Title:
FERRITE MATERIAL, PREPARATION METHOD THEREFOR AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2022/095296
Kind Code:
A1
Abstract:
A ferrite material, a preparation method therefor and the use thereof. The ferrite material has the chemical formula Bi1.3Cax+2yY1.7-x-2yFe5-x-yZrxWyO12, wherein x is 0.3-0.4, and y is 0.01-1. The preparation method therefor comprises the following steps: (1) mixing raw materials of the ferrite material and sintering same to obtain a precursor of the ferrite material; and (2) mixing the precursor of the ferrite material again, and then drying, molding and sintering same to obtain the ferrite material.
Inventors:
LV FEIYU (CN)
WANG YUANZHEN (CN)
ZHANG LIKANG (CN)
XU YI (CN)
ZHOU XINCHENG (CN)
WANG YUANZHEN (CN)
ZHANG LIKANG (CN)
XU YI (CN)
ZHOU XINCHENG (CN)
Application Number:
PCT/CN2021/075239
Publication Date:
May 12, 2022
Filing Date:
February 04, 2021
Export Citation:
Assignee:
HENGDIAN GROUP DMEGC MAGNETICS CO LTD (CN)
International Classes:
C04B35/40; C04B35/622; H01F1/10; H01F1/34
Foreign References:
| CN103649384A | 2014-03-19 | |||
| CN111285673A | 2020-06-16 | |||
| CN111848149A | 2020-10-30 | |||
| CN102976729A | 2013-03-20 | |||
| CN105174934A | 2015-12-23 | |||
| US20080216484A1 | 2008-09-11 | |||
| CN107746269A | 2018-03-02 | |||
| US8696925B2 | 2014-04-15 |
Other References:
See also references of EP 4119523A4
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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