首页|咪唑类的离子液作稀释剂时长链二酰胺对铀的萃取研究

咪唑类的离子液作稀释剂时长链二酰胺对铀的萃取研究

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合成咪唑类的离子液和长链二酰胺,并以该类离子液作为稀释剂,长链二酰胺为萃取剂,对U(Ⅵ)进行萃取。研究萃取过程中稀释剂的性质、萃取温度、体系的硝酸浓度、离子强度、萃取剂浓度,U(Ⅵ)的浓度以及震荡时间等对于萃取过程的影响,从而得出不同影响因素下的萃取曲线,根据曲线及数据分析该萃取体系的萃取能力。通过计算萃取反应的表观平衡常数及热力学函数,来推测其萃取机理,并且通过对U(Ⅵ))萃取性能的研究,为其萃取分离提供理论依据。
The Long Chain of Two Amide on Uranium Extraction by Ion Liquid Imidazoles as Diluents
Synthetise ionic liquid of imidazole and long chain two amide,and the ionic liquid as a diluent,a long chain of two amide as extractant,extraction of U(Ⅵ).Properties,extraction temperature,extraction system of diluent in the process of nitric acid concentration,extractant concentration,ionic strength,U(Ⅵ)concentration and time for shock effect on the extraction process,so that the extraction curve under different influence factors,according to the curve and data analysis ability of the solvent extraction.Equilibrium constants and thermodynamic functions by calculating the extraction reaction table,to infer the extraction mechanism,and through the U(Ⅵ))on the extraction performance,and provide a theoretical basis for the extraction and separation.

ionic liquiddiluentextractseparation

朱永琴

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中国原子能科学研究院核技所秦山分部,浙江嘉兴 314000

离子液 稀释剂 萃取 分离

2024

山东化工
山东省化工研究院 山东省化工信息中心

山东化工

影响因子:0.249
ISSN:1008-021X
年,卷(期):2024.53(12)
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