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Microwave dielectric ceramic, preparation method of microwave dielectric ceramic and communication device
The invention discloses microwave dielectric ceramic, a preparation method of the microwave dielectric ceramic and a communication device. The chemical composition expression of the microwave dielectric ceramic is Mg (1-x) CaxTiO4-yMO, wherein x is equal to 0.004-0.05, M is one or more of Nb (2/5), Ce, Sm (2/3), Zn and Mn, and y is equal to 0.005-0.015. The Qf value of the microwave dielectric ceramic provided by the invention is greater than 60000; the temperature coefficient is 150 DEG C < +/-3.5 ppm, and minus 40 DEG C < +/-8.5 ppm; the dielectric constant is 20.5 +/-1, and the related requirements of the microwave dielectric ceramic applied to a 5G base station as a dielectric material are met.
本发明公开了一种微波介质陶瓷、微波介质陶瓷的制备方法及通信器件，其中所述微波介质陶瓷的化学组成表达式为：Mg(1‑x)CaxTiO4—yMO，其中x＝0.004～0.05，M为Nb(2/5)、Ce、Sm(2/3)、Zn、Mn中的一种或多种，y＝0.005～0.015。本发明所提供的微波介质陶瓷的Qf值大于60000；温度系数：150℃＜±3.5ppm，负40℃＜±8.5ppm；介电常数20.5±1，满足作为介质材料应用在5G基站上的相关要求。
Microwave dielectric ceramic, preparation method of microwave dielectric ceramic and communication device
The invention discloses microwave dielectric ceramic, a preparation method of the microwave dielectric ceramic and a communication device. The chemical composition expression of the microwave dielectric ceramic is Mg (1-x) CaxTiO4-yMO, wherein x is equal to 0.004-0.05, M is one or more of Nb (2/5), Ce, Sm (2/3), Zn and Mn, and y is equal to 0.005-0.015. The Qf value of the microwave dielectric ceramic provided by the invention is greater than 60000; the temperature coefficient is 150 DEG C < +/-3.5 ppm, and minus 40 DEG C < +/-8.5 ppm; the dielectric constant is 20.5 +/-1, and the related requirements of the microwave dielectric ceramic applied to a 5G base station as a dielectric material are met.
本发明公开了一种微波介质陶瓷、微波介质陶瓷的制备方法及通信器件，其中所述微波介质陶瓷的化学组成表达式为：Mg(1‑x)CaxTiO4—yMO，其中x＝0.004～0.05，M为Nb(2/5)、Ce、Sm(2/3)、Zn、Mn中的一种或多种，y＝0.005～0.015。本发明所提供的微波介质陶瓷的Qf值大于60000；温度系数：150℃＜±3.5ppm，负40℃＜±8.5ppm；介电常数20.5±1，满足作为介质材料应用在5G基站上的相关要求。
Microwave dielectric ceramic, preparation method of microwave dielectric ceramic and communication device
一种微波介质陶瓷、微波介质陶瓷的制备方法及通信器件
CAO PEIYONG (author)
2020-10-30
Patent
Electronic Resource
Chinese
Microwave dielectric ceramic preparation method and microwave dielectric ceramic
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