Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Low-temperature sintered ceramic material with high compactness and ultralow loss and preparation method thereof
The invention provides a low-temperature sintered ceramic material with high compactness and ultralow loss and a preparation method of the low-temperature sintered ceramic material, and belongs to the field of microwave dielectric ceramic materials. The composition expression of the microwave dielectric ceramic material prepared by the invention is (La1-xNdx) 2 (Zr0. 96Ti0. 04) 3 (MoO4) 9, and X in the formula is 0.1-0.7. The relative dielectric constant (epsilon r) of the ceramic material reaches 10.44, Q * f is equal to 149962GHz, tau f is equal to-34.8 ppm/DEG C, and the density can reach 3.9 g/cm < 3 >. The preparation method is simple, the sintering temperature is 650-800 DEG C, the preparation time is short, and the preparation method is suitable for industrial production.
本发明提供了一种具备高致密性和超低损耗的低温烧结陶瓷材料及其制备方法，属于微波介质陶瓷材料领域。本发明制得的微波介质陶瓷材料，其组成表达式为(La1‑xNdx)2(Zr0.96Ti0.04)3(MoO4)9，式中X为0.1‑0.7。该组成的陶瓷材料其相对介电常数(εr)达到了10.44，Q×f＝149962GHz，τf＝‑34.8ppm/℃，密度可达3.9g/cm3。本发明制备的制备方法简单，烧结温度为650‑800℃，制备时间短，适用于工业生产。
Low-temperature sintered ceramic material with high compactness and ultralow loss and preparation method thereof
The invention provides a low-temperature sintered ceramic material with high compactness and ultralow loss and a preparation method of the low-temperature sintered ceramic material, and belongs to the field of microwave dielectric ceramic materials. The composition expression of the microwave dielectric ceramic material prepared by the invention is (La1-xNdx) 2 (Zr0. 96Ti0. 04) 3 (MoO4) 9, and X in the formula is 0.1-0.7. The relative dielectric constant (epsilon r) of the ceramic material reaches 10.44, Q * f is equal to 149962GHz, tau f is equal to-34.8 ppm/DEG C, and the density can reach 3.9 g/cm < 3 >. The preparation method is simple, the sintering temperature is 650-800 DEG C, the preparation time is short, and the preparation method is suitable for industrial production.
本发明提供了一种具备高致密性和超低损耗的低温烧结陶瓷材料及其制备方法，属于微波介质陶瓷材料领域。本发明制得的微波介质陶瓷材料，其组成表达式为(La1‑xNdx)2(Zr0.96Ti0.04)3(MoO4)9，式中X为0.1‑0.7。该组成的陶瓷材料其相对介电常数(εr)达到了10.44，Q×f＝149962GHz，τf＝‑34.8ppm/℃，密度可达3.9g/cm3。本发明制备的制备方法简单，烧结温度为650‑800℃，制备时间短，适用于工业生产。
Low-temperature sintered ceramic material with high compactness and ultralow loss and preparation method thereof
一种具备高致密性和超低损耗的低温烧结陶瓷材料及其制备方法
CHEN YUANBIN (Autor:in) / XIONG SIYI (Autor:in)
15.11.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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