Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
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High-frequency high-impedance iron-poor manganese zinc ferrite and preparation method thereof
The invention relates to the technical field of soft magnetic ferrites, in particular to a high-frequency high-impedance iron-poor manganese zinc ferrite and a preparation method thereof. The preparation method comprises the following steps: firstly, carrying out primary sintering to respectively obtain front powder of raw materials and auxiliary materials, then carrying out hot press molding to obtain a front block, and finally, carrying out oxygenation to obtain the iron-poor manganese zinc ferrite, the raw materials comprise 47.5-49.5% by mole of Fe2O3, 14.5-17.5% by mole of ZnO and 31.5-33% by mole of MnO, and the auxiliary materials comprise 0.02-0.06% by mass of Co2O3, 0.02-0.04% by mass of B2O3, 0.03-0.05% by mass of MoO3, 0.01-0.03% by mass of Nb2O5 and 0.01-0.03% by mass of CaCo3. According to the high-frequency and high-impedance iron-poor manganese zinc ferrite and the preparation method thereof, compared with a traditional process, the uniformity, the frequency characteristic, the impedance performance and other performance of the iron-poor manganese zinc ferrite are improved, the advantages are outstanding, and the high-frequency and high-impedance iron-poor manganese zinc ferrite and the preparation method thereof are suitable for being applied to industrial popularization.
本发明涉及软磁铁氧体技术领域，特别涉及一种高频高阻抗的贫铁锰锌铁氧体及其制备方法。首先通过一次烧结分别得到原料和辅料的前置粉体，然后通过热压成型得到前置块体，最后通过充氧得到贫铁锰锌铁氧体，原料包括按摩尔比例配置原料：Fe2O3：47.5‑49.5％，ZnO：14.5‑17.5％，MnO：31.5‑33％，按原料质量比配置辅料：Co2O3：0.02‑0.06％，B2O3：0.02‑0.04％，MoO3：0.03‑0.05％，Nb2O5：0.01‑0.03％，CaCo3：0.01‑0.03％。本发明设计的一种高频高阻抗的贫铁锰锌铁氧体及其制备方法相对于传统工艺提高了贫铁锰锌铁氧体的均一性和频率特性、阻抗性能等性能，优点突出，适合应用于工业推广。
High-frequency high-impedance iron-poor manganese zinc ferrite and preparation method thereof
The invention relates to the technical field of soft magnetic ferrites, in particular to a high-frequency high-impedance iron-poor manganese zinc ferrite and a preparation method thereof. The preparation method comprises the following steps: firstly, carrying out primary sintering to respectively obtain front powder of raw materials and auxiliary materials, then carrying out hot press molding to obtain a front block, and finally, carrying out oxygenation to obtain the iron-poor manganese zinc ferrite, the raw materials comprise 47.5-49.5% by mole of Fe2O3, 14.5-17.5% by mole of ZnO and 31.5-33% by mole of MnO, and the auxiliary materials comprise 0.02-0.06% by mass of Co2O3, 0.02-0.04% by mass of B2O3, 0.03-0.05% by mass of MoO3, 0.01-0.03% by mass of Nb2O5 and 0.01-0.03% by mass of CaCo3. According to the high-frequency and high-impedance iron-poor manganese zinc ferrite and the preparation method thereof, compared with a traditional process, the uniformity, the frequency characteristic, the impedance performance and other performance of the iron-poor manganese zinc ferrite are improved, the advantages are outstanding, and the high-frequency and high-impedance iron-poor manganese zinc ferrite and the preparation method thereof are suitable for being applied to industrial popularization.
本发明涉及软磁铁氧体技术领域，特别涉及一种高频高阻抗的贫铁锰锌铁氧体及其制备方法。首先通过一次烧结分别得到原料和辅料的前置粉体，然后通过热压成型得到前置块体，最后通过充氧得到贫铁锰锌铁氧体，原料包括按摩尔比例配置原料：Fe2O3：47.5‑49.5％，ZnO：14.5‑17.5％，MnO：31.5‑33％，按原料质量比配置辅料：Co2O3：0.02‑0.06％，B2O3：0.02‑0.04％，MoO3：0.03‑0.05％，Nb2O5：0.01‑0.03％，CaCo3：0.01‑0.03％。本发明设计的一种高频高阻抗的贫铁锰锌铁氧体及其制备方法相对于传统工艺提高了贫铁锰锌铁氧体的均一性和频率特性、阻抗性能等性能，优点突出，适合应用于工业推广。
High-frequency high-impedance iron-poor manganese zinc ferrite and preparation method thereof
一种高频高阻抗的贫铁锰锌铁氧体及其制备方法
CHEN SIXUE (Autor:in) / LI JINGSONG (Autor:in) / YANG DING (Autor:in) / FU HONGWEI (Autor:in) / ZHOU JUN (Autor:in) / WANG YUEYAN (Autor:in) / CHEN CHANGHU (Autor:in) / DU ZHENWEN (Autor:in)
10.10.2023
Patent
Elektronische Ressource
Chinesisch
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