Ferrite magnetic material

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United States of America Patent

PATENT NO 8834738
APP PUB NO 20120161062A1
SERIAL NO

13382220

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Abstract

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An object of the present invention is to provide a ferrite magnetic material which can provide a permanent magnet retaining high Br and HcJ as well as having high Hk/HcJ. The ferrite magnetic material according to a preferred embodiment is a ferrite magnetic material formed of hard ferrite, wherein a P content in terms of P2O5 is 0.001% by mass or more.

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Patent Owner(s)

  • TDK CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Minachi, Yoshihiko Chuo-ku, JP 27 289
Mori, Takahiro Chuo-ku, JP 264 3065
Morita, Hiroyuki Chuo-ku, JP 111 992
Nagaoka, Junichi Chuo-ku, JP 13 43

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