Perpendicular media with Cr-doped Fe-alloy-containing soft...

Stock material or miscellaneous articles – Magnetic recording component or stock – Thin film media

Reexamination Certificate

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C427S131000

Reexamination Certificate

active

07998606

ABSTRACT:
A perpendicular magnetic recording medium having a substrate, a Cr-doped Fe-alloy-containing underlayer containing about 8 to 18 at % Cr and a perpendicular recording magnetic layer, and a process for improving corrosion resistance of the recording medium and for manufacturing the recording medium are disclosed.

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Abstract of JP 57-192246A, dated Nov. 26, 1982, 1 pg.
Shi et al., “CoCrPt-Si02 Perpendicular Recording Media With a Crystalline Soft Underlayer,” IEEE Transactions on Magnetics 42(2006): 2369-2371.

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