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Lightweight borate microwave dielectric ceramic material as well as preparation method and application thereof
The invention discloses a light borate microwave dielectric ceramic material and a preparation method and application thereof, and belongs to the field of ceramic materials, and the preparation method comprises the following steps: (1) weighing raw materials LiBO2, Al2O3 and Li2CO3 according to the stoichiometric ratio of Li2BAlO4, mixing, ball-milling, drying and presintering to obtain powder; and (2) carrying out ball milling on the powder, drying, and carrying out compression molding, vacuum treatment, cold isostatic pressing and sintering to obtain the light borate microwave dielectric ceramic material. Meanwhile, the invention discloses the light borate microwave dielectric ceramic material prepared by the preparation method and application of the light borate microwave dielectric ceramic material in dielectric substrates, resonators and filters. The sintering temperature of the ceramic can be reduced, and the sintering characteristic is improved. The Li2BAlO4 ceramic prepared by the invention has low dielectric constant and high quality factor, and has potential to be widely applied to manufacturing of microwave devices such as light microwave dielectric substrates, filters, antennas and the like.
本发明公开了一种轻质硼酸盐微波介质陶瓷材料及其制备方法与应用，属于陶瓷材料领域，包括如下步骤：(1)按照Li2BAlO4的化学计量比称量原料LiBO2、Al2O3和Li2CO3，混合后经球磨、干燥、预烧，得到粉末。(2)将所述粉末球磨后干燥，然后经压制成型、真空处理、冷等静压、烧结，得到所述轻质硼酸盐微波介质陶瓷材料。同时公开了上述制备方法制备得到的轻质硼酸盐微波介质陶瓷材料及其在介质基板、谐振器和滤波器中的应用。本发明可以降低陶瓷的烧结温度，提高烧结特性。本发明制备的Li2BAlO4陶瓷具有低的介电常数和高的品质因数，有潜力广泛应用于轻质微波介质基板、滤波器、天线等微波器件的制造。
Lightweight borate microwave dielectric ceramic material as well as preparation method and application thereof
The invention discloses a light borate microwave dielectric ceramic material and a preparation method and application thereof, and belongs to the field of ceramic materials, and the preparation method comprises the following steps: (1) weighing raw materials LiBO2, Al2O3 and Li2CO3 according to the stoichiometric ratio of Li2BAlO4, mixing, ball-milling, drying and presintering to obtain powder; and (2) carrying out ball milling on the powder, drying, and carrying out compression molding, vacuum treatment, cold isostatic pressing and sintering to obtain the light borate microwave dielectric ceramic material. Meanwhile, the invention discloses the light borate microwave dielectric ceramic material prepared by the preparation method and application of the light borate microwave dielectric ceramic material in dielectric substrates, resonators and filters. The sintering temperature of the ceramic can be reduced, and the sintering characteristic is improved. The Li2BAlO4 ceramic prepared by the invention has low dielectric constant and high quality factor, and has potential to be widely applied to manufacturing of microwave devices such as light microwave dielectric substrates, filters, antennas and the like.
本发明公开了一种轻质硼酸盐微波介质陶瓷材料及其制备方法与应用，属于陶瓷材料领域，包括如下步骤：(1)按照Li2BAlO4的化学计量比称量原料LiBO2、Al2O3和Li2CO3，混合后经球磨、干燥、预烧，得到粉末。(2)将所述粉末球磨后干燥，然后经压制成型、真空处理、冷等静压、烧结，得到所述轻质硼酸盐微波介质陶瓷材料。同时公开了上述制备方法制备得到的轻质硼酸盐微波介质陶瓷材料及其在介质基板、谐振器和滤波器中的应用。本发明可以降低陶瓷的烧结温度，提高烧结特性。本发明制备的Li2BAlO4陶瓷具有低的介电常数和高的品质因数，有潜力广泛应用于轻质微波介质基板、滤波器、天线等微波器件的制造。
Lightweight borate microwave dielectric ceramic material as well as preparation method and application thereof
一种轻质硼酸盐微波介质陶瓷材料及其制备方法与应用
LI CHUNCHUN (author) / XIONG SIYU (author) / CHEN DEQIN (author) / CAO XUEFENG (author) / ZHU XIAOWEI (author) / ZHU GUOBIN (author) / LIU LAIJUN (author)
2024-03-29
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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