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Compact silicon nitride/hexagonal boron nitride composite ceramic and preparation method thereof
The invention discloses a compact silicon nitride/hexagonal boron nitride composite ceramic and a preparation method thereof, and belongs to the technical field of inorganic materials, the composite ceramic comprises the following raw materials by weight: 10-15 parts of cubic boron nitride powder, 23-35 parts of hexagonal boron nitride powder, 1-3 parts of cubic silicon nitride and 45-55 parts of a solvent. The invention also discloses a preparation method of the composite ceramic. The preparation method specifically comprises the following steps: (1) preparing precursor powder; and (2) preparing the compact silicon nitride/hexagonal boron nitride composite ceramic. The prepared silicon nitride/hexagonal boron nitride composite ceramic is compact in structure, does not need to introduce any additive and has a good corrosion resistance effect on high-temperature melt, and the quality of the silicon nitride/hexagonal boron nitride composite ceramic meets the use requirements of high-end industrial materials.
本发明公开了一种致密的氮化硅/六方氮化硼复合陶瓷及其制备方法，属于无机材料技术领域，该复合陶瓷包括以下重量份数的原料：立方氮化硼粉体10‑15份、六方氮化硼粉体23‑35份、立方氮化硅1‑3份和溶剂45‑55份。同时公开了该复合陶瓷的制备方法，具体包括以下步骤：(1)前驱体粉体的制备；(2)致密的氮化硅/六方氮化硼复合陶瓷的制备。本发明中所制备的氮化硅/六方氮化硼复合陶瓷结构致密且无需引入任何添加剂，且对高温熔体有良好的耐腐蚀作用，其品质满足高端工业材料的使用要求。
Compact silicon nitride/hexagonal boron nitride composite ceramic and preparation method thereof
The invention discloses a compact silicon nitride/hexagonal boron nitride composite ceramic and a preparation method thereof, and belongs to the technical field of inorganic materials, the composite ceramic comprises the following raw materials by weight: 10-15 parts of cubic boron nitride powder, 23-35 parts of hexagonal boron nitride powder, 1-3 parts of cubic silicon nitride and 45-55 parts of a solvent. The invention also discloses a preparation method of the composite ceramic. The preparation method specifically comprises the following steps: (1) preparing precursor powder; and (2) preparing the compact silicon nitride/hexagonal boron nitride composite ceramic. The prepared silicon nitride/hexagonal boron nitride composite ceramic is compact in structure, does not need to introduce any additive and has a good corrosion resistance effect on high-temperature melt, and the quality of the silicon nitride/hexagonal boron nitride composite ceramic meets the use requirements of high-end industrial materials.
本发明公开了一种致密的氮化硅/六方氮化硼复合陶瓷及其制备方法，属于无机材料技术领域，该复合陶瓷包括以下重量份数的原料：立方氮化硼粉体10‑15份、六方氮化硼粉体23‑35份、立方氮化硅1‑3份和溶剂45‑55份。同时公开了该复合陶瓷的制备方法，具体包括以下步骤：(1)前驱体粉体的制备；(2)致密的氮化硅/六方氮化硼复合陶瓷的制备。本发明中所制备的氮化硅/六方氮化硼复合陶瓷结构致密且无需引入任何添加剂，且对高温熔体有良好的耐腐蚀作用，其品质满足高端工业材料的使用要求。
Compact silicon nitride/hexagonal boron nitride composite ceramic and preparation method thereof
一种致密的氮化硅/六方氮化硼复合陶瓷及其制备方法
LI JIANLIN (author) / MIAO YIMIN (author)
2022-04-08
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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