Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
High-performance wave-absorbing material and preparation method thereof
The invention provides a perovskite wave-absorbing material and a preparation method thereof, and relates to the technical field of microwave absorbing materials. The molecular formula of the perovskite wave-absorbing material is LaMn1-xFexO3 wave-absorbing material, x is more than or equal to 0.1 and less than or equal to 0.5, and the perovskite wave-absorbing material is obtained by carrying out gelation reaction on metal nitrate and citric acid and then pre-sintering and calcining. The defects in the prior art are overcome, the prepared wave-absorbing material has the characteristics of effective absorption bandwidth and high absorption efficiency, and has application prospects in the fields of magnetics and microwave absorption, and the whole preparation process is simple in process and suitable for large-scale production.
本发明提供一种钙钛矿吸波材料及其制备方法，涉及微波吸收材料技术领域。所述钙钛矿吸波材料的分子式为LaMn1‑xFexO3吸波材料，其中0.1≤x≤0.5，且采用金属硝酸盐和柠檬酸进行凝胶化反应后在预烧和煅烧得到。本发明克服了现有技术的不足，制备的吸波材料具有有效吸收带宽，吸收效率高的特点，在磁学及微波吸收领域有应用前景，并且整个制备过程工艺简单，适宜大规模生产。
High-performance wave-absorbing material and preparation method thereof
The invention provides a perovskite wave-absorbing material and a preparation method thereof, and relates to the technical field of microwave absorbing materials. The molecular formula of the perovskite wave-absorbing material is LaMn1-xFexO3 wave-absorbing material, x is more than or equal to 0.1 and less than or equal to 0.5, and the perovskite wave-absorbing material is obtained by carrying out gelation reaction on metal nitrate and citric acid and then pre-sintering and calcining. The defects in the prior art are overcome, the prepared wave-absorbing material has the characteristics of effective absorption bandwidth and high absorption efficiency, and has application prospects in the fields of magnetics and microwave absorption, and the whole preparation process is simple in process and suitable for large-scale production.
本发明提供一种钙钛矿吸波材料及其制备方法，涉及微波吸收材料技术领域。所述钙钛矿吸波材料的分子式为LaMn1‑xFexO3吸波材料，其中0.1≤x≤0.5，且采用金属硝酸盐和柠檬酸进行凝胶化反应后在预烧和煅烧得到。本发明克服了现有技术的不足，制备的吸波材料具有有效吸收带宽，吸收效率高的特点，在磁学及微波吸收领域有应用前景，并且整个制备过程工艺简单，适宜大规模生产。
High-performance wave-absorbing material and preparation method thereof
一种高性能吸波材料及其制备方法
HONG BO (Autor:in) / LU XINQIN (Autor:in) / XU JINGCAI (Autor:in) / WANG XINQING (Autor:in)
11.10.2024
Patent
Elektronische Ressource
Chinesisch
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