Method of manufacturing magnetic recording medium

Details Method of manufacturing magnetic recording medium Method of manufacturing magnetic recording medium

1987-08-20

1989-10-03

Pianalto, Bernard D.

Coating processes

Electrical product produced

Welding electrode

427130, 427132, 427287, 427438, 428694, 428900, B05D 306

Patent

active

048715824

ABSTRACT:
Disclosed is a method of manufacturing a magnetic recording medium which comprises the steps of: forming a non-magnetic layer on a substrate by using a non-magnetic material which is magnetizable by heat to a predetermined temperature, and then locally heating the non-magnetic layer to magnetize the heated part to thereby form a magnetic layer thereat.

REFERENCES:
patent: 3873341 (1975-03-01), Janus
patent: 3892888 (1975-07-01), Halaby
patent: 4451500 (1984-05-01), Gerard et al.
patent: 4748045 (1988-05-01), Ehrlich et al.

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