US 12,454,467 B2
Nickel zinc copper ferrite for VUHF antenna application
Rémy Ul, Pessac (FR)
Assigned to EXXELIA, Paris (FR)
Filed by Exxelia, Paris (FR)
Filed on Apr. 22, 2022, as Appl. No. 17/660,370.
Claims priority of application No. 21 04412 (FR), filed on Apr. 28, 2021.
Prior Publication US 2022/0348479 A1, Nov. 3, 2022
Int. Cl. C01G 53/40 (2025.01); C04B 35/26 (2006.01); H01F 1/34 (2006.01); H01Q 1/36 (2006.01); H01Q 5/20 (2015.01); H01Q 9/04 (2006.01)
CPC C01G 53/40 (2013.01) [C04B 35/265 (2013.01); H01F 1/344 (2013.01); H01Q 1/36 (2013.01); H01Q 5/20 (2015.01); H01Q 9/0407 (2013.01); C01P 2002/32 (2013.01); C01P 2002/50 (2013.01); C01P 2006/42 (2013.01); C04B 2235/3272 (2013.01); C04B 2235/3275 (2013.01); C04B 2235/3277 (2013.01); C04B 2235/3279 (2013.01); C04B 2235/3281 (2013.01); C04B 2235/3284 (2013.01)] 14 Claims
 
1. A composition chosen from compositions of the following formulas:
Ni0.4805Zn0.3195Cu0.20Co0.06Fe1.96O4,
Ni0.4405Zn0.3195Cu0.20Co0.10Fe1.96O4,
Ni0.4347Zn0.3153Cu0.20Co0.11Fe1.96O4,
Ni0.4231Zn0.3069Cu0.20Co0.13Fe1.96O4,
Ni0.4115Zn0.2985Cu0.20Co0.15Fe1.96O4; and
Ni0.6Zn0.2Cu0.20Co0.06Fe1.96O4.