EFFECT OF WEAK INTERACTIONS ON PHENOL ADSORPTION FROM AQUEOUS SOLUTIONS BY AMINATED POLYMERIC ADSORBENTS

查看全文 作　　者：Wei-ming Zhang;Jin-long Chen;Ai-min Li;Bing-cai Pan;Qun Chen;Ming-yang He and Quan-xing Zhang a State Key Laboratory of Pollution Control and Resources Reuse,School of the Environment,Nanjing University,Nanjing 210093,China b Research Center for Engineering Technology of Organic Poison Control and Resources Reuse in Jiangsu Province,Nanjing 210038,China c Department of Chemical Engineering,Jiangsu Polytechnic University,Changzhou 213016,China

出　　处：《Chinese Journal of Polymer Science》索引2006年第24卷第1期,共6页

基　　金：This study was funded by the National Natural Science Foundation of China(No.20274017)the Natural Science Foundation of Jiangsu Province(No.BK2004415). 摘　　要：Adsorption behaviors of phenol from aqueous solutions have been investigated in batch systems at 303 K and 318 K respectively,using hypercrosslinked polymeric adsorbent(CHA111),aminated hypercrosslinked polymeric adsorbents (NDA101,NDA103,NDA105)and weakly basic polymeric adsorbent(D301)with a view to studying the effect of hydrogen bonding and Van der Waals interactions between adsorbate and the adsorbent.All adsorption isotherms can be well fitted by Langmuir and Freundlich equations.Compared with D301 driven by hydrogen bonding interaction only and CHA111 driven by Van der Waals interaction only,phenol adsorption on aminated adsorbents driven by both hydrogen bonding and Van der Waals interactions were apparently different,i.e.,negative effect for NDA105,positive effect for NDA101 and synergistic effect for NDA103.In this synergistic action,some weak interactions would contribute more or less to the adsorption than they work individually. 关键词：弱交互作用苯酚聚合吸附剂负极作用正极作用增效作用氨化

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EFFECT OF WEAK INTERACTIONS ON PHENOL ADSORPTION FROM AQUEOUS SOLUTIONS BY AMINATED POLYMERIC ADSORBENTS

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