Magnetic recording medium having a magnetic layer of a quaternar

Details Magnetic recording medium having a magnetic layer of a quaternar Magnetic recording medium having a magnetic layer of a quaternar

1989-04-03

1991-06-18

Thibodeau, Paul J.

Stock material or miscellaneous articles

Composite

Of inorganic material

428611, 428668, 428670, 428678, 428900, G11B 2300

Patent

active

050249037

ABSTRACT:
A magnetic recording medium which comprises a non-magnetic substrate, a Cr undercoat layer formed on the substrate, and a quaternary alloy layer formed on the undercoat layer. The alloy layer consists of the following composition by atomic percent

REFERENCES:
patent: 4542062 (1985-09-01), Tokoda et al.
patent: 4603091 (1986-07-01), Mukosa et al.
patent: 4610911 (1986-09-01), Opfer et al.
patent: 4632883 (1986-12-01), Howard et al.
patent: 4677032 (1987-06-01), Robinson
patent: 4789598 (1982-12-01), Howard et al.

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