金属盐改性活性炭吸附去除水中苯酚实验研究

Journal of Henan Polytechnic University(Natural Science)(2012)

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Abstract
金属盐改性活性炭在净水处理中具有广阔的应用前景.利用浸渍法制备了5种(Al3+,H+,Zn2+,Cu2+,Mn7+)改性活性炭,用过滤手段对改性活性炭吸附去除苯酚的性能进行了研究.结果表明,各种改性活性炭过滤去除苯酚性能的高低顺序为:Al3+>H+>Zn2+>CK>Cu2+>Mn7+;活性炭滤柱对苯酚原水具有较强的耐冲击性能,在较低滤速下,铝盐改性活性炭滤柱对中低质量浓度苯酚水的净化能力达99%以上,出水质量浓度低于1 mg/L,整体上优于盐酸活化炭滤柱.在净水深度处理中,铝盐可作为活性炭改性的主要方向之一.
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Key words
phenol,modified activated carbon,filtration,adsorption,aluminum salts
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