| DNNSA反胶团萃取净化含镍电镀废水研究 |
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| 引用本文： | 田爱琴,张孟琴,李兴平.DNNSA反胶团萃取净化含镍电镀废水研究[J].河南师范大学学报(自然科学版),2011,39(4). |
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| 作者姓名： | 田爱琴 张孟琴 李兴平 |
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| 作者单位： | 河南科技大学林业职业学院,河南洛阳,471002 |
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| 摘 要： | 研究了油水比、萃取剂浓度、萃取时间等对DNNSA反胶团萃取净化含镍电镀废水性能的影响,并采用图解法对逆流萃取理论级数进行了研究.结果表明:有机相煤油负载DNNSA反胶团萃取净化含镍电镀废水是可行的;提高油水比可以提高萃取效率;萃取时间为20 min达到萃取平衡;萃取剂浓度由0.005 7 M升高到0.446 M时,萃取效率提高了66.81%,即提高有机相中反胶团的数量有利于萃取反应的进行;DNNSA浓度为0.1 M时,其萃取容量约为3.57 g.L-1,多级逆流萃取理论级数为4级.
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| 关 键 词： | 反胶团 萃取 镍 二壬基萘磺酸 |
Reverse Micelles Extraction Purification of Nickel from Electroplating Wastewater Using Dinonylnaphthalene Sulfonic Acid |
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| TIAN Ai-qin,ZHANG Meng-qin,LI Xing-ping.Reverse Micelles Extraction Purification of Nickel from Electroplating Wastewater Using Dinonylnaphthalene Sulfonic Acid[J].Journal of Henan Normal University(Natural Science),2011,39(4). |
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| Authors: | TIAN Ai-qin ZHANG Meng-qin LI Xing-ping |
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| Institution: | TIAN Ai-qin,ZHANG Meng-qin,LI Xing-ping(1.Forestry College,Henan University of Science and Technology,Luoyang 471002,China) |
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| Abstract: | The influences of oil and water ratio,extractant concentration and extraction time on the DNNSA have reversed micellar extraction of nickel-containing electroplating wastewater purification performance,and using graphical method,the theoretical stages of countercurrent extraction are studied.The results show that load DNNSA kerosene organic phase reversing micelles extract purification containing the nickel galvanization waste water is feasible;Improving the ratio of oil can improve the extraction efficienc... |
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| Keywords: | reverse micelles extraction nickel dinonylnaphthalene sulfonic acid |
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