Perpendicular magnetic recording medium and magnetic recording d

Details Perpendicular magnetic recording medium and magnetic recording d Perpendicular magnetic recording medium and magnetic recording d

1997-03-06

1999-01-26

Kiliman, Leszek

Stock material or miscellaneous articles

Circular sheet or circular blank

Recording medium or carrier

428 657, 428694T, 428900, 360128, 360135, G11B 566

Patent

active

058636315

ABSTRACT:
A perpendicular magnetic recording medium wherein a perpendicular magnetic film is formed on a substrate or a nonmagnetic film, and the perpendicular magnetic film contains Co and Cr, the content of the Cr being 22 at. % or higher but 30 at. % or less. The medium is used in a magnetic recording disk drive using a magnetoresistive read head.

REFERENCES:
patent: 4761334 (1988-08-01), Sagoi
patent: 4814239 (1989-03-01), Inoue
patent: 4824539 (1989-04-01), Komoda
patent: 4999220 (1991-03-01), Honda
patent: 5068158 (1991-11-01), Futamoto
patent: 5413868 (1995-05-01), Matsubaguchi
patent: 5525398 (1996-06-01), Takai
patent: 5587235 (1996-12-01), Suzuki
patent: 5589262 (1996-12-01), Kiuchi

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