Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
High-purity aluminum oxide ceramic and preparation method thereof
The invention provides a high-purity alumina ceramic and a preparation method thereof. The high-purity aluminum oxide ceramic is prepared from the following components in percentage by weight: 95 to 98 percent of nanoscale aluminum oxide, 0.2 to 1.0 percent of zirconium oxide, 0.5 to 1.0 percent of calcium oxide, 0.3 to 1.0 percent of cerium oxide and 0.1 to 2.0 percent of dispersing agent. According to the high-purity aluminum oxide ceramic provided by the invention, the cerium oxide material is added, so that the conductivity coefficient and the fracture toughness of the high-purity aluminumoxide ceramic are improved; according to the preparation method of the high-purity aluminum oxide ceramic, a microwave heating method is adopted to replace a traditional heating method, the heating effect is good, energy consumption is low, the time is short, the surface is smooth, the operation method is simple and easy to implement, and the preparation method is environmentally friendly.
本发明提供一种高纯氧化铝陶瓷及其制备方法。该高纯氧化铝陶瓷各组分以及各组分含量如下：纳米级氧化铝95wt％～98wt％，氧化锆0.2wt％～1.0wt％,氧化钙0.5wt％～1.0wt％,氧化铈0.3wt％～1.0wt％以及分散剂0.1wt％～2.0wt％。本申请提供一种高纯氧化铝陶瓷中添加氧化铈材料，提高了高纯氧化铝陶瓷的导率系数和断裂韧性；且本申请的一种高纯氧化铝陶瓷的制备方法采用微波加热方法取代了传统的加热方法，加热效果好，能耗少，时间短，表面光滑且操作方法简单易行，是一种绿色环保型的制备方法。
High-purity aluminum oxide ceramic and preparation method thereof
The invention provides a high-purity alumina ceramic and a preparation method thereof. The high-purity aluminum oxide ceramic is prepared from the following components in percentage by weight: 95 to 98 percent of nanoscale aluminum oxide, 0.2 to 1.0 percent of zirconium oxide, 0.5 to 1.0 percent of calcium oxide, 0.3 to 1.0 percent of cerium oxide and 0.1 to 2.0 percent of dispersing agent. According to the high-purity aluminum oxide ceramic provided by the invention, the cerium oxide material is added, so that the conductivity coefficient and the fracture toughness of the high-purity aluminumoxide ceramic are improved; according to the preparation method of the high-purity aluminum oxide ceramic, a microwave heating method is adopted to replace a traditional heating method, the heating effect is good, energy consumption is low, the time is short, the surface is smooth, the operation method is simple and easy to implement, and the preparation method is environmentally friendly.
本发明提供一种高纯氧化铝陶瓷及其制备方法。该高纯氧化铝陶瓷各组分以及各组分含量如下：纳米级氧化铝95wt％～98wt％，氧化锆0.2wt％～1.0wt％,氧化钙0.5wt％～1.0wt％,氧化铈0.3wt％～1.0wt％以及分散剂0.1wt％～2.0wt％。本申请提供一种高纯氧化铝陶瓷中添加氧化铈材料，提高了高纯氧化铝陶瓷的导率系数和断裂韧性；且本申请的一种高纯氧化铝陶瓷的制备方法采用微波加热方法取代了传统的加热方法，加热效果好，能耗少，时间短，表面光滑且操作方法简单易行，是一种绿色环保型的制备方法。
High-purity aluminum oxide ceramic and preparation method thereof
一种高纯氧化铝陶瓷及其制备方法
YAN LINGFU (Autor:in) / ZHU XIAOBIN (Autor:in) / DENG XIAOXING (Autor:in) / YING GUIHE (Autor:in) / YANG ZHIJUN (Autor:in) / DUAN CUIDAO (Autor:in) / WANG YUJIA (Autor:in)
22.01.2021
Patent
Elektronische Ressource
Chinesisch
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