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Mn/Al-SBA-15的制备及吸附脱硫性能

纪桂杰 张耀兵 付宁宁 唐磊 刘鹏 沈健

纪桂杰, 张耀兵, 付宁宁, 唐磊, 刘鹏, 沈健. Mn/Al-SBA-15的制备及吸附脱硫性能[J]. 燃料化学学报(中英文), 2015, 43(04): 449-455.
引用本文: 纪桂杰, 张耀兵, 付宁宁, 唐磊, 刘鹏, 沈健. Mn/Al-SBA-15的制备及吸附脱硫性能[J]. 燃料化学学报(中英文), 2015, 43(04): 449-455.
JI Gui-jie, ZHANG Yao-bing, FU Ning-ning, TANG Lei, LIU Peng, SHEN Jian. Study on the preparation of Mn/Al-SBA-15 and its adsorption desulfurization performance[J]. Journal of Fuel Chemistry and Technology, 2015, 43(04): 449-455.
Citation: JI Gui-jie, ZHANG Yao-bing, FU Ning-ning, TANG Lei, LIU Peng, SHEN Jian. Study on the preparation of Mn/Al-SBA-15 and its adsorption desulfurization performance[J]. Journal of Fuel Chemistry and Technology, 2015, 43(04): 449-455.

Mn/Al-SBA-15的制备及吸附脱硫性能

详细信息
    通讯作者:

    沈健(1959-), 男, 辽宁沈阳人, 教授, 硕士, 主要从事清洁燃料生产新工艺的研究工作。Tel:13942372218, E-mail:lnshenjian@126.com。

  • 中图分类号: TQ424.25

Study on the preparation of Mn/Al-SBA-15 and its adsorption desulfurization performance

  • 摘要: 以嫁接法制备的Al-SBA-15为载体,醋酸锰为活性组分前驱体,通过浸渍法制备Mn/Al-SBA-15吸附剂。利用X射线衍射(XRD)、N2吸附-脱附、NH3程序升温脱附(NH3-TPD)、吡啶-原位傅里叶变换红外(Py-FTIR)和X射线光电子能谱(XPS)等表征手段对吸附剂进行分析,以模拟汽油中噻吩的脱除反应为模型反应考察了吸附剂的吸附性能,确定了吸附剂的最佳Al/Si物质的量比,并结合表征结果对吸附剂脱硫过程进行机理探讨,最后研究了吸附剂的再生性能。实验结果表明,当Al/Si(mol ratio)为1:45时,吸附剂脱硫性能最高;吸附剂主要通过酸碱作用吸附噻吩分子;Al的引入提高了吸附剂的结构稳定性,从而提高了吸附剂的再生性能。
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出版历程
  • 收稿日期:  2014-09-05
  • 刊出日期:  2015-04-30

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