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Co-doped barium titanate ceramic dielectric material, preparation method and application thereof
The invention discloses a co-doped barium titanate ceramic dielectric material, and a preparation method and application thereof, and belongs to the technical field of ceramic dielectrics. The co-doped barium titanate ceramic dielectric material provided by the invention comprises 92-99.6 mol% of a main body material and 0.4-8 mol% of a doped material, the main body material comprises BaTiO3, and the doping material comprises a glass phase material, an anti-reducing agent, an alkali metal compound and a rare earth oxide. And the particle size of the BaTiO3 is 270 to 310 nm. The co-doped barium titanate ceramic dielectric material and the capacitor provided by the invention are simple in preparation process, free of toxic substances, good in matching with inner electrodes of base metals such as nickel, large in dielectric constant, high in insulation resistivity, small in loss and strong in breakdown field, TCC meets the temperature stability requirement, and the co-doped barium titanate ceramic dielectric material and the capacitor have wide application prospects.
一种共掺杂钛酸钡陶瓷介电材料、制备方法及其应用，属于陶瓷介质技术领域。本发明共掺杂钛酸钡陶瓷介电材料包括92～99.6mol％的主体材料和0.4～8mol％的掺杂材料；主体材料包括BaTiO3，掺杂材料包括玻璃相材料、抗还原剂、碱金属化合物和稀土氧化物。BaTiO3的颗粒尺寸为270～310nm。本发明提供的共掺杂钛酸钡陶瓷介电材料及电容器制备过程简单，不含有毒物质，与镍等贱金属内电极匹配良好，介电常数大，绝缘电阻率高，损耗小，击穿场强大，TCC符合温度稳定性要求，具有广阔的应用前景。
Co-doped barium titanate ceramic dielectric material, preparation method and application thereof
The invention discloses a co-doped barium titanate ceramic dielectric material, and a preparation method and application thereof, and belongs to the technical field of ceramic dielectrics. The co-doped barium titanate ceramic dielectric material provided by the invention comprises 92-99.6 mol% of a main body material and 0.4-8 mol% of a doped material, the main body material comprises BaTiO3, and the doping material comprises a glass phase material, an anti-reducing agent, an alkali metal compound and a rare earth oxide. And the particle size of the BaTiO3 is 270 to 310 nm. The co-doped barium titanate ceramic dielectric material and the capacitor provided by the invention are simple in preparation process, free of toxic substances, good in matching with inner electrodes of base metals such as nickel, large in dielectric constant, high in insulation resistivity, small in loss and strong in breakdown field, TCC meets the temperature stability requirement, and the co-doped barium titanate ceramic dielectric material and the capacitor have wide application prospects.
一种共掺杂钛酸钡陶瓷介电材料、制备方法及其应用，属于陶瓷介质技术领域。本发明共掺杂钛酸钡陶瓷介电材料包括92～99.6mol％的主体材料和0.4～8mol％的掺杂材料；主体材料包括BaTiO3，掺杂材料包括玻璃相材料、抗还原剂、碱金属化合物和稀土氧化物。BaTiO3的颗粒尺寸为270～310nm。本发明提供的共掺杂钛酸钡陶瓷介电材料及电容器制备过程简单，不含有毒物质，与镍等贱金属内电极匹配良好，介电常数大，绝缘电阻率高，损耗小，击穿场强大，TCC符合温度稳定性要求，具有广阔的应用前景。
Co-doped barium titanate ceramic dielectric material, preparation method and application thereof
一种共掺杂钛酸钡陶瓷介电材料、制备方法及其应用
ZHANG LEI (Autor:in) / WANG YUYANG (Autor:in) / HUANG XIONG (Autor:in) / YU SHUHUI (Autor:in) / SUN RONG (Autor:in)
29.07.2022
Patent
Elektronische Ressource
Chinesisch
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