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N-辛酰吡咯烷在不同稀释剂中萃取铀(Ⅵ)的研究
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作者 李珍 包伯荣 +2 位作者 吴明红 向群 杨兴存 《核技术》 CAS CSCD 北大核心 2002年第2期107-112,共6页
研究了在不同稀释剂中N -辛酰吡咯烷 (OPOD)萃取铀 (Ⅵ )的性能。在不同稀释剂中考察了硝酸浓度、萃取剂浓度、盐析效应以及温度对萃取平衡的影响。OPOD萃取铀 (Ⅵ )的能力在不同稀释剂中由弱到强的顺序为 :氯仿 ,四氯化碳 ,1.2 -二氯乙... 研究了在不同稀释剂中N -辛酰吡咯烷 (OPOD)萃取铀 (Ⅵ )的性能。在不同稀释剂中考察了硝酸浓度、萃取剂浓度、盐析效应以及温度对萃取平衡的影响。OPOD萃取铀 (Ⅵ )的能力在不同稀释剂中由弱到强的顺序为 :氯仿 ,四氯化碳 ,1.2 -二氯乙烷 ,正十二烷 ,正辛烷 ,环己烷 ,甲苯 ,苯。并求出了萃取反应的各热力学函数变化值。 展开更多
关键词 N-辛酰吡咯烷 萃取 稀释剂 萃取剂 芳香烃
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Studies of the Extraction of Phenol by N-Octanoylpyrrolidine
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作者 LI Zhen, WU Ming-hong, BAO Bo-rong, XIANG Qun College of Sciences, Shanghai University, Shanghai 201800, China 《Advances in Manufacturing》 SCIE CAS 2000年第S1期186-188,共3页
The behavior of phenol of wastewater extraction by N-octanoylpyrrolidme (OPOD) in kerosene was studied. The dependence of the extraction distribution ratios on the concentrations of extractant, phenol, acidity and tem... The behavior of phenol of wastewater extraction by N-octanoylpyrrolidme (OPOD) in kerosene was studied. The dependence of the extraction distribution ratios on the concentrations of extractant, phenol, acidity and temperature was investigated. By means of the slope method, the composition of the extracted complex was deduced to be C6H5. OPOD, and the related thermodynamic functions were also calculated. The IR and NMR spectra showed the presence of intermolecular hydrogen bonding between phenol and OPOD. The experimental results indicated that OPOD could extract phenol effectively. 展开更多
关键词 N-octanoylpyrrolidine (opod) solvent extraction PHENOL
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