Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
High-resistance silicon nitride ceramic material, ceramic pillar and preparation method of ceramic pillar
The invention belongs to the technical field of silicon nitride ceramic composite materials, particularly relates to a high-resistance silicon nitride ceramic material for gas internal insulation and a ceramic support column, and further discloses a preparation method of the high-resistance silicon nitride ceramic material and the ceramic support column. According to the high-resistance silicon nitride ceramic material disclosed by the invention, alpha-phase silicon nitride powder is used as a main raw material, beta-phase silicon nitride whiskers are used as a reinforcing phase, and a sintering aid and a binder are added; the silicon nitride ceramic material effectively solves the problems of high sintering temperature, high densification difficulty, unstable high-temperature resistivity, insufficient toughness, difficulty in precision processing and the like of the existing silicon nitride ceramic material, and has higher application potential in the field of ultra-high gas insulation support.
本发明属于氮化硅陶瓷复合材料技术领域，具体涉及一种气体内绝缘用高阻值氮化硅陶瓷材料、陶瓷支柱，并进一步公开其制备方法。本发明所述高阻值氮化硅陶瓷材料，以α相氮化硅粉为主要原料、β相氮化硅晶须为增强相，并添加烧结助剂和粘结剂，所述氮化硅陶瓷材料有效解决了现有氮化硅陶瓷材料烧结温度高、致密化难度大、高温电阻率不稳定、韧性不足、精密加工困难等问题，在超特高气体绝缘支撑领域具有更高的应用潜力。
High-resistance silicon nitride ceramic material, ceramic pillar and preparation method of ceramic pillar
The invention belongs to the technical field of silicon nitride ceramic composite materials, particularly relates to a high-resistance silicon nitride ceramic material for gas internal insulation and a ceramic support column, and further discloses a preparation method of the high-resistance silicon nitride ceramic material and the ceramic support column. According to the high-resistance silicon nitride ceramic material disclosed by the invention, alpha-phase silicon nitride powder is used as a main raw material, beta-phase silicon nitride whiskers are used as a reinforcing phase, and a sintering aid and a binder are added; the silicon nitride ceramic material effectively solves the problems of high sintering temperature, high densification difficulty, unstable high-temperature resistivity, insufficient toughness, difficulty in precision processing and the like of the existing silicon nitride ceramic material, and has higher application potential in the field of ultra-high gas insulation support.
本发明属于氮化硅陶瓷复合材料技术领域，具体涉及一种气体内绝缘用高阻值氮化硅陶瓷材料、陶瓷支柱，并进一步公开其制备方法。本发明所述高阻值氮化硅陶瓷材料，以α相氮化硅粉为主要原料、β相氮化硅晶须为增强相，并添加烧结助剂和粘结剂，所述氮化硅陶瓷材料有效解决了现有氮化硅陶瓷材料烧结温度高、致密化难度大、高温电阻率不稳定、韧性不足、精密加工困难等问题，在超特高气体绝缘支撑领域具有更高的应用潜力。
High-resistance silicon nitride ceramic material, ceramic pillar and preparation method of ceramic pillar
一种高阻值氮化硅陶瓷材料、陶瓷支柱及其制备方法
HOU DONG (Autor:in) / HAN YU (Autor:in) / NIE JINGKAI (Autor:in) / ZHU ZHIXIANG (Autor:in) / JI JUN (Autor:in) / XU ZONGCHAO (Autor:in) / LU LICHENG (Autor:in) / CHEN XIN (Autor:in)
19.03.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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