Perpendicular magnetic recording medium, method for...

Details Perpendicular magnetic recording medium, method for... Perpendicular magnetic recording medium, method for...

G - Physics

11

B

352/31

G11B 5/66 (2006.01) G11B 5/851 (2006.01)

Patent

CA 1333939

The present invention is to provide a magnetic recording medium which comprises an underlayer magnetic film deposited on a substrate, said underlayer magnetic layer composed of any one selected from Fe, Fe-Co and Fe-Ni alloys and a perpendicular magnetic anisotropic film deposited on said underlayer magnetic film composed of Fe- Co-O or Co-O, method for manufacturing the medium and method for recording and reproducing the medium. According to this invention, it is possible to provide a perpendicular magnetic recording medium markedly improved in reproduction output, adhesion to substrate and durability.

605922

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