Title:
COMPOSITE MAGNETIC BODY AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2014/068928
Kind Code:
A1
Abstract:
A composite magnetic body includes a metal magnetic powder formed of a plurality of metal magnetic particles and an insulating material which is impregnated into at least some spaces among a plurality of metal magnetic microparticles. In a cumulative distribution curve for the width of spaces between the metal magnetic particles, the width of spaces forming 50% of the cumulative distribution is 3 µm or less, and the width of spaces forming 95% of the cumulative distribution is 4 µm or more.
Inventors:
NISHIO SHOTA
TAKAHASHI TAKESHI
TAKAHASHI TAKESHI
Application Number:
PCT/JP2013/006324
Publication Date:
May 08, 2014
Filing Date:
October 25, 2013
Export Citation:
Assignee:
PANASONIC CORP (JP)
International Classes:
H01F1/26; H01F1/20; H01F41/02; B22F1/05; B22F1/08
Domestic Patent References:
| WO2012115137A1 | 2012-08-30 | |||
| WO2012128037A1 | 2012-09-27 |
Foreign References:
| JP2001135515A | 2001-05-18 | |||
| JP2008192897A | 2008-08-21 | |||
| JP2010153638A | 2010-07-08 | |||
| JP2005347449A | 2005-12-15 |
Attorney, Agent or Firm:
NAITO, Hiroki et al. (JP)
Hiroki Naito (JP)
Hiroki Naito (JP)
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