Method of producing a magnetic recording medium

Details Method of producing a magnetic recording medium Method of producing a magnetic recording medium

1981-03-04

1983-08-16

Pianalto, Bernard D.

Chemistry: electrical and wave energy

Processes and products

Vacuum arc discharge coating

427132, C23C 1500

Patent

active

043990134

ABSTRACT:
There is provided a method of producing a magnetic recording medium having a magnetic layer composed mostly of Co and Cr. The method is characterized by vacuum vapor deposition of components which are to form the magnetic layer under conditions where atoms of the evaporated components are in the discharge state.

REFERENCES:
patent: 3775179 (1973-11-01), Clow
patent: 4091138 (1978-05-01), Takagi et al.
patent: 4220117 (1980-09-01), Shinohara
patent: 4277809 (1981-07-01), Fisher et al.

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