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Doped perovskite relay electronic ceramic material and preparation method thereof
The invention relates to the field of electronic ceramic materials, in particular to a doped perovskite relay electronic ceramic material and a preparation method thereof.The doped perovskite relay electronic ceramic material is composed of a doping aid, a sintering aid and a perovskite electronic ceramic principal crystalline phase; the doping aid is Al2O3 (aluminum oxide) and Ta2O5 (Ta2O5); the sintering aid is composed of LiAlO2 and fluoride; the main crystal phase of the perovskite type electronic ceramic is Ba [(Co1-xMnx) 1/3Nb2/3] O3, and x is greater than 0 and less than or equal to 0.4. The dielectric constant of the prepared electronic ceramic material stably fluctuates between 36 and 38, the dielectric loss is small, the quality factor is high, the temperature coefficient of resonance frequency is infinitely close to zero, the drift degree is small when the electronic ceramic material is used in electronic equipment, and the working stability can be ensured.
本发明涉及电子陶瓷材料领域，具体为一种掺杂型钙钛矿继电器电子陶瓷材料及其制备方法，由掺杂助剂、烧结助剂、钙钛矿型电子陶瓷主晶相组成；所述掺杂助剂为Al2O3和Ta2O5；所述烧结助剂LiAlO2与氟化物组成；所述钙钛矿型电子陶瓷主晶相为Ba[(Co1‑xMnx)1/3Nb2/3]O3，0＜x≤0.4，本发明所制备电子陶瓷材料的介电常数在36‑38之间稳定波动，介电损耗小，品质因子高，谐振频率温度系数无限接近于零，用于电子设备中漂移程度小，可以保证工作稳定性。
Doped perovskite relay electronic ceramic material and preparation method thereof
The invention relates to the field of electronic ceramic materials, in particular to a doped perovskite relay electronic ceramic material and a preparation method thereof.The doped perovskite relay electronic ceramic material is composed of a doping aid, a sintering aid and a perovskite electronic ceramic principal crystalline phase; the doping aid is Al2O3 (aluminum oxide) and Ta2O5 (Ta2O5); the sintering aid is composed of LiAlO2 and fluoride; the main crystal phase of the perovskite type electronic ceramic is Ba [(Co1-xMnx) 1/3Nb2/3] O3, and x is greater than 0 and less than or equal to 0.4. The dielectric constant of the prepared electronic ceramic material stably fluctuates between 36 and 38, the dielectric loss is small, the quality factor is high, the temperature coefficient of resonance frequency is infinitely close to zero, the drift degree is small when the electronic ceramic material is used in electronic equipment, and the working stability can be ensured.
本发明涉及电子陶瓷材料领域，具体为一种掺杂型钙钛矿继电器电子陶瓷材料及其制备方法，由掺杂助剂、烧结助剂、钙钛矿型电子陶瓷主晶相组成；所述掺杂助剂为Al2O3和Ta2O5；所述烧结助剂LiAlO2与氟化物组成；所述钙钛矿型电子陶瓷主晶相为Ba[(Co1‑xMnx)1/3Nb2/3]O3，0＜x≤0.4，本发明所制备电子陶瓷材料的介电常数在36‑38之间稳定波动，介电损耗小，品质因子高，谐振频率温度系数无限接近于零，用于电子设备中漂移程度小，可以保证工作稳定性。
Doped perovskite relay electronic ceramic material and preparation method thereof
一种掺杂型钙钛矿继电器电子陶瓷材料及其制备方法
FANG HAOJIE (Autor:in) / HE YIWEN (Autor:in) / ZHANG XIAOYUN (Autor:in) / ZENG XIONG (Autor:in) / ZHANG DOU (Autor:in) / HWANG YOUNG-HA (Autor:in) / LONG YING (Autor:in)
15.04.2022
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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