Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

2006-10-10

2006-10-10

Rickman, Holly (Department: 1773)

Stock material or miscellaneous articles

Magnetic recording component or stock

Binder media

Reexamination Certificate

active

07118816

ABSTRACT:
The present invention provides a magnetic recording medium comprising a support and a magnetic layer comprising a CuAu type or Cu3Au type magnetically hard ordered alloy phase, wherein a center line average roughness of a magnetic layer surface is 0.1 to 5 nm at a cut-off value of 0.25 mm, and a magnetic recording medium comprising a support and a magnetic layer containing, in a nonmagnetic metal oxide matrix, metal nanoparticles having a CuAu type or Cu3Au type magnetically hard ordered alloy phase.

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