Process for the production of a magnetic recording medium

Details Process for the production of a magnetic recording medium Process for the production of a magnetic recording medium

1978-06-19

1980-10-07

Pianalto, Bernard D.

Chemistry: electrical and wave energy

Processes and products

204192R, 427131, 427132, C25D 500

Patent

active

042266815

ABSTRACT:
This invention relates to a process for the production of a magnetic recording medium, which comprises heating a substrate or subbing layer containing copper as a main component at a temperature of about 100.degree. to 350.degree. C. and, at the same time, vapor depositing in vacuum a ferromagnetic metal containing cobalt as a main component on the substrate or subbing layer to thus form a magnetic recording layer.

REFERENCES:
patent: 3525638 (1970-08-01), Archey
patent: 3929604 (1975-12-01), Shirahata et al.

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