magnetic layer and plurality of underlayers, and magnetic storage apparatus

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United States of America Patent

PATENT NO 9384772
APP PUB NO 20150036242A1
SERIAL NO

14333617

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Abstract

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A magnetic recording medium includes a substrate, a magnetic layer including an alloy having a L10 type crystal structure as a main component thereof, and a plurality of underlayers arranged between the substrate and the magnetic layer. The plurality of underlayers include a first underlayer including two or more elements selected from a group consisting of Ta, Nb, Ti, and V, and one or more elements selected from a group consisting of W and Mo, and a second underlayer including MgO.

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Patent Owner(s)

  • SHOWA DENKO K.K.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kanbe, Tetsuya Chiba, JP 64 600
Murakami, Yuji Chiba, JP 37 311
Niwa, Kazuya Chiba, JP 32 230
Zhang, Lei Chiba, JP 2467 17753

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