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Ultra-low-loss lithium magnesium titanate microwave dielectric ceramic material and preparation method thereof
The invention discloses an ultra-low-loss lithium magnesium titanate microwave dielectric ceramic material and a preparation method thereof. A chemical component of the ceramic material is Li2Mg3TiO6; the dielectric loss is 0.000037-0.000048; Q*f is 123,000-152,000GHz; the dielectric constant is 14.5-15.5; the temperature coefficient of the resonance frequency is -42ppm/DEG C to -36ppm/DEG C; and the ultra-low-loss lithium magnesium titanate microwave dielectric ceramic material is prepared by a high-temperature solid reaction method. The microwave dielectric ceramic material is simple in preparation method, abundant in used raw material, low in cost, and beneficial to industrialized production; and the prepared microwave dielectric ceramic is stable in performance, can be used as a manufacturing material for an electronic circuit substrate, a dielectric resonator, a filter, a high-frequency satellite microwave device substrate and a microstrip line, and has important application prospect and economic value in the fields of electronic circuits, microwave mobile communication, satellite communication and radar systems.
Ultra-low-loss lithium magnesium titanate microwave dielectric ceramic material and preparation method thereof
The invention discloses an ultra-low-loss lithium magnesium titanate microwave dielectric ceramic material and a preparation method thereof. A chemical component of the ceramic material is Li2Mg3TiO6; the dielectric loss is 0.000037-0.000048; Q*f is 123,000-152,000GHz; the dielectric constant is 14.5-15.5; the temperature coefficient of the resonance frequency is -42ppm/DEG C to -36ppm/DEG C; and the ultra-low-loss lithium magnesium titanate microwave dielectric ceramic material is prepared by a high-temperature solid reaction method. The microwave dielectric ceramic material is simple in preparation method, abundant in used raw material, low in cost, and beneficial to industrialized production; and the prepared microwave dielectric ceramic is stable in performance, can be used as a manufacturing material for an electronic circuit substrate, a dielectric resonator, a filter, a high-frequency satellite microwave device substrate and a microstrip line, and has important application prospect and economic value in the fields of electronic circuits, microwave mobile communication, satellite communication and radar systems.
Ultra-low-loss lithium magnesium titanate microwave dielectric ceramic material and preparation method thereof
LIU PENG (author) / FU ZHIFEN (author) / MA JIANLI (author) / ZHAO XIAOGANG (author) / CHEN XIAOMING (author) / LI JING (author)
2015-06-10
Patent
Electronic Resource
English
IPC:
C04B
Kalk
,
LIME
Magnesium titanate-based microwave dielectric ceramic and preparation process thereof
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