Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Ceramic powder for ceramic capacitor and preparation process thereof
The invention is suitable for the technical field of capacitors, and provides ceramic powder for a ceramic capacitor and a preparation method thereof.The ceramic powder is prepared from barium titanate, modified titanium dioxide, nano magnesium oxide, nano zinc oxide, modified pitchstone, nano aluminum oxide, nano calcium oxide and modified fumed silica. The sintering temperature of the ceramic powder is reduced, the fracture toughness of the ceramic powder is improved, the performance of a ceramic powder product is improved, the modified pitchstone is added, the specific surface area of the ceramic powder is increased, uniform nanoscale dispersion can be achieved, the ceramic powder and other materials are fully mixed to form a three-dimensional network structure, and the stability and compactness of the ceramic powder are improved; the modified pitchstone expands in volume to effectively fill the internal pore structure of the ceramic powder product, effectively improve the compactness and mechanical properties of the material, and by adding the modified gas silicon, a richer porous structure is formed, and the specific surface area of the gas-phase silicon dioxide is increased, so that the specific surface area of the ceramic powder is increased.
本发明适用于电容器技术领域，提供了陶瓷电容器用瓷粉及其制备方法，所述瓷粉包括原料钛酸钡、改性二氧化钛、纳米氧化镁、纳米氧化锌、改性松脂岩、纳米氧化铝、纳米氧化钙、改性气硅，本发明所提供的瓷粉通过加入改性二氧化钛，降低瓷粉的烧结温度，提高瓷粉断裂韧性，提高瓷粉产品的性能，通过加入改性松脂岩，提高瓷粉的比表面积，能够呈均匀的纳米级别分散，与其他材料充分结构形成三维网络结构，提高瓷粉稳定性及致密性，在受热过程中，改性松脂岩发生体积膨胀，有效填充瓷粉产品内部孔隙结构，有效改善材料的致密性能并提高力学性能，通过加入改性气硅，形成更丰富的多孔结构，提高气相二氧化硅比表面积，进而提高瓷粉的比表面积。
Ceramic powder for ceramic capacitor and preparation process thereof
The invention is suitable for the technical field of capacitors, and provides ceramic powder for a ceramic capacitor and a preparation method thereof.The ceramic powder is prepared from barium titanate, modified titanium dioxide, nano magnesium oxide, nano zinc oxide, modified pitchstone, nano aluminum oxide, nano calcium oxide and modified fumed silica. The sintering temperature of the ceramic powder is reduced, the fracture toughness of the ceramic powder is improved, the performance of a ceramic powder product is improved, the modified pitchstone is added, the specific surface area of the ceramic powder is increased, uniform nanoscale dispersion can be achieved, the ceramic powder and other materials are fully mixed to form a three-dimensional network structure, and the stability and compactness of the ceramic powder are improved; the modified pitchstone expands in volume to effectively fill the internal pore structure of the ceramic powder product, effectively improve the compactness and mechanical properties of the material, and by adding the modified gas silicon, a richer porous structure is formed, and the specific surface area of the gas-phase silicon dioxide is increased, so that the specific surface area of the ceramic powder is increased.
本发明适用于电容器技术领域，提供了陶瓷电容器用瓷粉及其制备方法，所述瓷粉包括原料钛酸钡、改性二氧化钛、纳米氧化镁、纳米氧化锌、改性松脂岩、纳米氧化铝、纳米氧化钙、改性气硅，本发明所提供的瓷粉通过加入改性二氧化钛，降低瓷粉的烧结温度，提高瓷粉断裂韧性，提高瓷粉产品的性能，通过加入改性松脂岩，提高瓷粉的比表面积，能够呈均匀的纳米级别分散，与其他材料充分结构形成三维网络结构，提高瓷粉稳定性及致密性，在受热过程中，改性松脂岩发生体积膨胀，有效填充瓷粉产品内部孔隙结构，有效改善材料的致密性能并提高力学性能，通过加入改性气硅，形成更丰富的多孔结构，提高气相二氧化硅比表面积，进而提高瓷粉的比表面积。
Ceramic powder for ceramic capacitor and preparation process thereof
陶瓷电容器用瓷粉及其制备工艺
HE YANGWU (Autor:in) / CHEN WANG (Autor:in) / CHEN FAN (Autor:in) / ZHANG RONG (Autor:in) / LI TIANMING (Autor:in)
11.06.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
LTCC ceramic powder for high-frequency capacitor and preparation process of LTCC ceramic powder
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