Chinese Journal of Applied Chemistry ›› 1997, Vol. 0 ›› Issue (2): 93-95.

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Preparation of Superfine γ-MnO2 of Different Shape

Li Yadong, Li Chengwei, Qian Yitai, Liu Yuanhui, Li Longquan   

  1. Department of Applied Chemistry, Structure Research Laboratory, USTC, Hefei 230026
  • Received:1996-08-12 Revised:1996-12-12 Published:1997-04-10 Online:1997-04-10

Abstract: Superfine γ-MnO2 particles of different shape were obtained by reacting KMnO4 with H2O2 through controlling the reaction conditions. The formation process of the crystals has been studied and the materials were characterized by XRD, TEM, TG-DTA.

Key words: γ-MnO2, superfine particle, preparation