| 凹凸棒石吸附铅的性能及含铅废水处理研究 |
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| 引用本文： | 宋金如,罗明标,王黎.凹凸棒石吸附铅的性能及含铅废水处理研究[J].华东地质学院学报,2006,29(1):74-79. |
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| 作者姓名： | 宋金如 罗明标 王黎 |
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| 作者单位： | 东华理工学院化学生物与材料科学学院 江西抚州344000 |
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| 摘 要： | 采用经活化处理的凹凸棒石粘土,用静态法研究了凹凸棒石粘土吸附铅的吸附酸度、吸附速率、吸附温度和吸附反应热焓以及吸附容量等性能。通过大量实验确定了凹凸棒石粘土吸附铅的最佳条件,并用静态法和交换柱法处理了不同浓度的模拟含铅废水。结果表明,两种不同方法处理效果基本一致,铅的去除率在99%以上,排放液中铅的残余浓度均小于1 mg/L,达到了国家排放标准。选用凹凸棒石粘土对铅、铬、镉等重金属离子的吸附选择性实验,以期为环境污染的控制和治理,提供实验依据。
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| 关 键 词： | 凹凸棒石粘土 吸附 铅 废水 |
| 文章编号： | 1000-2251(2006)01-066-06 |
| 收稿时间： | 2005-08-10 |
| 修稿时间： | 2005年8月10日 |
Study on the Performance of Adsorbing Lead by Attapulgite and Treating the Leacled Waste Water |
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| SONG Jin-ru,LUO Ming-biao,WANG Li.Study on the Performance of Adsorbing Lead by Attapulgite and Treating the Leacled Waste Water[J].Journal of East China Geological Institute,2006,29(1):74-79. |
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| Authors: | SONG Jin-ru LUO Ming-biao WANG Li |
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| Institution: | Faculty of Chemistry Biology and Materials Science, East China Institute of Technology, Fuzhou, JX 344000, China |
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| Abstract: | This paper studies the performances of adsorbing the lead by attapulgite clay,including the acidity,adsorption rate,adsorptive reaction heat content,and adsorption capacity.The optimum condition for adsorbing lead has been determined.It also gets a excellent condition for simulation waste water containing Lead is treated by dynamic method and exchange pole method.The removing rate is above 99%.The residual concentration of lead in discharge waste water reaches the state specified discharge standard. |
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| Keywords: | Attapulgite adsorption Lead waste water |
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