磁性膨胀石墨对甲基橙模拟废水的吸附脱色

丁小惠, 王榕, 刘燕, 张延宗, 邓仕槐, 杨刚, 沈飞. 磁性膨胀石墨对甲基橙模拟废水的吸附脱色[J]. 环境工程学报, 2014, 8(5): 1911-1914.
引用本文: 丁小惠, 王榕, 刘燕, 张延宗, 邓仕槐, 杨刚, 沈飞. 磁性膨胀石墨对甲基橙模拟废水的吸附脱色[J]. 环境工程学报, 2014, 8(5): 1911-1914.
Ding Xiaohui, Wang Rong, Liu Yan, Zhang Yanzong, Deng Shihuai, Yang Gang, Shen Fei. Decolorization of wastewater containing methyl orange by adsorption of magnetic exfoliated graphite[J]. Chinese Journal of Environmental Engineering, 2014, 8(5): 1911-1914.
Citation: Ding Xiaohui, Wang Rong, Liu Yan, Zhang Yanzong, Deng Shihuai, Yang Gang, Shen Fei. Decolorization of wastewater containing methyl orange by adsorption of magnetic exfoliated graphite[J]. Chinese Journal of Environmental Engineering, 2014, 8(5): 1911-1914.

磁性膨胀石墨对甲基橙模拟废水的吸附脱色

  • 基金项目:
  • 中图分类号: X703.1

Decolorization of wastewater containing methyl orange by adsorption of magnetic exfoliated graphite

  • Fund Project:
  • 摘要: 膨胀石墨对甲基橙有极强的吸附脱色效果,但因其具有高分散、质轻等特点,在水体环境中存在难回收的问题,使其应用受到限制。为了增强膨胀石墨的可回收性,对磁性膨胀石墨的制备进行了研究,并考察其对甲基橙的吸附脱色效果,探讨了影响因素。利用SEM、XRD和磁滞回线对其微观形貌和磁性能进行了表征。结果表明,脱色率随着温度的升高而增大;对甲基橙的吸附符合Langmuir吸附等温式;最佳制备条件下,磁性纳米粒子在膨胀石墨表面负载效果良好,其饱和磁化强度为58.87 emu/g,在外加磁场下可被快速回收。
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出版历程
  • 收稿日期:  2013-12-25
  • 刊出日期:  2014-05-06
丁小惠, 王榕, 刘燕, 张延宗, 邓仕槐, 杨刚, 沈飞. 磁性膨胀石墨对甲基橙模拟废水的吸附脱色[J]. 环境工程学报, 2014, 8(5): 1911-1914.
引用本文: 丁小惠, 王榕, 刘燕, 张延宗, 邓仕槐, 杨刚, 沈飞. 磁性膨胀石墨对甲基橙模拟废水的吸附脱色[J]. 环境工程学报, 2014, 8(5): 1911-1914.
Ding Xiaohui, Wang Rong, Liu Yan, Zhang Yanzong, Deng Shihuai, Yang Gang, Shen Fei. Decolorization of wastewater containing methyl orange by adsorption of magnetic exfoliated graphite[J]. Chinese Journal of Environmental Engineering, 2014, 8(5): 1911-1914.
Citation: Ding Xiaohui, Wang Rong, Liu Yan, Zhang Yanzong, Deng Shihuai, Yang Gang, Shen Fei. Decolorization of wastewater containing methyl orange by adsorption of magnetic exfoliated graphite[J]. Chinese Journal of Environmental Engineering, 2014, 8(5): 1911-1914.

磁性膨胀石墨对甲基橙模拟废水的吸附脱色

  • 1. 四川农业大学资源环境学院, 四川省环境保护农村环境保护工程技术中心, 成都 611130
基金项目:

摘要: 膨胀石墨对甲基橙有极强的吸附脱色效果,但因其具有高分散、质轻等特点,在水体环境中存在难回收的问题,使其应用受到限制。为了增强膨胀石墨的可回收性,对磁性膨胀石墨的制备进行了研究,并考察其对甲基橙的吸附脱色效果,探讨了影响因素。利用SEM、XRD和磁滞回线对其微观形貌和磁性能进行了表征。结果表明,脱色率随着温度的升高而增大;对甲基橙的吸附符合Langmuir吸附等温式;最佳制备条件下,磁性纳米粒子在膨胀石墨表面负载效果良好,其饱和磁化强度为58.87 emu/g,在外加磁场下可被快速回收。

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