全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

聚丙烯酸水凝胶对氯化-1-丁基-3-甲基咪唑离子液体的吸附热力学和动力学研究

Keywords: 聚丙烯酸水凝胶,氯化-1-丁基3-甲基咪唑,离子液体,吸附

Full-Text   Cite this paper   Add to My Lib

Abstract:

通过水溶液聚合法制备了聚丙烯酸水凝胶(polyacrylicacid,PAA),研究了溶液酸碱度和温度对聚丙烯酸水凝胶吸附氯化1-丁基3-甲基咪唑离子液体的影响。结果表明,水凝胶对氯化1-丁基3-甲基咪唑离子液体的吸附量随溶液pH值增大而逐渐增大,pH=2~4时增幅明显,而pH大于4时变化趋于缓慢;随温度的升高而逐渐降低。该等温吸附行为基本符合Langmuir吸附等温式,由二级吸附动力学模型获得的吸附过程活化能(Ea=52.470kJ/mol)可以看出,PAA对氯化1-丁基3-甲基咪唑的吸附属于化学吸附范畴。

References

[1]  邓友全.离子液体——性质、制备与应用.北京:中国石化出版社,2006.3-6
[2]  Bernot R. J., Brueseke M. A., Evans-White M. A., et al. Acute and chronic toxicity of imidazolium based ionic liquids on Daphniamagna . Environ. Toxicol. Chem.,2005,24(1):87-92
[3]  Bernot R. J., Kennedy E., Lamberti G. A. Effects of ionic liquids on the survival movement, and feeding behavior of the freshwater snail Physa acuta. Environ. Toxicol. Chem., 2005,24(7):1759-1765
[4]  陈玉伟,王建龙.辐射诱导合成水凝胶及其处理重金属废水的研究进展.化学进展, 2009,21(10): 2250-2256 Chen Yuwei,Wang Jianlong.The radiation induced synthesis of hydrogels and their application for removal of heavy metal ions from aqueous solution. Progress in Chemistry,2009,21(10): 2250-2256(in Chinese)
[5]  张军, 姜娟娟, 任振甲, 等. 1-(2-羟乙基)-2-烷基咪唑啉缓蚀剂在铁表面吸附的分子动力学模拟. 中国石油大学学报(自然科学版), 2010, 34(5): 159-163 Zhang Jun,Jiang Juanjuan,Ren Zhenjia, et al. Molecular dynamics simulation on adsorption behavior of 1-(2-hydroxyethyl)-2-alkyl-imidazoline corrosion inhibitor at Fe surface. Journal of China University of Petroleum(Natural Science),2010, 34(5): 159-163(in Chinese)
[6]  Fizcan A., Fizcan A.S., Adsorption of Acid Red 57 from aqueous solutions onto surfactant-modified sepiolite. J. Hazard. Mater, 2005, B125(3-5):252-259
[7]  Crini G., Peindy H.N. Adsorption of C.I. Basic Blue 9 on cyclodextrin-basedmaterial containing carboxylic groups. Dyes Pigments, 2006,70(1-3):204-211
[8]  F. Kargi, S. Ozmfihc, Besorption performance of powdered activated sludge for removal of different dyestuff, Enzyme Microb.Technol., 2004,32(2-3):267-271
[9]  Y.S. Ho, G. McKay, Kinetic models for the sorption of dye from aqueous solution by wood. Process Saf. Environ. Protect., 1998,76(1):183-191
[10]  Olgun A., Atar N. Equilibrium and kinetic adsorption study of Basic Yellow 28 and Basic Red 46 by a boron industry waste. Journal of Hazardous Materials, 2009, 161(1): 148-156
[11]  Paulino A., Guilherme M., REI-S A., et al. Removal of methylene blue dye from an aqueous media using superabsorbent hydrogel supported on modified polysaccharide. Journal of Colloid and Interface Science, 2006, 301(1): 55-62
[12]  安小宁,朱小娟. 活性炭吸附离子液体CI的研究. 现代食品科技,2009,25(11):1239-1242 An Xiaoning,Zhu Xiaojuan.Adsorption of ionic liquidCI by activated carbons.Modern Food Science and Technology,2009,25 (11):1239-1242(in Chinese)
[13]  W.J. Weber Jr., Morriss J.C. Kinetics of adsorption on carbon from solution, J.Sanit. Eng. Div. Am. Soc. Civil Eng., 1963,89(1):31-60

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133