Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Composite ceramic material and preparation method thereof
The invention discloses a composite ceramic material which is prepared from the following raw materials: graphite powder or carbon powder, polycarbosilane, an auxiliary agent, and one or more of silicon nitride powder, aluminum nitride powder, zirconium boride powder and titanium boride powder, the auxiliary agent comprises one or more of aluminum oxide, calcium fluoride, nickel oxide, yttrium oxide and calcium oxide; on the other hand, the invention discloses a preparation method of the composite ceramic material, the composite ceramic material has oxidation resistance and high thermal conductivity and can replace a graphite material to be used at 600-1000 DEG C, and a graphite oxidation phenomenon cannot occur in a working environment of less than or equal to 800 DEG C.
本发明公开了一种复合陶瓷材料，由以下原料制备而成：石墨粉或碳粉、聚碳硅烷、助剂，以及氮化硅粉、氮化铝粉、硼化锆粉、硼化钛粉中的一种或者几种；所述助剂包括：氧化铝、氟化钙、氧化镍、氧化钇、氧化钙中的一种或者几种；本发明另一方面公开了一种复合陶瓷材料制备方法，能够实现陶复合瓷材料具有抗氧化性、高导热性，能够代替石墨材料在600‑1000℃使用，且在≤800℃的工作环境下不会出现石墨氧化现象。
Composite ceramic material and preparation method thereof
The invention discloses a composite ceramic material which is prepared from the following raw materials: graphite powder or carbon powder, polycarbosilane, an auxiliary agent, and one or more of silicon nitride powder, aluminum nitride powder, zirconium boride powder and titanium boride powder, the auxiliary agent comprises one or more of aluminum oxide, calcium fluoride, nickel oxide, yttrium oxide and calcium oxide; on the other hand, the invention discloses a preparation method of the composite ceramic material, the composite ceramic material has oxidation resistance and high thermal conductivity and can replace a graphite material to be used at 600-1000 DEG C, and a graphite oxidation phenomenon cannot occur in a working environment of less than or equal to 800 DEG C.
本发明公开了一种复合陶瓷材料，由以下原料制备而成：石墨粉或碳粉、聚碳硅烷、助剂，以及氮化硅粉、氮化铝粉、硼化锆粉、硼化钛粉中的一种或者几种；所述助剂包括：氧化铝、氟化钙、氧化镍、氧化钇、氧化钙中的一种或者几种；本发明另一方面公开了一种复合陶瓷材料制备方法，能够实现陶复合瓷材料具有抗氧化性、高导热性，能够代替石墨材料在600‑1000℃使用，且在≤800℃的工作环境下不会出现石墨氧化现象。
Composite ceramic material and preparation method thereof
一种复合陶瓷材料及其制备方法
04.01.2022
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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