Soft magnetic powder core

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United States of America Patent

PATENT NO 9318244
APP PUB NO 20150021512A1
SERIAL NO

14379023

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A soft magnetic powder core which can have a high electrical resistivity, a high magnetic flux density and a high strength easily, and the soft magnetic powder core can be used in various electromagnetic components such as a motor, an actuator, a generator and a reactor. The soft magnetic powder core in which the glass portion is scattered among the soft magnetic particles, the soft magnetic particle having the core particle with iron as the main component and the insulating coating layer containing P, O and Fe. Further, the junction portion with iron oxide as the main component is formed between the soft magnetic particle and the glass portion.

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Patent Owner(s)

  • TDK CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kikuchi, Seiichi Tokyo, JP 3 16
Nishikawa, Kenichi Tokyo, JP 59 776
Takahashi, Takeshi Tokyo, JP 338 2506
Tokoro, Seigo Tokyo, JP 28 56

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