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改性油页岩吸附水中苯酚的研究
  • 期刊名称:材料导报,2007,21(9):150-152
  • 时间:0
  • 分类:TQ170.9[化学工程—硅酸盐工业]
  • 作者机构:[1]东北大学材料与冶金学院,沈阳110004, [2]沈阳理工大学材料科学与工程学院,沈阳110168
  • 相关基金:国家自然科学基金资助项目(50674024)
  • 相关项目:油页岩的油/岩分离和脱油残渣的生态化利用方法
中文摘要:

研究了不同条件改性后油页岩对苯酚的吸附能力,讨论了改性油页岩对苯酚的吸附动力学和Freundlich等温吸附方程。结果表明,经950℃热解2h、10%NaOH溶液改性及500K2热解4h、65%HNO。溶液改性的两种油页岩对苯酚具有很好的吸附能力,且前者的吸附能力远大于后者,前者的吸附方式主要为化学吸附,后者主要为物理吸附。

英文摘要:

The absorption capability to phenol of oil shale modified under different conditions is studied. The absorption dynamics and Freundlich isothermal equation of modified oil shale to phenol are discussed. The results show that one oil shale modified by 10% NaOH solution based on 2h pyrolysis at 950℃and the other modified by 65% HNO3 solution based on 4h pyrolysis at 500℃ have good absorption capability to phenol. Moreover, the absorption capability of the former is far better than that of the latter. The mode of the former absorption is mostly chemical absorption while the latter is mostly physical absorption.

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