Ultrafine alumina particles prepared by mechanochemical/thermal processing

被引:112
作者
Ding, J
Tsuzuki, T
McCormick, PG
机构
[1] Res. Ctr. Adv. Mineral Mat. Proc., University of Western Australia, Perth
关键词
D O I
10.1111/j.1151-2916.1996.tb08731.x
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
Ultrafine alumina particles have been prepared by the mechanical milling and subsequent heat treatment of a mixture of AlCl3 and CaO. Heat treatment of the as-milled powder at temperatures above 350 degrees C and washing with water resulted in gamma-Al2O3 particles 10-20 nm in size. Single-phase alpha-Al2O3 was formed in the sample after heat treatment at 1250 degrees C. This study demonstrates a novel process for synthesizing nanoscale alumina particles.
引用
收藏
页码:2956 / 2958
页数:3
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