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Adsorption of phenol from aqueous solutions using activated carbon prepared from crofton weed

文献类型:期刊论文

作者Hua, Chao2; Zhang, Runhu1; Li, Li3; Zheng, Xiaoying1
刊名DESALINATION AND WATER TREATMENT
出版日期2012
卷号37期号:1-3页码:230-237
关键词Phenol Adsorption Crofton weed Isotherms Kinetics Activated carbon
ISSN号1944-3994
通讯作者Zhang, RH
英文摘要Activated carbon derived from crofton weed (ACCW) was evaluated for its ability to remove phenol from an aqueous solution. The kinetics study, adsorption isotherm, pH effect, and thermodynamic study were examined in batch experiments. Adsorption data for phenol uptake by ACCW were analyzed according to Langmuir, Freundlich and Temkin adsorption models. Thermodynamic parameters for the adsorption system were determined at 293 K, 313 K and 333 K (Delta H degrees = -22.92 kJ mol(-1);Delta G degrees = -2.87 to -5.28 kJ mol(-1) and Delta S degrees = -60.20 J/K . mol). Delta G degrees values obtained were negative, indicated that the adsorption of the phenol on the surface of ACCW was a spontaneous adsorption process. The kinetics process can be described by a pseudosecond-order rate equation very well. These results show that the ACCW could be considered as a potential adsorbent for phenol in aqueous solutions.
WOS标题词Science & Technology ; Technology ; Physical Sciences
类目[WOS]Engineering, Chemical ; Water Resources
研究领域[WOS]Engineering ; Water Resources
关键词[WOS]AGRICULTURAL SOLID-WASTE ; CHEMICAL ACTIVATION ; SEED COAT ; REMOVAL ; KINETICS ; WATER ; EQUILIBRIUM ; SORPTION ; SAWDUST ; MODELS
收录类别SCI
语种英语
WOS记录号WOS:000300362900027
公开日期2013-10-28
版本出版稿
源URL[http://ir.ipe.ac.cn/handle/122111/4302]  
专题过程工程研究所_湿法冶金清洁生产技术国家工程实验室
作者单位1.Kunming Met Coll, Dept Chem Engn, Kunming 650033, Peoples R China
2.Chinese Acad Sci, Inst Proc Engn, Key Lab Green Proc & Engn, Beijing 100190, Peoples R China
3.Kunming Met Coll, Dept Environm Engn, Kunming 650033, Peoples R China
推荐引用方式
GB/T 7714
Hua, Chao,Zhang, Runhu,Li, Li,et al. Adsorption of phenol from aqueous solutions using activated carbon prepared from crofton weed[J]. DESALINATION AND WATER TREATMENT,2012,37(1-3):230-237.
APA Hua, Chao,Zhang, Runhu,Li, Li,&Zheng, Xiaoying.(2012).Adsorption of phenol from aqueous solutions using activated carbon prepared from crofton weed.DESALINATION AND WATER TREATMENT,37(1-3),230-237.
MLA Hua, Chao,et al."Adsorption of phenol from aqueous solutions using activated carbon prepared from crofton weed".DESALINATION AND WATER TREATMENT 37.1-3(2012):230-237.

入库方式: OAI收割

来源:过程工程研究所

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