纳米铁酸铜催化过硫酸盐降解酸性红FRL

黄晓东, 徐清艳. 纳米铁酸铜催化过硫酸盐降解酸性红FRL[J]. 环境工程学报, 2016, 10(5): 2435-2439. doi: 10.12030/j.cjee.201412225
引用本文: 黄晓东, 徐清艳. 纳米铁酸铜催化过硫酸盐降解酸性红FRL[J]. 环境工程学报, 2016, 10(5): 2435-2439. doi: 10.12030/j.cjee.201412225
Huang Xiaodong, Xu Qingyan. Degradation of Acid Red FRL by persulfate with nanometer copper ferrite as catalyst[J]. Chinese Journal of Environmental Engineering, 2016, 10(5): 2435-2439. doi: 10.12030/j.cjee.201412225
Citation: Huang Xiaodong, Xu Qingyan. Degradation of Acid Red FRL by persulfate with nanometer copper ferrite as catalyst[J]. Chinese Journal of Environmental Engineering, 2016, 10(5): 2435-2439. doi: 10.12030/j.cjee.201412225

纳米铁酸铜催化过硫酸盐降解酸性红FRL

  • 基金项目:

    福建省自然科学基金资助项目(2012D107)

  • 中图分类号: X703.1

Degradation of Acid Red FRL by persulfate with nanometer copper ferrite as catalyst

  • Fund Project:
  • 摘要: 采用共沉淀法-焙烧制备纳米铁酸铜催化剂,利用扫描电镜(SEM)、X射线光电子能谱(XPS)和X射线衍射 (XRD)对催化剂进行表征。以酸性红FRL为降解目标物,研究此催化剂催化过硫酸钠降解酸性红FRL的性能。考察了氧化剂浓度、催化剂用量和初始染料浓度对降解的影响。结果表明:催化剂经700 ℃焙烧3 h,可得到完整晶相的CuFe2O4;当初始污染物浓度为20 mg/L,过硫酸盐浓度为2.0 g/L,催化剂用量为2.0 g/L时,降解2.5 h,酸性红FRL染料溶液的降解率可达85.3%。实验所得催化剂可重复使用5次,同时酸性红FRL降解过程遵循准一级动力学方程。
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    [2] Ghauch A., Tuqan A. M., Kibbi N. Ibuprofen removal by heated persulfate in aqueous solution: A kinetics study. Chemical Engineering Journal, 2012, 197: 483-492
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    [10] 吉飞, 李朝林, 邓磊, 等. CuO/过硫酸氢钾体系催化氧化苯酚. 环境工程学报, 2014, 8(1): 27-31 Ji Fei, Li Chaolin, Deng Lei, et al. Catalytic oxidation of phenol by CuO/peroxymonosulfate system. Chinese Journal of Environmental Engineering, 2014, 8(1): 27-31(in Chinese)
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出版历程
  • 收稿日期:  2015-01-20
  • 刊出日期:  2016-06-03
黄晓东, 徐清艳. 纳米铁酸铜催化过硫酸盐降解酸性红FRL[J]. 环境工程学报, 2016, 10(5): 2435-2439. doi: 10.12030/j.cjee.201412225
引用本文: 黄晓东, 徐清艳. 纳米铁酸铜催化过硫酸盐降解酸性红FRL[J]. 环境工程学报, 2016, 10(5): 2435-2439. doi: 10.12030/j.cjee.201412225
Huang Xiaodong, Xu Qingyan. Degradation of Acid Red FRL by persulfate with nanometer copper ferrite as catalyst[J]. Chinese Journal of Environmental Engineering, 2016, 10(5): 2435-2439. doi: 10.12030/j.cjee.201412225
Citation: Huang Xiaodong, Xu Qingyan. Degradation of Acid Red FRL by persulfate with nanometer copper ferrite as catalyst[J]. Chinese Journal of Environmental Engineering, 2016, 10(5): 2435-2439. doi: 10.12030/j.cjee.201412225

纳米铁酸铜催化过硫酸盐降解酸性红FRL

  • 1. 闽江学院化学与化学工程系, 福州 350108
基金项目:

福建省自然科学基金资助项目(2012D107)

摘要: 采用共沉淀法-焙烧制备纳米铁酸铜催化剂,利用扫描电镜(SEM)、X射线光电子能谱(XPS)和X射线衍射 (XRD)对催化剂进行表征。以酸性红FRL为降解目标物,研究此催化剂催化过硫酸钠降解酸性红FRL的性能。考察了氧化剂浓度、催化剂用量和初始染料浓度对降解的影响。结果表明:催化剂经700 ℃焙烧3 h,可得到完整晶相的CuFe2O4;当初始污染物浓度为20 mg/L,过硫酸盐浓度为2.0 g/L,催化剂用量为2.0 g/L时,降解2.5 h,酸性红FRL染料溶液的降解率可达85.3%。实验所得催化剂可重复使用5次,同时酸性红FRL降解过程遵循准一级动力学方程。

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