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Title:
磁性材料、インダクタ素子、磁性インク及びアンテナ装置
Document Type and Number:
Japanese Patent JP6430556
Kind Code:
B2
Abstract:
A magnetic material is disclosed, which includes magnetic particles containing at least one magnetic metal selected from the group including Fe, Co and Ni, and at least one non-magnetic metal selected from Mg, Al, Si, Ca, Zr, Ti, Hf, Zn, Mn, rare earth elements, Ba and Sr; a first coating layer of a first oxide that covers at least a portion of the magnetic particles; oxide particles of a second oxide that is present between the magnetic particles and constitutes an eutectic reaction system with the first oxide; and an oxide phase that is present between the magnetic particles and has an eutectic structure of the first oxide and the second oxide.

Inventors:
Norihiro Suetsuna
Seiichi Suenaga
Toshihide Takahashi
Tomoko Eguchi
Koichi Harada
Yasuyuki Hotta
Application Number:
JP2017027508A
Publication Date:
November 28, 2018
Filing Date:
February 17, 2017
Export Citation:
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Assignee:
Toshiba Corporation
International Classes:
H01F1/33; B22F1/08; B22F1/16; H01F1/153; H01F1/26; H01F3/08; H01Q1/52; B22F1/054
Domestic Patent References:
JP2011187568A
JP2009239153A
JP2001358493A
JP2008041961A
JP2010087462A
JP2010251697A
JP2005518661A
JP2006303298A
JP2009295930A
JP4188703A
JP2001107104A
JP2005519464A
JP2010156054A
JP2007123703A
JP2006179621A
JP2008108760A
JP2003273568A
JP2009290067A
Foreign References:
US20090242826
US20060280944
US20100112018
US20080029300
US20100060539
US20120038532
WO2005096325A1
US20080035879
US20080292862
WO2010084812A1
US20110285486
Attorney, Agent or Firm:
Tetsuma Ikegami
Akira Sudo
Mitsuyuki Matsuyama