Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
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Microwave dielectric material suitable for ultralow-temperature sintering and preparation method thereof
The invention relates to a microwave dielectric material suitable for ultralow-temperature sintering and a preparation method thereof, the microwave dielectric material is a Bi2O3-B2O3 system, the molar ratio of Bi2O3 to B2O3 of the microwave dielectric material is x: y, x is greater than or equal to 1 and less than or equal to 12, and y is greater than or equal to 1 and less than 4. The preparation method comprises the following steps: (1) taking B2O3 and Bi2O3 as raw materials, mixing the B2O3 and the Bi2O3 according to a molar ratio of x: y, putting the powder into a ball milling tank, carrying out ball milling, and then pre-sintering to obtain pre-sintered ceramic powder; and (2) carrying out wet ball milling treatment on the pre-sintered ceramic powder obtained in the step (1), drying, adding an adhesive, granulating, tabletting, discharging the adhesive, and sintering to obtain the microwave dielectric material. The preparation process is simple, the preparation cost is low, thehigh-performance microwave dielectric material suitable for ultralow-temperature sintering is successfully developed by adopting an improved solid-phase reaction method, and the preparation method atultralow temperature provides convenience for integration of the substrate and a microwave circuit.
本发明涉及一种适用于超低温烧结的微波介质材料及其制备方法，所述微波介质材料为BiO‑BO体系，所述微波介质材料的BiO和BO之间的摩尔比为x∶y，其中：1≤x≤12，1≤y＜4。其制备方法包括如下步骤：(1)以BO与BiO为原料，按BiO和BO之间的摩尔比为x∶y进行配料，将粉料放入球磨罐中，球磨，然后进行预烧，得到预烧陶瓷粉体；(2)将步骤(1)得到的预烧陶瓷粉体，再次进行湿法球磨处理，烘干后加入粘合剂造粒，压片后进行排胶，烧结，获得所述微波介质材料。本发明制备工艺简单、制备成本低，采用改进的固相反应法成功的开发出了适用于超低温烧结的高性能微波介质材料，并且在超低温下的制备方法则为基板与微波电路的集成提供了便利。
Microwave dielectric material suitable for ultralow-temperature sintering and preparation method thereof
The invention relates to a microwave dielectric material suitable for ultralow-temperature sintering and a preparation method thereof, the microwave dielectric material is a Bi2O3-B2O3 system, the molar ratio of Bi2O3 to B2O3 of the microwave dielectric material is x: y, x is greater than or equal to 1 and less than or equal to 12, and y is greater than or equal to 1 and less than 4. The preparation method comprises the following steps: (1) taking B2O3 and Bi2O3 as raw materials, mixing the B2O3 and the Bi2O3 according to a molar ratio of x: y, putting the powder into a ball milling tank, carrying out ball milling, and then pre-sintering to obtain pre-sintered ceramic powder; and (2) carrying out wet ball milling treatment on the pre-sintered ceramic powder obtained in the step (1), drying, adding an adhesive, granulating, tabletting, discharging the adhesive, and sintering to obtain the microwave dielectric material. The preparation process is simple, the preparation cost is low, thehigh-performance microwave dielectric material suitable for ultralow-temperature sintering is successfully developed by adopting an improved solid-phase reaction method, and the preparation method atultralow temperature provides convenience for integration of the substrate and a microwave circuit.
本发明涉及一种适用于超低温烧结的微波介质材料及其制备方法，所述微波介质材料为BiO‑BO体系，所述微波介质材料的BiO和BO之间的摩尔比为x∶y，其中：1≤x≤12，1≤y＜4。其制备方法包括如下步骤：(1)以BO与BiO为原料，按BiO和BO之间的摩尔比为x∶y进行配料，将粉料放入球磨罐中，球磨，然后进行预烧，得到预烧陶瓷粉体；(2)将步骤(1)得到的预烧陶瓷粉体，再次进行湿法球磨处理，烘干后加入粘合剂造粒，压片后进行排胶，烧结，获得所述微波介质材料。本发明制备工艺简单、制备成本低，采用改进的固相反应法成功的开发出了适用于超低温烧结的高性能微波介质材料，并且在超低温下的制备方法则为基板与微波电路的集成提供了便利。
Microwave dielectric material suitable for ultralow-temperature sintering and preparation method thereof
适用于超低温烧结的微波介质材料及其制备方法
DAI YING (Autor:in) / ZHANG QIAN (Autor:in) / SUN SIQI (Autor:in) / PEI XINMEI (Autor:in)
23.06.2020
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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