超细氧化铝前驱体的制备  

Preparation of Ultrafine Al_2O_3 Powder Former Body

作　　者：余高奇[1] 汪厚值[1] 张铭金[1] 凌永胜[1] 

机构地区：[1]武汉科技大学化工与环境资源学院,湖北武汉430081

出　　处：《武汉科技大学学报》2003年第4期355-356,共2页Journal of Wuhan University of Science and Technology

摘　　要：以廉价的无机盐为原料,用溶胶 凝胶法结合超临界干燥技术制备超细氧化铝前驱体微粉,用TEM,XRD技术对其进行表征。结果表明,采用该法,可制得白色、分散性好的γ AlOOH超细微粉。Utrafine Al(2)O(3) powder former body was prepared by sol-gel heat and supercritical fluid drying methods from cheap inorganic salts.The ultrafine powder was then characterized in terms of XRD and TEM techniques.The result shows that the method can yield white,well-dispersed ultrafine .γ.-AlOOH powder.

关 键 词：溶胶-凝胶 超临界 超细粉 γ-AIOOH 

分 类 号：TB331[一般工业技术—材料科学与工程]