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Low-dielectric-constant microwave dielectric ceramic material with low thermal expansion coefficient and adjustable resonant frequency temperature coefficient, preparation method and application
The invention belongs to the technical field of wireless communication and electronic ceramic materials, and relates to a low-dielectric-constant microwave dielectric ceramic material with a low thermal expansion coefficient and an adjustable resonant frequency temperature coefficient as well as a preparation method and application of the low-dielectric-constant microwave dielectric ceramic material. The chemical formula of the low-dielectric-constant microwave dielectric ceramic material with the low thermal expansion coefficient and the adjustable resonant frequency temperature coefficient is ZrSiO4.xTiO2, wherein 0 wt% lt; x is less than or equal to 7wt%. The preparation method of the microwave dielectric ceramic material comprises the following steps: step (1) ZrSiO4 and TiO2 are taken as raw materials, the purity of the raw materials is greater than 99%, and the raw materials are weighed according to the proportion of each element in the target chemical formula ZrSiO4.xTiO2 (0 wt% lt); x is less than or equal to 7wt%; sequentially mixing, ball-milling and drying the weighed raw materials to obtain powder; (2) granulating, sieving and forming the powder obtained in the step (1) to obtain a green body; and (3) sintering the green body obtained in the step (2) at 1350-1500 DEG C to obtain the ceramic.
本发明属于无线通讯与电子陶瓷材料技术领域，涉及一种具有低热膨胀系数且谐振频率温度系数可调的低介电常数微波介质陶瓷材料及其制备方法和应用。所述具有低热膨胀系数且谐振频率温度系数可调的低介电常数微波介质陶瓷材料，化学式为ZrSiO4·xTiO2，其中0wt％
Low-dielectric-constant microwave dielectric ceramic material with low thermal expansion coefficient and adjustable resonant frequency temperature coefficient, preparation method and application
The invention belongs to the technical field of wireless communication and electronic ceramic materials, and relates to a low-dielectric-constant microwave dielectric ceramic material with a low thermal expansion coefficient and an adjustable resonant frequency temperature coefficient as well as a preparation method and application of the low-dielectric-constant microwave dielectric ceramic material. The chemical formula of the low-dielectric-constant microwave dielectric ceramic material with the low thermal expansion coefficient and the adjustable resonant frequency temperature coefficient is ZrSiO4.xTiO2, wherein 0 wt% lt; x is less than or equal to 7wt%. The preparation method of the microwave dielectric ceramic material comprises the following steps: step (1) ZrSiO4 and TiO2 are taken as raw materials, the purity of the raw materials is greater than 99%, and the raw materials are weighed according to the proportion of each element in the target chemical formula ZrSiO4.xTiO2 (0 wt% lt); x is less than or equal to 7wt%; sequentially mixing, ball-milling and drying the weighed raw materials to obtain powder; (2) granulating, sieving and forming the powder obtained in the step (1) to obtain a green body; and (3) sintering the green body obtained in the step (2) at 1350-1500 DEG C to obtain the ceramic.
本发明属于无线通讯与电子陶瓷材料技术领域，涉及一种具有低热膨胀系数且谐振频率温度系数可调的低介电常数微波介质陶瓷材料及其制备方法和应用。所述具有低热膨胀系数且谐振频率温度系数可调的低介电常数微波介质陶瓷材料，化学式为ZrSiO4·xTiO2，其中0wt％
Low-dielectric-constant microwave dielectric ceramic material with low thermal expansion coefficient and adjustable resonant frequency temperature coefficient, preparation method and application
低热膨胀系数且谐振频率温度系数可调的低介电常数微波介质陶瓷材料、制备方法、应用
MAO MINMIN (Autor:in) / BIAN YIXUAN (Autor:in) / NI TAO (Autor:in) / SONG KAIXIN (Autor:in)
17.05.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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Microwave dielectric ceramic material with low expansion coefficient, and preparation method thereof
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