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磺酸化多壁碳纳米管对溶液中铀的吸附性能研究 被引量:2

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摘要 本文采用发烟硫酸气固转换磺酸法对多壁碳纳米管进行磺酸化,并用红外对磺酸化结果进行表征,考察了p H、接触时间、铀初始浓度、温度对磺酸化多壁碳纳米管对溶液中铀的吸附的影响。结果表明,磺酸化多壁碳纳米管对铀的吸附受p H值影响很大,最佳p H为6,吸附在40min达平衡,磺酸化后多壁碳纳米管对铀的吸附量增大了4倍;磺酸化多壁碳纳米管对铀的吸附行为符合Langmuir等温吸附,其单层饱和吸附量为249.38mg/g,动力学数据拟合符合拟二级动力学模型,说明吸附是由化学作用力控制的;热力学参数表明,多壁碳纳米管对铀的吸附是自发的、吸热的反应。
机构地区 东华理工大学
出处 《江西化工》 2015年第1期28-32,共5页 Jiangxi Chemical Industry
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参考文献13

  • 1Moore F L. Liquid - Liquid Extraction of Uranium and Plutonium from Hydrochloric Solution with Tri (iso - octyl) amino [J ]. Analytical Chemistry, 1958,30 ( 5 ) : 908 -9ll.
  • 2蔡萍莉,谭凯旋,史文革,胡鄂明,黄爱武.酸法地浸采铀废水离子交换与中和试验研究[J].现代矿业,2010,26(11):21-22. 被引量:7
  • 3Dushenkov S, Vasudev D, Kapulnik Y, et al. Removal of uranium from water using terrestrial plants [ J ]. Envi- ronmental Science & Teehndogy, 1997,31 ( 12 ) :3468 - 3474.
  • 4Iijima S. Nature (London) Phys [ J]. Sci, 1991,354 : 56.
  • 5Sun Y, Yang S, Sheng G, et al. The removal of U (VI) from aqueous solution by oxidized multiwaUed carbon nanotubes [ J ]. Journal of environmental radioactivity, 2012,105:40 -47.
  • 6刘淑娟,李金英,罗明标,杨佳,张麟熹.纯化及羧化多壁碳纳米管吸附铀的研究[J].核化学与放射化学,2011,33(5):285-290. 被引量:8
  • 7R. Xing,N. Liu,Y. Liu,et al. Novel Solid Acid Cata- lysts: Sulfonic Acid Group- Functionalized Mesostruc- turcd Polymers [ J ]. Advanced Functional Materials, 2007,17(14) :2455 -2461.
  • 8Sawin S B. Analytical use of arsenazo III:determina- tion of thorium, zirconium, uranium and rare earth ale- ments[ J]. Talanta, 1961,8(9) :673 - 685.
  • 9Shah F, Soylak M, Kazi T G, et al. Development of an extractive spectrophotometric method for uranium using MWCNTs as solid phase and arsenazo(III) as chromo- phore [ J ]. Journal of Radioanalytical and Nuclear Chemistry ,2013,296 (3) : 1239 - 1245.
  • 10Eitan A, Jiang K, Dukes D, et al. Surface modification of multiwalled carbon nanotubes: toward the tailoring of the interface in polymer composites [ J ]. Chemistry of Materials,2003,15 (16) :3198 -- 3201.

二级参考文献17

  • 1商照荣.贫化铀的环境污染影响及其对人体健康的危害[J].辐射防护,2005,25(1):56-61. 被引量:15
  • 2蔡萍莉,史文革,胡鄂明,黄爱武,李凌波.酸法地浸采铀地下水主要污染物组分的确定[J].工业用水与废水,2005,36(6):45-46. 被引量:2
  • 3季建文.铀矿山废水处理[M].北京:原子能出版社,1982.
  • 4张卯均,余兴远,邓佐卿,等.三废治理与利用[M].北京:冶金工业出版社,1995.
  • 5Anke M, Seeber O, Mailer R. Uranium Transfer in the Food Chian From Soil to Plants, Animals and Man[J]. Chem der Erde-Geoehemistry, 2009, 69: 75-90.
  • 6Guanghui W, Jinsheng L, Xuegang W. Adsorption of Uranium ( Ⅵ ) From Aqueous Solution Onto Cross I.inked Chitosan[J]. J Hazard Mater, 2009, 168:1 053-1 058.
  • 7Runping H, Weihua Z, Yi W. Removal of Uranium(Ⅵ) From Aqueous Solutions by Manganese Oxide Coa- ted Zeolite.. Discussion of Adsorption Isotherms and pH Effect[J]. J Environ Radioact, 2007, 93: 127- 143.
  • 8Fabiobelloni B. Can Carbon Nanotubes Play a Role in the Field of Nuclear Waste Management[J] .En- viron Sci Technol, 2009, 43.. 1 250-1 255.
  • 9Chegrouehe S, Mellah A, Telmoune S. Removal of Lanthanum From Aqueous Solutions by Nature Ben- ite[J]. WaterRes, 1997, (31): 1733-1 737.
  • 10Mellah A, Chegrouche S. The Removal of Zinc From Aqueous Solutions by Natural Bentonite[J]. Water Res, 1997, (31): 621-629.

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