Method for fabricating a magnetic recording medium

Details Method for fabricating a magnetic recording medium Method for fabricating a magnetic recording medium

1992-08-11

1994-05-31

Thibodeau, Paul J.

Chemistry: electrical and wave energy

Processes and products

Coating, forming or etching by sputtering

428611, 428678, 428694TS, C23C 1434

Patent

active

053166310

ABSTRACT:
A magnetic recording medium which comprises, on a substrate, a Cr undercoat layer and a Co alloy thin film formed on the substrate in this order. The coercive force of the medium is significantly improved by incorporating oxygen either in the Cr undercoat layer or in the Co alloy thin film.

REFERENCES:
patent: 4548871 (1985-10-01), Kobayashi et al.
patent: 4661418 (1987-04-01), Vanai et al.
patent: 4711810 (1987-12-01), Ando et al.
patent: 4743348 (1988-05-01), Ando et al.
patent: 4900397 (1990-02-01), Wenner et al.
patent: 4987039 (1991-01-01), Daimon et al.
patent: 5066552 (1991-11-01), Howard et al.

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