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Low-dielectric-constant microwave dielectric ceramic material and preparation method thereof
The invention discloses a low-dielectric-constant microwave dielectric ceramic material and a preparation method thereof. The ceramic material comprises 42wt%-95wt% of Li2Mg3SnO6 and Mg2SnO4 in balancing amount. The dielectric constant of the ceramic material is 7.8-8.8, the dielectric loss is 0.00,007-0.00,019, Q*f is 72,000-123,000GHz, and the temperature coefficient of resonant frequency is -40ppm/DEG C to -31ppm/DEG C. The ceramic material is prepared by a high-temperature solid-phase reaction method. The preparation method of the ceramic material is simple, the raw materials are abundant and low in cost, industrial production is facilitated, and the prepared ceramic material has stable performance, can be used as a material for manufacturing an electronic circuit substrate, a dielectric resonator, a filter, a high-frequency satellite microwave device substrate and a microstrip line, and has important application prospects and economic values in the fields of electronic circuit, microwave mobile communication, satellite communication and radar system.
Low-dielectric-constant microwave dielectric ceramic material and preparation method thereof
The invention discloses a low-dielectric-constant microwave dielectric ceramic material and a preparation method thereof. The ceramic material comprises 42wt%-95wt% of Li2Mg3SnO6 and Mg2SnO4 in balancing amount. The dielectric constant of the ceramic material is 7.8-8.8, the dielectric loss is 0.00,007-0.00,019, Q*f is 72,000-123,000GHz, and the temperature coefficient of resonant frequency is -40ppm/DEG C to -31ppm/DEG C. The ceramic material is prepared by a high-temperature solid-phase reaction method. The preparation method of the ceramic material is simple, the raw materials are abundant and low in cost, industrial production is facilitated, and the prepared ceramic material has stable performance, can be used as a material for manufacturing an electronic circuit substrate, a dielectric resonator, a filter, a high-frequency satellite microwave device substrate and a microstrip line, and has important application prospects and economic values in the fields of electronic circuit, microwave mobile communication, satellite communication and radar system.
Low-dielectric-constant microwave dielectric ceramic material and preparation method thereof
LIU PENG (Autor:in) / FU ZHIFEN (Autor:in) / MA JIANLI (Autor:in) / LI JING (Autor:in) / CHEN XIAOMING (Autor:in) / FENG QINQIN (Autor:in)
03.06.2015
Patent
Elektronische Ressource
Englisch
IPC:
C04B
Kalk
,
LIME
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