Imaging Science and Photochemistry ›› 2001, Vol. 19 ›› Issue (3): 198-201.DOI: 10.7517/j.issn.1674-0475.2001.03.198

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PREPARATION OF NANOMETER Al2O3 PARTICLES

TANG Fang-qiong1, GUO Guang-sheng2, HOU Li-ping2   

  1. 1. Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Beijing 100101, P. R. China;
    2. Beijing University of Chemical Technology, Beijing 100029, P. R. China
  • Received:2000-12-07 Revised:2000-12-21 Online:2001-08-20 Published:2001-08-20

Abstract: Dispersed nano-Al2O3 particles were prepared by the hydrolysis of metal alkoxides in isopropanol solution with the method of two step. The effect of reactive condition on particle size and distribution was investigated systematically. The size of prepared particles varies from 20 nm to 100 nm along with the change of reactive condition.

Key words: nanometer particles, alumina, hydrolysis of metal alkoxides

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