Title:
複合磁性材料および磁心
Document Type and Number:
Japanese Patent JP6816663
Kind Code:
B2
Abstract:
A composite magnetic material includes a needle-like powder and a spherical powder. The needle-like powder includes a soft magnetic material and has an average minor-axis length of 100 nm or less and an average aspect ratio of 3.0 or more and 10.0 or less. The spherical powder includes a soft magnetic material and has an average major-axis length of 100 nm or less and an average aspect ratio of less than 3.0.
Inventors:
Yonezawa Yu
Yoshihiro Shinkai
Yoshihiro Shinkai
Application Number:
JP2017128991A
Publication Date:
January 20, 2021
Filing Date:
June 30, 2017
Export Citation:
Assignee:
tdk Corporation
International Classes:
B22F3/00; B22F1/054; B22F1/065; B22F1/10; B82Y25/00; C22C38/00; H01F1/147; H01F1/28; H01F27/255; B22F1/102
Domestic Patent References:
| JP2013207234A | ||||
| JP2016111305A | ||||
| JP2006245055A |
Attorney, Agent or Firm:
Maeda/Suzuki International Patent Corporation