Title:
MN-ZN FERRITE PARTICLES, RESIN MOLDED BODY, SOFT MAGNETIC MIXED POWDER, AND MAGNETIC CORE
Document Type and Number:
WIPO Patent Application WO/2019/065923
Kind Code:
A1
Abstract:
Mn-Zn ferrite particles according to the present invention contain 44-60% by mass of Fe, 10-16% by mass of Mn and 1-11% by mass of Zn. The ferrite particles are single crystal bodies having an average particle diameter of 1-2,000 nm, and have polyhedral particle shapes, while having an average sphericity of 0.85 or more but less than 0.95.
Inventors:
KOJIMA TAKASHI (JP)
ISHII KAZUTAKA (JP)
SUGIURA TAKAO (JP)
IGARASHI TETSUYA (JP)
AGA KOJI (JP)
ISHII KAZUTAKA (JP)
SUGIURA TAKAO (JP)
IGARASHI TETSUYA (JP)
AGA KOJI (JP)
Application Number:
PCT/JP2018/036141
Publication Date:
April 04, 2019
Filing Date:
September 27, 2018
Export Citation:
Assignee:
POWDERTECH CO LTD (JP)
International Classes:
C01G49/00; C08K3/22; C08L101/00; H01F1/36
Foreign References:
| JPS4919077B1 | 1974-05-15 | |||
| JP2011114321A | 2011-06-09 | |||
| JP2005112665A | 2005-04-28 | |||
| JP2005240138A | 2005-09-08 | |||
| JP2010010529A | 2010-01-14 | |||
| JPH06325918A | 1994-11-25 | |||
| JP2002025816A | 2002-01-25 | |||
| JP2016092403A | 2016-05-23 |
Other References:
See also references of EP 3689825A4
Attorney, Agent or Firm:
KOH-EI PATENT FIRM, P.C. (JP)
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