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Title:
複合磁性材料およびそれを用いた磁性素子とその製造方法
Document Type and Number:
Japanese Patent JP4166460
Kind Code:
B2
Abstract:

To provide a composite magnetic material having excellent magnetic properties to achieve miniaturization of transformers, or choke coils, or the use in a high-frequency region, and having excellent corrosion resistance.

The composite magnetic material comprises soft magnetic alloy powder and a non-conductive binder, wherein the soft magnetic alloy powder used in the heattreated composite magnetic material has a composition consisting of, by wt.%, 1-7% of an ingredient A, 2-8% Chromium (Cr), 0.05-0.6% Oxygen (O), 0.01-0.2% Manganese (Mn), 0.005-0.2% Carbon (C), and the balance iron (Fe), where the ingredient A contains at least one of silicon (Si), aluminum (Al), titanium (Ti), and magnesium (Mg).

COPYRIGHT: (C)2003,JPO


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Inventors:
Shinya Matsutani
Takahashi Takeshi
Application Number:
JP2001358785A
Publication Date:
October 15, 2008
Filing Date:
November 26, 2001
Export Citation:
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Assignee:
Matsushita Electric Industrial Co., Ltd
International Classes:
B22F1/00; C22C38/00; B22F1/02; B22F3/00; C21D6/00; C22C38/34; C22C38/40; H01F1/22; H01F41/02
Domestic Patent References:
JP2002289417A
Attorney, Agent or Firm:
Fumio Iwahashi
Hiroki Naito
Daisuke Nagano



 
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