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BaTiO3-based dielectric material with high energy storage density, high dielectric constant and wide temperature stability and preparation method thereof
The invention provides a BaTiO3-based dielectric material with high energy storage density, high dielectric constant and wide temperature stability and a preparation method thereof, and belongs to the technical field of electronic information. Raw materials of the BaTiO3-based dielectric material comprise BaTiO3, Y2O3, MgO, ZrO2, BaCO3, CaCO3 and MnO2 in a molar ratio of 100: 1: 0.5: 2: (1-1.4): (0.6-1): 0.2, a BaTiO3 powder raw material is adopted as a matrix, Y2O3, CaCO3, BaCO3, ZrO2 and MgO are introduced for presintering, finally MnO2 is introduced, a traditional solid phase method is combined to prepare the BaTiO3-based dielectric ceramic material, through doping and a process, a core-shell structure and a multi-ion occupation design, the temperature stability of BaTiO3-based ceramic is improved, the dielectric loss is reduced, and the dielectric property of the BaTiO3-based dielectric material is improved. The dielectric constant, the pressure resistance and the high energy storage density are improved.
本发明提出了一种高储能密度、高介宽温稳定型BaTiO3基电介质材料及制备方法，属于电子信息技术领域。所述BaTiO3基电介质材料的原料包括摩尔比为100:1:0.5:2:(1～1.4):(0.6～1):0.2的BaTiO3、Y2O3、MgO、ZrO2、BaCO3、CaCO3和MnO2，采用BaTiO3粉体原料为基体，引入Y2O3、CaCO3、BaCO3、ZrO2、MgO预烧，最后引入MnO2结合传统固相法制备得到BaTiO3基介质陶瓷材料，通过对掺杂和工艺以及“核‑壳”结构和多离子占位设计，提高BaTiO3基陶瓷的温度稳定性、降低介电损耗，提高介电常数和耐压性能以及高储能密度。
BaTiO3-based dielectric material with high energy storage density, high dielectric constant and wide temperature stability and preparation method thereof
The invention provides a BaTiO3-based dielectric material with high energy storage density, high dielectric constant and wide temperature stability and a preparation method thereof, and belongs to the technical field of electronic information. Raw materials of the BaTiO3-based dielectric material comprise BaTiO3, Y2O3, MgO, ZrO2, BaCO3, CaCO3 and MnO2 in a molar ratio of 100: 1: 0.5: 2: (1-1.4): (0.6-1): 0.2, a BaTiO3 powder raw material is adopted as a matrix, Y2O3, CaCO3, BaCO3, ZrO2 and MgO are introduced for presintering, finally MnO2 is introduced, a traditional solid phase method is combined to prepare the BaTiO3-based dielectric ceramic material, through doping and a process, a core-shell structure and a multi-ion occupation design, the temperature stability of BaTiO3-based ceramic is improved, the dielectric loss is reduced, and the dielectric property of the BaTiO3-based dielectric material is improved. The dielectric constant, the pressure resistance and the high energy storage density are improved.
本发明提出了一种高储能密度、高介宽温稳定型BaTiO3基电介质材料及制备方法，属于电子信息技术领域。所述BaTiO3基电介质材料的原料包括摩尔比为100:1:0.5:2:(1～1.4):(0.6～1):0.2的BaTiO3、Y2O3、MgO、ZrO2、BaCO3、CaCO3和MnO2，采用BaTiO3粉体原料为基体，引入Y2O3、CaCO3、BaCO3、ZrO2、MgO预烧，最后引入MnO2结合传统固相法制备得到BaTiO3基介质陶瓷材料，通过对掺杂和工艺以及“核‑壳”结构和多离子占位设计，提高BaTiO3基陶瓷的温度稳定性、降低介电损耗，提高介电常数和耐压性能以及高储能密度。
BaTiO3-based dielectric material with high energy storage density, high dielectric constant and wide temperature stability and preparation method thereof
一种高储能密度、高介宽温稳定型BaTiO3基电介质材料及制备方法
ZHENG XINGHUA (Autor:in) / MO SHAOYU (Autor:in) / TANG CHUANG (Autor:in) / WANG NANLAN (Autor:in) / HU SIZHENG (Autor:in)
25.06.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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