耐高温高比表面氧化铝作为一种性能优异的催化剂栽体在化工环保行业有着广泛的应用.详细综述了提高氧化铝耐高温性能的各种途径以及改性氧化铝的制备技术.同时还展望了耐高温高比表面氧化铝的发展.结果表明,SiO2或La、Ce等稀土元素的加入能够有效抑制氧化铝向α-晶型转变和比表面积降低;与传统制备方法相比,溶胶-凝胶法和反相微乳液法能够显著提高改性氧化铝的耐高温性能.
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