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Patent Searching and Data


Title:
NI-ZN-CU FERRITE POWDER, ELECTRONIC COMPONENT, ANTENNA, AND RF TAG
Document Type and Number:
WIPO Patent Application WO/2019/150936
Kind Code:
A1
Abstract:
The purpose of the present invention is to obtain a Ni-Zn-Cu ferrite powder which has desired magnetic properties at a frequency band such as 60 MHz. This Ni-Zn-Cu ferrite powder comprises Fe2O3, NiO, ZnO, CuO, and CoO in a predetermined compositional ratio with the molar ratio (Ni/Zn) of the contained Ni and Zn being 3.8 to 5.8, wherein constituent phases of the ferrite powder are spinel ferrite and NiO, and μQ product at 60 MHz is 3500 or more.

Inventors:
NOMURA SATOSHI (JP)
KOUJIMA JUN (JP)
NISHIO YASUSHI (JP)
NAKATSUKASA MANATO (JP)
FUJII YASUHIKO (JP)
Application Number:
PCT/JP2019/000916
Publication Date:
August 08, 2019
Filing Date:
January 15, 2019
Export Citation:
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Assignee:
TODA KOGYO CORP (JP)
International Classes:
C01G53/00; C01G49/00; C04B35/30; H01F1/34; H01F1/36; H01Q7/06
Foreign References:
JP2015078088A2015-04-23
JP2008117944A2008-05-22
JP2013133263A2013-07-08
JP2015074570A2015-04-20
JP2002134312A2002-05-10
Attorney, Agent or Firm:
OKADA, Kazuhiko (JP)
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