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High-temperature piezoelectric ceramic for high-power scene and preparation method of high-temperature piezoelectric ceramic
The invention discloses high-temperature piezoelectric ceramic for a high-power scene and a preparation method of the high-temperature piezoelectric ceramic, and belongs to the technical field of piezoelectric ceramic. The high-temperature piezoelectric ceramic is Mn element doped lead zirconate titanate based piezoelectric ceramic; the lead zirconate titanate base is a three-phase solid solution of Pb (Yb1/2Nb1/2) O3, PbZrO3 and PbTiO3; the doping mode of the Mn element is metal oxide MnO2 doping or composite oxide Pb (Mn1/3Nb2/3) O3 doping. According to the high-power high-temperature piezoelectric ceramic and the preparation method thereof, by controlling the components of the material, the process problem existing in material industrialization is solved, the problem that high piezoelectric performance, high Curie temperature and high mechanical quality factor are difficult to integrate is solved, and the high-power high-temperature piezoelectric ceramic with excellent comprehensive performance is obtained.
本发明公开了一种大功率场景用高温压电陶瓷及其制备方法，属于压电陶瓷技术领域。上述高温压电陶瓷为Mn元素掺杂锆钛酸铅基压电陶瓷；所述锆钛酸铅基为Pb(Yb1/2Nb1/2)O3、PbZrO3以及PbTiO3的三相固熔体；所述Mn元素的掺杂方式为金属氧化物MnO2掺杂或复合氧化物Pb(Mn1/3Nb2/3)O3掺杂。本发明通过控制材料的成分，解决材料产业化中存在的工艺问题，克服了高压电性能和高居里温度、高机械品质因数难以兼具的问题，获得了具有综合性能优异的大功率高温压电陶瓷。
High-temperature piezoelectric ceramic for high-power scene and preparation method of high-temperature piezoelectric ceramic
The invention discloses high-temperature piezoelectric ceramic for a high-power scene and a preparation method of the high-temperature piezoelectric ceramic, and belongs to the technical field of piezoelectric ceramic. The high-temperature piezoelectric ceramic is Mn element doped lead zirconate titanate based piezoelectric ceramic; the lead zirconate titanate base is a three-phase solid solution of Pb (Yb1/2Nb1/2) O3, PbZrO3 and PbTiO3; the doping mode of the Mn element is metal oxide MnO2 doping or composite oxide Pb (Mn1/3Nb2/3) O3 doping. According to the high-power high-temperature piezoelectric ceramic and the preparation method thereof, by controlling the components of the material, the process problem existing in material industrialization is solved, the problem that high piezoelectric performance, high Curie temperature and high mechanical quality factor are difficult to integrate is solved, and the high-power high-temperature piezoelectric ceramic with excellent comprehensive performance is obtained.
本发明公开了一种大功率场景用高温压电陶瓷及其制备方法，属于压电陶瓷技术领域。上述高温压电陶瓷为Mn元素掺杂锆钛酸铅基压电陶瓷；所述锆钛酸铅基为Pb(Yb1/2Nb1/2)O3、PbZrO3以及PbTiO3的三相固熔体；所述Mn元素的掺杂方式为金属氧化物MnO2掺杂或复合氧化物Pb(Mn1/3Nb2/3)O3掺杂。本发明通过控制材料的成分，解决材料产业化中存在的工艺问题，克服了高压电性能和高居里温度、高机械品质因数难以兼具的问题，获得了具有综合性能优异的大功率高温压电陶瓷。
High-temperature piezoelectric ceramic for high-power scene and preparation method of high-temperature piezoelectric ceramic
一种大功率场景用高温压电陶瓷及其制备方法
YAN YONGKE (author) / LIU XIN (author) / XU ZHUO (author) / REN XIAODAN (author) / TANG MINGYANG (author) / ZHANG YULONG (author) / WANG YIKE (author)
2024-11-12
Patent
Electronic Resource
Chinese
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