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Temperature-stable low-dielectric-constant microwave dielectric material and preparation method thereof
The invention relates to the technical field of microwave dielectric ceramic materials, and particularly discloses a temperature-stable low-dielectric-constant microwave dielectric material and a preparation method thereof.The method comprises the steps that 1, BaCO3, CaCO3 and SiO2 are mixed and weighed according to the stoichiometric ratio of BaCa2Si3O9; (2) mixing the weighed raw materials with a mixed solution of absolute ethyl alcohol and deionized water, then carrying out ball milling, and drying and sieving the obtained slurry to obtain powder; (3) sintering the powder obtained in the step (2); (4) mixing the powder obtained in the step (3) with a mixed solution of absolute ethyl alcohol and deionized water, then carrying out ball milling, and drying and sieving the obtained slurry to obtain powder; (5) adding PVA and citric acid into the powder obtained in the step (4), granulating, and sieving to obtain powder; (6) performing dry pressing on the powder obtained in the step (5) to obtain a cylinder; and (7) sintering the cylinder obtained in the step (6), and cooling to obtain the ceramic-forming microwave dielectric material.
本发明涉及微波介质陶瓷材料技术领域，具体公开了一种温度稳定型低介电常数微波介质材料及其制备方法，方法包括：(1)、将BaCO3、CaCO3、SiO2按照化学计量比BaCa2Si3O9进行配料称重；(2)、将称量好的原料、无水乙醇和去离子水的混合液混合后进行球磨，将得到的浆料干燥并过筛后得到粉料；(3)、将步骤(2)得到粉料进行烧结；(4)、将步骤(3)得到的粉料、无水乙醇和去离子水的混合液混合后进行球磨，将得到的浆料干燥并过筛得到粉料；(5)、将步骤(4)得到的粉料加入PVA、柠檬酸后进行造粒，过筛后得到粉料；(6)、将步骤(5)得到的粉料干压得到圆柱；(7)、将步骤(6)得到的圆柱进行烧结，冷却后得到成瓷的微波介质材料。
Temperature-stable low-dielectric-constant microwave dielectric material and preparation method thereof
The invention relates to the technical field of microwave dielectric ceramic materials, and particularly discloses a temperature-stable low-dielectric-constant microwave dielectric material and a preparation method thereof.The method comprises the steps that 1, BaCO3, CaCO3 and SiO2 are mixed and weighed according to the stoichiometric ratio of BaCa2Si3O9; (2) mixing the weighed raw materials with a mixed solution of absolute ethyl alcohol and deionized water, then carrying out ball milling, and drying and sieving the obtained slurry to obtain powder; (3) sintering the powder obtained in the step (2); (4) mixing the powder obtained in the step (3) with a mixed solution of absolute ethyl alcohol and deionized water, then carrying out ball milling, and drying and sieving the obtained slurry to obtain powder; (5) adding PVA and citric acid into the powder obtained in the step (4), granulating, and sieving to obtain powder; (6) performing dry pressing on the powder obtained in the step (5) to obtain a cylinder; and (7) sintering the cylinder obtained in the step (6), and cooling to obtain the ceramic-forming microwave dielectric material.
本发明涉及微波介质陶瓷材料技术领域，具体公开了一种温度稳定型低介电常数微波介质材料及其制备方法，方法包括：(1)、将BaCO3、CaCO3、SiO2按照化学计量比BaCa2Si3O9进行配料称重；(2)、将称量好的原料、无水乙醇和去离子水的混合液混合后进行球磨，将得到的浆料干燥并过筛后得到粉料；(3)、将步骤(2)得到粉料进行烧结；(4)、将步骤(3)得到的粉料、无水乙醇和去离子水的混合液混合后进行球磨，将得到的浆料干燥并过筛得到粉料；(5)、将步骤(4)得到的粉料加入PVA、柠檬酸后进行造粒，过筛后得到粉料；(6)、将步骤(5)得到的粉料干压得到圆柱；(7)、将步骤(6)得到的圆柱进行烧结，冷却后得到成瓷的微波介质材料。
Temperature-stable low-dielectric-constant microwave dielectric material and preparation method thereof
一种温度稳定型低介电常数微波介质材料及其制备方法
AO LAIYUAN (Autor:in) / YANG JUN (Autor:in) / LIU SHUWEN (Autor:in) / HAN YUCHENG (Autor:in) / CHEN CHUANQING (Autor:in) / SHANG YONG (Autor:in) / WU QINZHI (Autor:in)
11.08.2023
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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