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Silicon nitride conductive ceramic and preparation method thereof
The invention discloses a silicon nitride conductive ceramic and a preparation method thereof. The silicon nitride conductive ceramic is prepared from, by mass, 65-90% of silicon nitride ceramic powder, 2-6% of magnesium oxide, 1-5% of yttrium oxide, 0.5-3% of titanium carbide, 5-10% of titanium nitride, 1-10% of high-purity carbon and 4-10% of high-purity boron oxide. According to the silicon nitride conductive ceramic, silicon nitride ceramic powder is used as a matrix raw material and compounded with other auxiliaries, the silicon nitride ceramic material with good conductivity is preparedthrough the steps of degreasing, degumming and sintering, and on the basis that the inherent excellent performance of the ceramic is kept, the material can be conveniently processed through a discharge method, so that the processing difficulty is reduced, and the processing efficiency is improved. The preparation method is simple, the raw materials are easy to obtain, the silicon nitride ceramic is endowed with excellent conductivity, and the application range of the silicon nitride ceramic is expanded, so that the preparation method has important significance.
本发明公开了一种氮化硅导电陶瓷及其制备方法，该氮化硅导电陶瓷由以下质量百分比的原料制备而成，包括氮化硅陶瓷粉体65‑90%、氧化镁2‑6%、氧化钇1‑5%、碳化钛0.5‑3%、氮化钛5‑10%、高纯碳1‑10%、高纯氧化硼4‑10%。该氮化硅导电陶瓷以氮化硅陶瓷粉体为基体原料，再与其它助剂进行复配，通过脱脂脱胶、烧结的步骤制备成具有良好导电性能的氮化硅陶瓷材料，该材料在保持了陶瓷固有的优良性能的基础上，便于对其采用放电方法进行加工，降低加工难度，提高加工效率。本发明所述制备方法简单，原料易得，赋予氮化硅陶瓷优良的导电性能，扩大了氮化硅陶瓷的使用范围，因此，本发明所述制备方法具有重要的意义。
Silicon nitride conductive ceramic and preparation method thereof
The invention discloses a silicon nitride conductive ceramic and a preparation method thereof. The silicon nitride conductive ceramic is prepared from, by mass, 65-90% of silicon nitride ceramic powder, 2-6% of magnesium oxide, 1-5% of yttrium oxide, 0.5-3% of titanium carbide, 5-10% of titanium nitride, 1-10% of high-purity carbon and 4-10% of high-purity boron oxide. According to the silicon nitride conductive ceramic, silicon nitride ceramic powder is used as a matrix raw material and compounded with other auxiliaries, the silicon nitride ceramic material with good conductivity is preparedthrough the steps of degreasing, degumming and sintering, and on the basis that the inherent excellent performance of the ceramic is kept, the material can be conveniently processed through a discharge method, so that the processing difficulty is reduced, and the processing efficiency is improved. The preparation method is simple, the raw materials are easy to obtain, the silicon nitride ceramic is endowed with excellent conductivity, and the application range of the silicon nitride ceramic is expanded, so that the preparation method has important significance.
本发明公开了一种氮化硅导电陶瓷及其制备方法，该氮化硅导电陶瓷由以下质量百分比的原料制备而成，包括氮化硅陶瓷粉体65‑90%、氧化镁2‑6%、氧化钇1‑5%、碳化钛0.5‑3%、氮化钛5‑10%、高纯碳1‑10%、高纯氧化硼4‑10%。该氮化硅导电陶瓷以氮化硅陶瓷粉体为基体原料，再与其它助剂进行复配，通过脱脂脱胶、烧结的步骤制备成具有良好导电性能的氮化硅陶瓷材料，该材料在保持了陶瓷固有的优良性能的基础上，便于对其采用放电方法进行加工，降低加工难度，提高加工效率。本发明所述制备方法简单，原料易得，赋予氮化硅陶瓷优良的导电性能，扩大了氮化硅陶瓷的使用范围，因此，本发明所述制备方法具有重要的意义。
Silicon nitride conductive ceramic and preparation method thereof
一种氮化硅导电陶瓷及其制备方法
YU LIXUE (Autor:in) / LI ZHENGCHUANG (Autor:in) / LI PINGQI (Autor:in)
17.11.2020
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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