Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
High-entropy rare earth silicate ceramic powder as well as preparation method and application thereof
The invention discloses high-entropy rare earth silicate ceramic powder as well as a preparation method and application thereof. The preparation method of the high-entropy rare earth silicate ceramic powder comprises the following steps: 1) mixing rare earth oxide powder, SiO2 powder, LiCl and KCl, and grinding to obtain mixed powder; and 2) calcining the mixed powder at the temperature of 700-900 DEG C, and then washing and drying to obtain the high-entropy rare earth silicate ceramic powder. The high-entropy rare earth silicate ceramic powder has the excellent characteristics of high purity, small particle size, uniform element distribution, large component space and the like, and the preparation method has the advantages of short preparation period, low synthesis temperature, low energy consumption, high efficiency and the like, is suitable for being used on hot end parts of aerospace engines, and has a very wide application prospect.
本发明公开了一种高熵稀土硅酸盐陶瓷粉体及其制备方法和应用。本发明的高熵稀土硅酸盐陶瓷粉体的制备方法包括以下步骤：1)将稀土氧化物粉体、SiO2粉体、LiCl和KCl混合进行研磨，得到混合粉体；2)将混合粉体置于温度为700℃～900℃的条件下进行煅烧，再进行水洗和干燥，即得高熵稀土硅酸盐陶瓷粉体。本发明的高熵稀土硅酸盐陶瓷粉体具有高纯、粒径细小、元素分布均匀、组分空间大等优异特性，且其制备方法具有制备周期短、合成温度低、能耗小、效率高等优点，适合用在航空航天发动机热端部件上，具有十分广阔的应用前景。
High-entropy rare earth silicate ceramic powder as well as preparation method and application thereof
The invention discloses high-entropy rare earth silicate ceramic powder as well as a preparation method and application thereof. The preparation method of the high-entropy rare earth silicate ceramic powder comprises the following steps: 1) mixing rare earth oxide powder, SiO2 powder, LiCl and KCl, and grinding to obtain mixed powder; and 2) calcining the mixed powder at the temperature of 700-900 DEG C, and then washing and drying to obtain the high-entropy rare earth silicate ceramic powder. The high-entropy rare earth silicate ceramic powder has the excellent characteristics of high purity, small particle size, uniform element distribution, large component space and the like, and the preparation method has the advantages of short preparation period, low synthesis temperature, low energy consumption, high efficiency and the like, is suitable for being used on hot end parts of aerospace engines, and has a very wide application prospect.
本发明公开了一种高熵稀土硅酸盐陶瓷粉体及其制备方法和应用。本发明的高熵稀土硅酸盐陶瓷粉体的制备方法包括以下步骤：1)将稀土氧化物粉体、SiO2粉体、LiCl和KCl混合进行研磨，得到混合粉体；2)将混合粉体置于温度为700℃～900℃的条件下进行煅烧，再进行水洗和干燥，即得高熵稀土硅酸盐陶瓷粉体。本发明的高熵稀土硅酸盐陶瓷粉体具有高纯、粒径细小、元素分布均匀、组分空间大等优异特性，且其制备方法具有制备周期短、合成温度低、能耗小、效率高等优点，适合用在航空航天发动机热端部件上，具有十分广阔的应用前景。
High-entropy rare earth silicate ceramic powder as well as preparation method and application thereof
一种高熵稀土硅酸盐陶瓷粉体及其制备方法和应用
CHU YANHUI (Autor:in) / WEI PENG (Autor:in) / QIN YEXIA (Autor:in) / LIU YANG (Autor:in) / XIE PINGBO (Autor:in)
01.12.2023
Patent
Elektronische Ressource
Chinesisch
| Europäisches Patentamt | 2024
| Europäisches Patentamt | 2024
Preparation method of high-entropy rare earth silicate ceramic powder and block and ceramic powder
| Europäisches Patentamt | 2024
High-entropy rare earth silicate ceramic coating material and preparation method thereof
| Europäisches Patentamt | 2024