Cu@nZVI制备及降解2,4-DCP研究

被引:1
|
作者
何锦强
万俊杰
胡丽丽
周子燊
龚小梅
林青坛
机构
[1] 广东轻工职业技术学院环境工程系
关键词
纳米铁; 氯酚; 双金属; 降解;
D O I
暂无
中图分类号
TB33 [复合材料]; X703 [废水的处理与利用];
学科分类号
摘要
众所周知,在液相体系中纳米铁(n ZVI)对有机氯化物具有良好的脱氯能力。本文采用一部液相还原法制备Cu@n ZVI和n ZVI纳米颗粒,并将其应用于2,4-DCP降解的对比研究。对Cu/Fe质量比、2,4-DCP初始浓度及p H的影响进行了探讨。得出最佳降解条件为Cu/Fe质量比=1∶1,2,4-DCP初始浓度=100 mg/L,p H=3.5。同时证明Cu@n ZVI体系的氧化还原效果明显好于n ZVI体系。
引用
收藏
页码:71 / 72+107 +107
页数:3
相关论文
共 11 条
  • [1] 纳米铁的改性及其去除氯代有机物研究进展
    祝敏平
    王向宇
    李芳
    高袖
    [J]. 化工进展, 2011, (12) : 2747 - 2754+2763
  • [2] 零价金属还原技术处理氯代有机物的研究进展
    段志婕
    吴德礼
    马鲁铭
    [J]. 环境科学与管理, 2007, (06) : 79 - 83
  • [3] Fenton-like degradation of 2,4-dichlorophenol using Fe 3 O 4 magnetic nanoparticles[J] . Lejin Xu,Jianlong Wang.Applied Catalysis B: Environmental . 2012
  • [4] Effect of bimetallic and polymer-coated Fe nanoparticles on biological denitrification
    An, Yi
    Li, Tielong
    Jin, Zhaohui
    Dong, Meiying
    Xia, Hongcai
    Wang, Xue
    [J]. BIORESOURCE TECHNOLOGY, 2010, 101 (24) : 9825 - 9828
  • [5] Electrochemical properties of the erbium–chitosan–fluorine–modified PbO 2 electrode for the degradation of 2,4-dichlorophenol in aqueous solution[J] . Ying Wang,Zhenyao Shen,Yang Li,Junfeng Niu.Chemosphere . 2010 (10)
  • [6] Reactivity characteristics of poly(methyl methacrylate) coated nanoscale iron particles for trichloroethylene remediation[J] . Wei Wang,Minghua Zhou,Zhaohui Jin,Tielong Li.Journal of Hazardous Materials . 2009 (1)
  • [7] Oxidation of 4-chlorophenol in a heterogeneous zero valent iron/H 2 O 2 Fenton-like system: Kinetic, pathway and effect factors[J] . Tao Zhou,Yaozhong Li,Jing Ji,Fook-Sin Wong,Xiaohua Lu.Separation and Purification Technology . 2008 (3)
  • [8] Factors influencing the dechlorination of 2,4-dichlorophenol by Ni–Fe nanoparticles in the presence of humic acid[J] . Zhen Zhang,Naman Cissoko,Jingjing Wo,Xinhua Xu.Journal of Hazardous Materials . 2008 (1)
  • [9] Dechlorination kinetics of monochlorobiphenyls by Fe/Pd: Effects of solvent, temperature, and PCB concentration[J] . Yuanxiang Fang,Souhail R. Al-Abed.Applied Catalysis B, Environmental . 2007 (3)
  • [10] Effects of zero-valent iron (Fe 0 ) and temperature on the transformation of DDT and its metabolites in lake sediment[J] . Trine Eggen,Andrzej Majcherczyk.Chemosphere . 2005 (7)