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Low-temperature sintered microwave dielectric ceramic material and preparation method thereof
The invention discloses a low-temperature sintered microwave dielectric ceramic material and a preparation method thereof. The ceramic material comprises the following raw materials: a main phase ceramic material (1-x) Ba5Nb4O15-xBa1-yZnyNb2O6 and a sintering aid MO of the main phase ceramic material, wherein x is more than or equal to 0.05 and less than or equal to 0.3, y is more than or equal to 0.25 and less than or equal to 0.5, and the sintering aid MO is one or more of CuO, MnCO3, CeO2, ZnO and Li2CO3. The microwave dielectric property of the material is adjusted by adjusting the proportion of BaCO3, ZnO and Nb2O5, the sintering temperature of a system is reduced by adding oxide MO as a sintering aid, the low-temperature sintered microwave dielectric ceramic material is prepared, and the material can be compactly sintered at the temperature of 900 DEG C or below, has the characteristics of low loss and low temperature drift, and can be applied to the field of microwave dielectric ceramics. And the material can be used for manufacturing LTCC filters, antennas, baluns and other products in the communication field.
本发明公开了一种低温烧结微波介质陶瓷材料及其制备方法，该陶瓷材料的原料包括：主相陶瓷材料(1‑x)Ba5Nb4O15‑xBa1‑yZnyNb2O6和其烧结助剂MO；其中，0.05≤x≤0.3，0.25≤y≤0.5，烧结助剂MO为CuO、MnCO3、CeO2、ZnO、Li2CO3中的一种或多种。本发明通过调整BaCO3、ZnO、Nb2O5的比例，来调整材料的微波介电性能，通过添加氧化物MO做为烧结助剂来降低体系烧结温度，制得一种低温烧结微波介质陶瓷材料，该材料可以在900℃以下实现致密烧结，具备低损耗、低温飘的特征，可用于制作通信领域LTCC滤波器、天线、巴伦等产品。
Low-temperature sintered microwave dielectric ceramic material and preparation method thereof
The invention discloses a low-temperature sintered microwave dielectric ceramic material and a preparation method thereof. The ceramic material comprises the following raw materials: a main phase ceramic material (1-x) Ba5Nb4O15-xBa1-yZnyNb2O6 and a sintering aid MO of the main phase ceramic material, wherein x is more than or equal to 0.05 and less than or equal to 0.3, y is more than or equal to 0.25 and less than or equal to 0.5, and the sintering aid MO is one or more of CuO, MnCO3, CeO2, ZnO and Li2CO3. The microwave dielectric property of the material is adjusted by adjusting the proportion of BaCO3, ZnO and Nb2O5, the sintering temperature of a system is reduced by adding oxide MO as a sintering aid, the low-temperature sintered microwave dielectric ceramic material is prepared, and the material can be compactly sintered at the temperature of 900 DEG C or below, has the characteristics of low loss and low temperature drift, and can be applied to the field of microwave dielectric ceramics. And the material can be used for manufacturing LTCC filters, antennas, baluns and other products in the communication field.
本发明公开了一种低温烧结微波介质陶瓷材料及其制备方法，该陶瓷材料的原料包括：主相陶瓷材料(1‑x)Ba5Nb4O15‑xBa1‑yZnyNb2O6和其烧结助剂MO；其中，0.05≤x≤0.3，0.25≤y≤0.5，烧结助剂MO为CuO、MnCO3、CeO2、ZnO、Li2CO3中的一种或多种。本发明通过调整BaCO3、ZnO、Nb2O5的比例，来调整材料的微波介电性能，通过添加氧化物MO做为烧结助剂来降低体系烧结温度，制得一种低温烧结微波介质陶瓷材料，该材料可以在900℃以下实现致密烧结，具备低损耗、低温飘的特征，可用于制作通信领域LTCC滤波器、天线、巴伦等产品。
Low-temperature sintered microwave dielectric ceramic material and preparation method thereof
一种低温烧结微波介质陶瓷材料及其制备方法
TANG CHUNBAO (Autor:in)
31.05.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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