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The invention discloses a medical silicon nitride ceramic material and a preparation method thereof. The medical silicon nitride ceramic material is prepared from the following raw materials in percentage by weight: 80%-88% of silicon nitride powder, 6%-10% of a sintering aid, 1%-2% of carbon nanotubes, 2%-3% of nano zinc oxide, 1%-2% of nano titanium carbide and 2%-3% of nano zirconium oxide. According to the medical silicon nitride ceramic material and the preparation method thereof, the prepared medical silicon nitride ceramic material has excellent mechanical properties by limiting all the raw materials and the dosage, specifically, the density of the prepared ceramic material is improved and the microstructure is improved by adding the sintering aid, zinc oxide, carbon nanotubes, titanium carbide and zirconium oxide; meanwhile, due to the addition of zinc oxide and zirconium oxide, the antibacterial property and the compatibility of the material can be improved; in addition, through the specific sintering process, grain refinement can be better achieved, and the overall performance of the prepared ceramic material is improved.
本发明公开了一种医用氮化硅陶瓷材料及其制备方法，所述医用氮化硅陶瓷材料由如下百分含量的原料制得：氮化硅粉体80％～88％、烧结助剂6％～10％、碳纳米管1％～2％、纳米氧化锌2％～3％、纳米碳化钛1％～2％和纳米氧化锆2％～3％；本发明通过对各原料和用量的限定，使得制备得到的医用氮化硅陶瓷材料具有优异的机械性能，具体地，通过烧结助剂、氧化锌、碳纳米管、碳化钛和氧化锆的添加提高制备陶瓷材料的致密度以及改善微观结构，进而提高陶瓷材料的强度和耐磨性能，同时，通过氧化锌和氧化锆的添加还能够改善材料的抗菌和相容性；此外，本发明通过特定的烧结工艺，能够更好的实现晶粒的细化，提高制备陶瓷材料整体性能。
The invention discloses a medical silicon nitride ceramic material and a preparation method thereof. The medical silicon nitride ceramic material is prepared from the following raw materials in percentage by weight: 80%-88% of silicon nitride powder, 6%-10% of a sintering aid, 1%-2% of carbon nanotubes, 2%-3% of nano zinc oxide, 1%-2% of nano titanium carbide and 2%-3% of nano zirconium oxide. According to the medical silicon nitride ceramic material and the preparation method thereof, the prepared medical silicon nitride ceramic material has excellent mechanical properties by limiting all the raw materials and the dosage, specifically, the density of the prepared ceramic material is improved and the microstructure is improved by adding the sintering aid, zinc oxide, carbon nanotubes, titanium carbide and zirconium oxide; meanwhile, due to the addition of zinc oxide and zirconium oxide, the antibacterial property and the compatibility of the material can be improved; in addition, through the specific sintering process, grain refinement can be better achieved, and the overall performance of the prepared ceramic material is improved.
本发明公开了一种医用氮化硅陶瓷材料及其制备方法，所述医用氮化硅陶瓷材料由如下百分含量的原料制得：氮化硅粉体80％～88％、烧结助剂6％～10％、碳纳米管1％～2％、纳米氧化锌2％～3％、纳米碳化钛1％～2％和纳米氧化锆2％～3％；本发明通过对各原料和用量的限定，使得制备得到的医用氮化硅陶瓷材料具有优异的机械性能，具体地，通过烧结助剂、氧化锌、碳纳米管、碳化钛和氧化锆的添加提高制备陶瓷材料的致密度以及改善微观结构，进而提高陶瓷材料的强度和耐磨性能，同时，通过氧化锌和氧化锆的添加还能够改善材料的抗菌和相容性；此外，本发明通过特定的烧结工艺，能够更好的实现晶粒的细化，提高制备陶瓷材料整体性能。
Medical silicon nitride ceramic material and preparation method thereof
一种医用氮化硅陶瓷材料及其制备方法
2024-11-29
Patent
Electronic Resource
Chinese
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