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Medical silicon nitride metal composite material and preparation method thereof
The invention discloses a medical silicon nitride metal composite material and a preparation method thereof.The preparation method comprises the following steps that mixed ceramic powder is prepared, and the mixed ceramic powder comprises silicon nitride powder; preparing a ceramic matrix blank from the light-cured ceramic slurry through 3D printing; carrying out heat treatment on the ceramic matrix green body to obtain a first-grade ceramic matrix green body; sintering the primary ceramic matrix green body to obtain a ceramic matrix; preparing molten metal, wherein the molten metal comprises magnesium; and placing the ceramic matrix in a negative pressure environment, and adding the three-dimensional net-shaped ceramic part of the ceramic matrix into molten metal to obtain the medical silicon nitride metal composite material, the medical silicon nitride metal composite material has high strength, meanwhile, the biological activity of the portion combined with biological tissue is high, meanwhile, the medical silicon nitride metal composite material is integrally formed, and the overall structural stability is high.
本发明公开了一种医用氮化硅金属复合材料及其制备方法，包括以下步骤：制备混合陶瓷粉体，所述混合陶瓷粉体包括氮化硅粉体；通过所述光固化陶瓷料浆通过3D打印制备陶瓷基体坯体；将所述陶瓷基体坯体进行热处理得到一级陶瓷基体坯体；将所述一级陶瓷基体坯体进行烧结得到陶瓷基体；制备金属熔浆，所述金属熔浆包括镁；将所述陶瓷基体置于负压环境中，将陶瓷基体的立体网状陶瓷部加入金属熔浆，得到所述医用氮化硅金属复合材料；实现医用氮化硅金属复合材料具有较强的强度同时与生物组织结合的部位的生物活性高，同时医用氮化硅金属复合材料一体成型，整体结构稳定性强。
Medical silicon nitride metal composite material and preparation method thereof
The invention discloses a medical silicon nitride metal composite material and a preparation method thereof.The preparation method comprises the following steps that mixed ceramic powder is prepared, and the mixed ceramic powder comprises silicon nitride powder; preparing a ceramic matrix blank from the light-cured ceramic slurry through 3D printing; carrying out heat treatment on the ceramic matrix green body to obtain a first-grade ceramic matrix green body; sintering the primary ceramic matrix green body to obtain a ceramic matrix; preparing molten metal, wherein the molten metal comprises magnesium; and placing the ceramic matrix in a negative pressure environment, and adding the three-dimensional net-shaped ceramic part of the ceramic matrix into molten metal to obtain the medical silicon nitride metal composite material, the medical silicon nitride metal composite material has high strength, meanwhile, the biological activity of the portion combined with biological tissue is high, meanwhile, the medical silicon nitride metal composite material is integrally formed, and the overall structural stability is high.
本发明公开了一种医用氮化硅金属复合材料及其制备方法，包括以下步骤：制备混合陶瓷粉体，所述混合陶瓷粉体包括氮化硅粉体；通过所述光固化陶瓷料浆通过3D打印制备陶瓷基体坯体；将所述陶瓷基体坯体进行热处理得到一级陶瓷基体坯体；将所述一级陶瓷基体坯体进行烧结得到陶瓷基体；制备金属熔浆，所述金属熔浆包括镁；将所述陶瓷基体置于负压环境中，将陶瓷基体的立体网状陶瓷部加入金属熔浆，得到所述医用氮化硅金属复合材料；实现医用氮化硅金属复合材料具有较强的强度同时与生物组织结合的部位的生物活性高，同时医用氮化硅金属复合材料一体成型，整体结构稳定性强。
Medical silicon nitride metal composite material and preparation method thereof
一种医用氮化硅金属复合材料及其制备方法
BI LUNAN (author) / LI LING (author) / WANG YINGYING (author) / ZHANG XIA (author) / LU XIANG (author) / WANG WEIWEI (author) / WANG XIAODONG (author) / WANG FEI (author)
2024-08-09
Patent
Electronic Resource
Chinese
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