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有机物在大孔吸附树脂上的竞争吸附
引用本文:田文华 李培元. 有机物在大孔吸附树脂上的竞争吸附[J]. 水处理技术, 1994, 20(5): 254-258
作者姓名:田文华 李培元
作者单位:武汉水利电力大学热能动力工程系
摘    要:本文探讨了水中常见的腐殖酸,富里酸,十二烷基苯磺酸钠和苯酚等四种有机物在DX-906大孔吸附权脂上竞争吸附规律。结果表明,有机物的分子结构和性质差异不大时,会产生竞争吸附,其吸附规律可用理想吸附溶液理论进行预测,差异很大时,小分子有机物对大分子有机物的吸附有促进作用。

关 键 词:大孔吸附树脂 有机物 吸附

INVESTIGATION ON COMPETITIVE ADSORPTION OF ORGANICS ON THE MACROPOROUS ADSORBENT RESIN
Tian Wenhau, Li Peiyuan. INVESTIGATION ON COMPETITIVE ADSORPTION OF ORGANICS ON THE MACROPOROUS ADSORBENT RESIN[J]. Technology of Water Treatment, 1994, 20(5): 254-258
Authors:Tian Wenhau   Li Peiyuan
Abstract:This paper discusses the copetitive adsorption of four common organics (humic acid, fuvic acid, dodecyl benzen sodium sulfonate and phenol) on DX -- 906 macroporus adsorbent resin. The results show that competitive adsorption occurs when the differences between two adsorbates are small, and the adsorption equilibrium can be predicted with ideal Adsorbed Solution (IAS) theory. If the differences are apparant, the small molecular organic substance will promote the absorption of the large one.
Keywords:macroporous adsorbent resin   organics   competitive adsorption
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