (1985-07-01), Burguette et al.
patent: 4529659 (1985-07-01), Hoshino et al.
patent: 4583145 (1986-04-01), Monnich et al.

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