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Ceramic material for dielectric filter, preparation method of ceramic material, dielectric filter and communication antenna
The invention discloses a ceramic material for a dielectric filter, a preparation method of the ceramic material, the dielectric filter and a communication antenna, the ceramic material is a ceramic body formed by sintering a ceramic system containing MgTiO3 and CaTiO3, a crystal phase in the ceramic body is composed of MgCaTiO3 crystal grains, and the average size of the crystal grains in the crystal phase is 0.35-8.7 [mu] m; in the ceramic body, the volume ratio of the crystal phase to the glass phase is 10: (1.2-1.8), and the dielectric constant of the ceramic body is 25.2-56.7. By adjusting the crystal size and the ratio of the glass phase to the crystal phase, the dielectric constant and the quality factor of the ceramic material are improved.
本申请公开了一种介质滤波器用陶瓷材料及其制备方法和介质滤波器、通信天线，是包含MgTiO3和CaTiO3的陶瓷体系烧结而成的陶瓷体，陶瓷体中的晶体相为MgCaTiO3晶粒构成，晶体相中晶粒平均尺寸为0.35‑8.7μm；所述陶瓷体中，晶体相与玻璃相的体积比为10：(1.2‑1.8)，陶瓷体的介电常数为25.2‑56.7。本申请通过调整晶体尺寸大小及玻璃相和晶体相的比值提高陶瓷材料介电常数和品质因素的目的。
Ceramic material for dielectric filter, preparation method of ceramic material, dielectric filter and communication antenna
The invention discloses a ceramic material for a dielectric filter, a preparation method of the ceramic material, the dielectric filter and a communication antenna, the ceramic material is a ceramic body formed by sintering a ceramic system containing MgTiO3 and CaTiO3, a crystal phase in the ceramic body is composed of MgCaTiO3 crystal grains, and the average size of the crystal grains in the crystal phase is 0.35-8.7 [mu] m; in the ceramic body, the volume ratio of the crystal phase to the glass phase is 10: (1.2-1.8), and the dielectric constant of the ceramic body is 25.2-56.7. By adjusting the crystal size and the ratio of the glass phase to the crystal phase, the dielectric constant and the quality factor of the ceramic material are improved.
本申请公开了一种介质滤波器用陶瓷材料及其制备方法和介质滤波器、通信天线，是包含MgTiO3和CaTiO3的陶瓷体系烧结而成的陶瓷体，陶瓷体中的晶体相为MgCaTiO3晶粒构成，晶体相中晶粒平均尺寸为0.35‑8.7μm；所述陶瓷体中，晶体相与玻璃相的体积比为10：(1.2‑1.8)，陶瓷体的介电常数为25.2‑56.7。本申请通过调整晶体尺寸大小及玻璃相和晶体相的比值提高陶瓷材料介电常数和品质因素的目的。
Ceramic material for dielectric filter, preparation method of ceramic material, dielectric filter and communication antenna
一种介质滤波器用陶瓷材料及其制备方法和介质滤波器、通信天线
YANG YINGXUE (author) / PAN YANLONG (author) / PANG XINFENG (author) / JIANG JINRUI (author) / WU JUN (author)
2024-11-15
Patent
Electronic Resource
Chinese
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