Title:
絶縁物被覆軟磁性粉末、絶縁物被覆軟磁性粉末の製造方法、圧粉磁心、磁性素子、電子機器および移動体
Document Type and Number:
Japanese Patent JP7124342
Kind Code:
B2
Abstract:
An insulator-coated soft magnetic powder includes core particles each of which includes a base portion containing a soft magnetic material and an oxide film provided on the surface of the base portion and containing an oxide of an element contained in the soft magnetic material, ceramic particles which are provided on the surface of each of the core particles and have an insulating property, and a glass material which is provided on the surface of each of the core particles, has an insulating property, and contains at least one type of phosphorus oxide, bismuth oxide, zinc oxide, boron oxide, tellurium oxide, and silicon oxide as a main component, wherein the ceramic particles are included in a proportion of 100 vol % or more and 500 vol % or less of the glass material.
Inventors:
Nakamura Atsushi
Application Number:
JP2018035894A
Publication Date:
August 24, 2022
Filing Date:
February 28, 2018
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
B22F1/16; B22F3/00; H01F1/24
Domestic Patent References:
| JP2012230948A | ||||
| JP2010236018A | ||||
| JP2011222897A | ||||
| JP2017157734A |
Attorney, Agent or Firm:
Tatsuya Masuda
Kazuo Asahi
Kazuo Asahi
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