Stock material or miscellaneous articles – All metal or with adjacent metals – Having magnetic properties – or preformed fiber orientation...
Patent
1984-07-16
1986-09-02
Sheehan, John P.
Stock material or miscellaneous articles
All metal or with adjacent metals
Having magnetic properties, or preformed fiber orientation...
428624, 428625, 428626, 428630, 428667, 428668, 428678, 428928, 360134, 360135, 360136, 148403, H01F 100
Patent
active
046095934
ABSTRACT:
A perpendicular magnetic recording medium composed of a base material, a 1st magnetic thin layer formed on the base material, and a perpendicularly magnetizable 2nd magnetic thin layer formed on the 1st magnetic thin layer, wherein the 1st magnetic thin layer is composed of a Co-base ternary amorphous alloy containing small amounts of Hf and Ta.
Hatanai Takashi
Mukasa Koichi
Nakashima Keishi
Shimada Yutaka
Alps Electric Co. ,Ltd.
Sheehan John P.
Shoup Guy W.
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