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Ceramic material and preparation method thereof
The invention relates to a ceramic material and a preparation method thereof, the ceramic material comprises: a ceramic main phase, the ceramic main phase comprises a solid solution formed by Al2O3-MgO-Sm2O3, and the molar ratio of Al2O3 to MgO to Sm2O3 in the solid solution is (20.90-23.10): (2.85-3.15): (1.90-2.10); and a glass phase, wherein the glass phase comprises at least two of Al2O3, ZnO, BaO, SiO2 and B2O3. The frequency temperature coefficient of the provided ceramic material is in a range of +/-10 ppm/DEG C.
一种陶瓷材料及其制备方法，该陶瓷材料包括：陶瓷主相，所述陶瓷主相包括Al2O3‑MgO‑Sm2O3形成的固溶物，其中，所述固溶物中Al2O3、MgO、Sm2O3的摩尔比为(20.90‑23.10)：(2.85‑3.15)：(1.90‑2.10)；玻璃相，所述玻璃相包括Al2O3、ZnO、BaO、SiO2、B2O3中至少两种。所提供的陶瓷材料的频率温度系数在±10ppm/℃范围内。
Ceramic material and preparation method thereof
The invention relates to a ceramic material and a preparation method thereof, the ceramic material comprises: a ceramic main phase, the ceramic main phase comprises a solid solution formed by Al2O3-MgO-Sm2O3, and the molar ratio of Al2O3 to MgO to Sm2O3 in the solid solution is (20.90-23.10): (2.85-3.15): (1.90-2.10); and a glass phase, wherein the glass phase comprises at least two of Al2O3, ZnO, BaO, SiO2 and B2O3. The frequency temperature coefficient of the provided ceramic material is in a range of +/-10 ppm/DEG C.
一种陶瓷材料及其制备方法，该陶瓷材料包括：陶瓷主相，所述陶瓷主相包括Al2O3‑MgO‑Sm2O3形成的固溶物，其中，所述固溶物中Al2O3、MgO、Sm2O3的摩尔比为(20.90‑23.10)：(2.85‑3.15)：(1.90‑2.10)；玻璃相，所述玻璃相包括Al2O3、ZnO、BaO、SiO2、B2O3中至少两种。所提供的陶瓷材料的频率温度系数在±10ppm/℃范围内。
Ceramic material and preparation method thereof
一种陶瓷材料及其制备方法
LU ZHENGWU (author) / YUAN LIANGLIANG (author)
2021-08-10
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
Ceramic/ceramic bulletproof material and preparation method thereof
| European Patent Office | 2021