Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
SrM microwave ferrite material with high remanence ratio and high anisotropic field, and preparation method thereof
The invention discloses a SrM microwave ferrite material with a high remanence ratio and a high anisotropic field, and a preparation method thereof, and belongs to the technical field of ferrite material preparation. The material comprises a main formula and a dopant, the main formula takes Fe2O3, SrCO3, La2O3, CaCO3, Co2O3 and Al2O3 as raw materials, and the raw materials are matched according to the chemical formula of Sr0.4La0.3Ca0.3Fe11.85-xAlxCo0.15O19, wherein x is equal to 0.3-1.3; and the dopant comprises the following components in percentage by weight in the main formula: 0.60-1.00 wt% of CaCO3, 0.30-0.70 wt% of SiO2 and 0.10-0.40 wt% of H3BO3. According to the SrM microwave ferrite material with the high remanence ratio and the high anisotropic field, the remanence ratio is larger than 80%, the anisotropic field is larger than 21 kOe and can reach 29 kOe to the maximum, and the working frequency is larger than 60 GHz.
一种高剩磁比高各向异性场SrM微波铁氧体材料及其制备方法，属于铁氧体材料制备技术领域。包括主配方和掺杂剂，主配方以Fe2O3、SrCO3、La2O3、CaCO3、Co2O3和Al2O3为原料，按照化学式Sr0.4La0.3Ca0.3Fe11.85‑xAlxCo0.15O19进行配比，其中，x＝0.3～1.3；掺杂剂占主配方的重量百分比为：0.60～1.00wt％CaCO3、0.30～0.70wt％SiO2、0.10～0.40wt％H3BO3。本发明提供的一种高剩磁比高各向异性场SrM微波铁氧体材料，剩磁比大于80％，各向异性场大于21kOe，最大可达29kOe，工作频率大于60GHz。
SrM microwave ferrite material with high remanence ratio and high anisotropic field, and preparation method thereof
The invention discloses a SrM microwave ferrite material with a high remanence ratio and a high anisotropic field, and a preparation method thereof, and belongs to the technical field of ferrite material preparation. The material comprises a main formula and a dopant, the main formula takes Fe2O3, SrCO3, La2O3, CaCO3, Co2O3 and Al2O3 as raw materials, and the raw materials are matched according to the chemical formula of Sr0.4La0.3Ca0.3Fe11.85-xAlxCo0.15O19, wherein x is equal to 0.3-1.3; and the dopant comprises the following components in percentage by weight in the main formula: 0.60-1.00 wt% of CaCO3, 0.30-0.70 wt% of SiO2 and 0.10-0.40 wt% of H3BO3. According to the SrM microwave ferrite material with the high remanence ratio and the high anisotropic field, the remanence ratio is larger than 80%, the anisotropic field is larger than 21 kOe and can reach 29 kOe to the maximum, and the working frequency is larger than 60 GHz.
一种高剩磁比高各向异性场SrM微波铁氧体材料及其制备方法，属于铁氧体材料制备技术领域。包括主配方和掺杂剂，主配方以Fe2O3、SrCO3、La2O3、CaCO3、Co2O3和Al2O3为原料，按照化学式Sr0.4La0.3Ca0.3Fe11.85‑xAlxCo0.15O19进行配比，其中，x＝0.3～1.3；掺杂剂占主配方的重量百分比为：0.60～1.00wt％CaCO3、0.30～0.70wt％SiO2、0.10～0.40wt％H3BO3。本发明提供的一种高剩磁比高各向异性场SrM微波铁氧体材料，剩磁比大于80％，各向异性场大于21kOe，最大可达29kOe，工作频率大于60GHz。
SrM microwave ferrite material with high remanence ratio and high anisotropic field, and preparation method thereof
高剩磁比高各向异性场SrM微波铁氧体材料及制备方法
LAN ZHONGWEN (Autor:in) / DAI YUE (Autor:in) / YU ZHONG (Autor:in) / SUN KE (Autor:in) / WU CHUANJIAN (Autor:in) / JIANG XIAONA (Autor:in)
31.12.2021
Patent
Elektronische Ressource
Chinesisch
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