A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
MATERIAU FERRITE DE TYPE GRENAT A TRES FAIBLE AIMANTATION A SATURATION ET COMPOSANT COMPRENANT LEDIT MATERIAU A TRES FAIBLE AIMANTATION A SATURATION
One subject of the invention is a ferrite material of garnet structure with very low saturation magnetization characterized in that it corresponds to the following chemical formula: YaTRbBib'FecAldlneCafCugZrhViCOjSikO12±γ with TR: a rare earth or a combination of rare earths and: -1 ≤ γ ≤ 1; 3 (a+b+b'+c+d+e) + 2 (f+g+j) + 4 (h+k) + 5i = 24±2γ 1 ≤ a ≤ 3.5; 0 ≤ b ≤ 1.5; 0 < b' ≤ 1; 4 ≤ c ≤ 5; 0 ≤ d ≤ 1.5; 0 ≤ e ≤ 0.8; 0 ≤ f ≤ 1; 0 < g < 0.05; 0 ≤ i ≤ 0.8; 0 ≤ j ≤ 0.5; 0 ≤ k ≤ 0.5; with b + d ≥ 1.2. Another subject of the invention is a component comprising said material of the invention and a magnetic ferrite material of garnet structure.
MATERIAU FERRITE DE TYPE GRENAT A TRES FAIBLE AIMANTATION A SATURATION ET COMPOSANT COMPRENANT LEDIT MATERIAU A TRES FAIBLE AIMANTATION A SATURATION
One subject of the invention is a ferrite material of garnet structure with very low saturation magnetization characterized in that it corresponds to the following chemical formula: YaTRbBib'FecAldlneCafCugZrhViCOjSikO12±γ with TR: a rare earth or a combination of rare earths and: -1 ≤ γ ≤ 1; 3 (a+b+b'+c+d+e) + 2 (f+g+j) + 4 (h+k) + 5i = 24±2γ 1 ≤ a ≤ 3.5; 0 ≤ b ≤ 1.5; 0 < b' ≤ 1; 4 ≤ c ≤ 5; 0 ≤ d ≤ 1.5; 0 ≤ e ≤ 0.8; 0 ≤ f ≤ 1; 0 < g < 0.05; 0 ≤ i ≤ 0.8; 0 ≤ j ≤ 0.5; 0 ≤ k ≤ 0.5; with b + d ≥ 1.2. Another subject of the invention is a component comprising said material of the invention and a magnetic ferrite material of garnet structure.
MATERIAU FERRITE DE TYPE GRENAT A TRES FAIBLE AIMANTATION A SATURATION ET COMPOSANT COMPRENANT LEDIT MATERIAU A TRES FAIBLE AIMANTATION A SATURATION
GARNET-TYPE FERRITE MATERIAL WITH VERY LOW SATURATION MAGNETIZATION AND COMPONENT COMPRISING SAID MATERIAL WITH VERY LOW SATURATION MAGNETIZATION
GRANATARTIGES FERRITMATERIAL MIT SEHR GERINGER SÄTTIGUNGSMAGNETISIERUNG UND KOMPONENTE MIT DIESEM MATERIAL MIT SEHR GERINGER SÄTTIGUNGSMAGNETISIERUNG
LEBOURGEOIS RICHARD (author) / QASSYM LILIA (author)
2020-09-02
Patent
Electronic Resource
French
IPC:
C01G
Verbindungen der von den Unterklassen C01D oder C01F nicht umfassten Metalle
,
COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
/
C01F
COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
,
Verbindungen der Metalle Beryllium, Magnesium, Aluminium, Calcium, Strontium, Barium, Radium, Thorium oder der Seltenen Erden
/
C04B
Kalk
,
LIME
/
H01F
MAGNETS
,
Magnete
| European Patent Office | 2017
| European Patent Office | 2017
| European Patent Office | 2017