| 阴-阳离子有机膨润土对酸性靛蓝的吸附及动力学研究 |
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| 引用本文： | 栗印环,李鸿雁,张秀兰,胡付欣,张萌萌.阴-阳离子有机膨润土对酸性靛蓝的吸附及动力学研究[J].信阳师范学院学报(自然科学版),2010,23(2). |
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| 作者姓名： | 栗印环 李鸿雁 张秀兰 胡付欣 张萌萌 |
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| 作者单位： | 1. 信阳师范学院,化学化工学院,河南,信阳,464000
2. 信阳师范学院,生命科学学院,河南,信阳,464000 |
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| 摘 要： | 用十六烷基三甲基溴化铵和十二烷基硫酸钠复合改性膨润土制备阴-阳离子有机膨润土.研究了阴-阳离子有机膨润土对废水中酸性靛蓝的吸附性能、影响因素及动力学过程.结果表明:阴-阳离子有机膨润土明显提高了膨润土对酸性靛蓝的吸附能力.当溶液pH2、常温、振荡时间75 min、阴-阳离子有机膨润土用量4g/L时,阴-阳离子有机膨润土对浓度为201.82 mg/L的酸性靛蓝的脱色率达99.87%,最大吸附量为50.387mg/g.阴-阳离子有机膨润土对酸性靛蓝的吸附规律符合Freund lich吸附等温式,吸附动力学遵循Freund lich方程描述的规律.
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| 关 键 词： | 阴-阳离子有机膨润土 吸附 酸性靛蓝 吸附动力学 |
Study on Kinetics and Adsorption of Acid Blue onto Anion-Cation Organobentonite |
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| LI Yin-huana,LI Hong-yanb,ZHANG Xiu-lana,HU Fu-xina,ZHANG Meng-menga.Study on Kinetics and Adsorption of Acid Blue onto Anion-Cation Organobentonite[J].Journal of Xinyang Teachers College(Natural Science Edition),2010,23(2). |
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| Authors: | LI Yin-huana LI Hong-yanb ZHANG Xiu-lana HU Fu-xina ZHANG Meng-menga |
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| Institution: | LI Yin-huana*,LI Hong-yanb,ZHANG Xiu-lana,HU Fu-xina,ZHANG Meng-menga(a.College of Chemistry , Chemical Engineering,b.College of Life Sciences,Xinyang Normal University,Xinyang 464000,China) |
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| Abstract: | The anion-cation organicbentonite samples were prepared by reaction of raw bentonite with cetyltrimethyl ammonium bromide and lauryl sodium sulfate.The performances and the adsorption kinetics of absorbing acid Blue in wastewater by anion-cation organobentonite were investigated in this paper.The results showed that the anion-cation organobentonite can enhance greatly capability of absorption to acid blue.Under the condition of pH2,room temperature,absorption time 75 min and dosage of anion-cation organoben... |
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| Keywords: | anion-cation organobentonite absorption acid blue sorption kinetics |
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