爆轰裂解法制备纳米石墨粉的吸附性能研究

孙贵磊 李晓杰 闫鸿浩 王小红 江德安

孙贵磊, 李晓杰, 闫鸿浩, 王小红, 江德安. 爆轰裂解法制备纳米石墨粉的吸附性能研究[J]. 高压物理学报, 2008, 22(4): 397-401 . doi: 10.11858/gywlxb.2008.04.010
引用本文: 孙贵磊, 李晓杰, 闫鸿浩, 王小红, 江德安. 爆轰裂解法制备纳米石墨粉的吸附性能研究[J]. 高压物理学报, 2008, 22(4): 397-401 . doi: 10.11858/gywlxb.2008.04.010
SUN Gui-Lei, LI Xiao-Jie, YAN Hong-Hao, WANG Xiao-Hong, JIANG De-An. Property Comparison of Porous Graphite Nanopowders Prepared by Detonation Splitting Technique with Different Acid Content[J]. Chinese Journal of High Pressure Physics, 2008, 22(4): 397-401 . doi: 10.11858/gywlxb.2008.04.010
Citation: SUN Gui-Lei, LI Xiao-Jie, YAN Hong-Hao, WANG Xiao-Hong, JIANG De-An. Property Comparison of Porous Graphite Nanopowders Prepared by Detonation Splitting Technique with Different Acid Content[J]. Chinese Journal of High Pressure Physics, 2008, 22(4): 397-401 . doi: 10.11858/gywlxb.2008.04.010

爆轰裂解法制备纳米石墨粉的吸附性能研究

doi: 10.11858/gywlxb.2008.04.010
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    通讯作者:

    李晓杰

Property Comparison of Porous Graphite Nanopowders Prepared by Detonation Splitting Technique with Different Acid Content

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    Corresponding author: LI Xiao-Jie
  • 摘要: 在酸含量不同的原材料中,通过爆轰的方法制备纳米石墨粉,并利用BET方程以及BJH方法对所得纳米石墨粉进行比表面积和孔径分布分析。分析结果表明,所得爆轰产物中有的比表面积大致为天然鳞片石墨的5.3~9.2倍,而且随酸含量的增大逐渐增大,产物的等温线中存在吸附滞后现象。其中,增大的比表面积主要由分布在3 nm至7 nm之间的孔引起的,而且在爆轰后,孔径4 nm左右的孔,其数量达到最大值。通过对纳米石墨粉的研究,分析了酸在爆轰过程中的积极作用,并为纳米石墨粉的进一步应用提供了结构信息。

     

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出版历程
  • 收稿日期:  2007-06-25
  • 修回日期:  2007-09-04
  • 发布日期:  2008-12-05

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