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Low-dielectric-constant borate microwave dielectric ceramic and preparation method thereof
The invention relates to borate microwave dielectric ceramic with low dielectric constant and a preparation method, the borate microwave dielectric ceramic with low dielectric constant is mainly prepared from B2O3, SnO2 and SrCO3, and the chemical composition expression is SrSn (BO3) 2. The low-dielectric-constant borate microwave dielectric ceramic provided by the embodiment of the invention is simple in preparation process, the powder synthesized by adopting a high-temperature solid-phase reaction method is relatively high in purity, and compared with an existing microwave dielectric ceramic material, the prepared low-dielectric-constant borate microwave dielectric ceramic is excellent in performance, has a lower dielectric constant and a higher quality factor, and can be applied to the field of microwave dielectric ceramics. The dielectric constant is 5.42 to 6.12, the temperature coefficient is-48.31 ppm/DEG C to-53.37 ppm/DEG C, and the quality factor is 22142 GHz to 32618GHz.
本公开关于一种低介电常数硼酸盐微波介质陶瓷及制备方法,该低介电常数硼酸盐微波介质陶瓷的主要原料为B2O3、SnO2和SrCO3,化学组成表达式为SrSn(BO3)2。本公开实施例提供的低介电常数硼酸盐微波介质陶瓷制备流程简单,采用高温固相反应法合成的粉体纯度较高,与现有的微波介质陶瓷材料相比,制备出的低介电常数硼酸盐微波介质陶瓷性能优异,具有更低的介电常数,更高的品质因数,介电常数为5.42~6.12,温度系数为‑48.31ppm/℃~‑53.37ppm/℃,品质因数为22142GHz~32618GHz。
Low-dielectric-constant borate microwave dielectric ceramic and preparation method thereof
The invention relates to borate microwave dielectric ceramic with low dielectric constant and a preparation method, the borate microwave dielectric ceramic with low dielectric constant is mainly prepared from B2O3, SnO2 and SrCO3, and the chemical composition expression is SrSn (BO3) 2. The low-dielectric-constant borate microwave dielectric ceramic provided by the embodiment of the invention is simple in preparation process, the powder synthesized by adopting a high-temperature solid-phase reaction method is relatively high in purity, and compared with an existing microwave dielectric ceramic material, the prepared low-dielectric-constant borate microwave dielectric ceramic is excellent in performance, has a lower dielectric constant and a higher quality factor, and can be applied to the field of microwave dielectric ceramics. The dielectric constant is 5.42 to 6.12, the temperature coefficient is-48.31 ppm/DEG C to-53.37 ppm/DEG C, and the quality factor is 22142 GHz to 32618GHz.
本公开关于一种低介电常数硼酸盐微波介质陶瓷及制备方法,该低介电常数硼酸盐微波介质陶瓷的主要原料为B2O3、SnO2和SrCO3,化学组成表达式为SrSn(BO3)2。本公开实施例提供的低介电常数硼酸盐微波介质陶瓷制备流程简单,采用高温固相反应法合成的粉体纯度较高,与现有的微波介质陶瓷材料相比,制备出的低介电常数硼酸盐微波介质陶瓷性能优异,具有更低的介电常数,更高的品质因数,介电常数为5.42~6.12,温度系数为‑48.31ppm/℃~‑53.37ppm/℃,品质因数为22142GHz~32618GHz。
Low-dielectric-constant borate microwave dielectric ceramic and preparation method thereof
一种低介电常数硼酸盐微波介质陶瓷及制备方法
SHI FENG (author) / WANG XIANGYU (author) / XU YUE (author) / SONG FUZHOU (author) / ZHANG LINGCUI (author) / SHEN YAN (author) / ZHAO JINBO (author)
2023-06-27
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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