Metal thin film magnetic recording medium having a Cr Ta Cu unde

Details Metal thin film magnetic recording medium having a Cr Ta Cu unde Metal thin film magnetic recording medium having a Cr Ta Cu unde

1997-04-25

1998-11-17

Resan, Stevan A.

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

428 657, 428694TS, 428900, 428928, G11B 0566

Patent

active

058373896

ABSTRACT:
A magnetic recording medium has a magnetic layer of a Co alloy with a Pt content of about 3 to about 6 atomic % and is given a higher coercive force. The medium includes a ground layer formed on a nonmagnetic base plate and having a composition comprising, as expressed in atomic %, 1 to 6% of Ta, 1 to 6% of Cu and the balance substantially Cr, whereby an increased crystal lattice constant is afforded to the Cr.

REFERENCES:
patent: 5006388 (1991-04-01), Kuzuo et al.

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