Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1979-05-10

1980-11-18

Edmundson, F. C.

Compositions

Magnetic

With wax, bitumen, resin, or gum

427128, H01F 1373, B05D 512

Patent

active

042344387

ABSTRACT:
A magnetic recording medium comprises a substrate coated with a magnetic coating composition comprising nitrocellulose impregnated with a vinyl chloride-vinyl acetate-vinyl alcohol copolymer having a content of vinyl alcohol component of 8 wt. % or more, a magnetic powder, a solvent, and a thermal crosslinking agent.

REFERENCES:
patent: 3810840 (1974-05-01), VanRuler et al.
patent: 3824128 (1974-07-01), Akashi et al.
patent: 4020236 (1977-04-01), Aonuma et al.
patent: 4066564 (1978-01-01), Sasazawa et al.
patent: 4135031 (1979-01-01), Akashi et al.
patent: 4152485 (1979-05-01), Mizumura et al.

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