摘要
研究了平衡水相酸度、水相盐浓度和温度对三辛胺TOA-正庚烷/H2O液-液体系界面性质的影响,计算了界面吸附特性参数cmin和AI,发现TOA界面活性随水相pH及温度升高而降低,随水相盐浓度增加而增加。
The effect of equilibrium aqueous pH values, aqueous NO - 3 and temperature on the interfacial properties of trioctylamine (TOA) have been studied. The interfacial parameters, c min and A I, of TOA have been obtained. The interfacial activity of TOA increase with increasing equilibrium aqueous pH values and concentration of aqueous NO - 3,or decreasing temperature .The relationship between the interfacial properties and the extraction reaction have also been discussed.
出处
《宁夏大学学报(自然科学版)》
CAS
1998年第3期263-265,共3页
Journal of Ningxia University(Natural Science Edition)
关键词
三辛胺TOA
液-液体系
界面性质
萃取剂
胺类
trioctylamine TOA
liquid liquid systems
interfacial properties
extraction