A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention provides a refractory material and a preparation method thereof, and belongs to the technical field of refractory materials. The material is prepared from the following raw materials in parts by weight: 10-20 parts of calcium oxide, 15-20 parts of alkyl orthosilicate, 3-5 parts of aluminum oxide, 2-3 parts of silicon nitride, 1-2 parts of iron oxide, 30-40 parts of polypropylene, 2-3 parts of a flame retardant and 1-2 parts of calcium stearate. According to the prepared refractory material, aluminum oxide, silicon nitride, iron oxide and silicon dioxide materials are mixed through a sol-gel reaction, nano-powder with small particle size is obtained through ball milling for modification, the mechanical property, the fire resistance and the flame retardant property of the material are further improved, and the refractory material has wide application prospects.
本发明提出了一种耐火材料及其制备方法，属于耐火材料技术领域。由以下原料按重量份制备而成：氧化钙10‑20份、正硅酸烷基酯15‑20份、氧化铝3‑5份、氮化硅2‑3份、氧化铁1‑2份、聚丙烯30‑40份、阻燃剂2‑3份、硬脂酸钙1‑2份。本发明制得的耐火材料通过溶胶凝胶反应将氧化铝、氮化硅、氧化铁与二氧化硅材料混合，并经过球磨得到粒径较小的纳米粉的改性后，进一步提高了材料的力学性能、耐火性能和阻燃性能，具有广阔的应用前景。
The invention provides a refractory material and a preparation method thereof, and belongs to the technical field of refractory materials. The material is prepared from the following raw materials in parts by weight: 10-20 parts of calcium oxide, 15-20 parts of alkyl orthosilicate, 3-5 parts of aluminum oxide, 2-3 parts of silicon nitride, 1-2 parts of iron oxide, 30-40 parts of polypropylene, 2-3 parts of a flame retardant and 1-2 parts of calcium stearate. According to the prepared refractory material, aluminum oxide, silicon nitride, iron oxide and silicon dioxide materials are mixed through a sol-gel reaction, nano-powder with small particle size is obtained through ball milling for modification, the mechanical property, the fire resistance and the flame retardant property of the material are further improved, and the refractory material has wide application prospects.
本发明提出了一种耐火材料及其制备方法，属于耐火材料技术领域。由以下原料按重量份制备而成：氧化钙10‑20份、正硅酸烷基酯15‑20份、氧化铝3‑5份、氮化硅2‑3份、氧化铁1‑2份、聚丙烯30‑40份、阻燃剂2‑3份、硬脂酸钙1‑2份。本发明制得的耐火材料通过溶胶凝胶反应将氧化铝、氮化硅、氧化铁与二氧化硅材料混合，并经过球磨得到粒径较小的纳米粉的改性后，进一步提高了材料的力学性能、耐火性能和阻燃性能，具有广阔的应用前景。
Composite refractory material and preparation method thereof
| European Patent Office | 2024