Ether-Functionalized Trialkylimidazolium Ionic Liquids: Synthesis, Characterization, and Properties

被引:43
作者
Jin, Yide [1 ]
Fang, Shaohua [1 ]
Chai, Ming [1 ]
Yang, Li [1 ]
Hirano, Shin-ichi [2 ]
机构
[1] Shanghai Jiao Tong Univ, Sch Chem & Chem Technol, Shanghai 200240, Peoples R China
[2] Shanghai Jiao Tong Univ, Hirano Inst Mat Innovat, Shanghai 200240, Peoples R China
基金
中国国家自然科学基金;
关键词
TEMPERATURE MOLTEN-SALTS; SENSITIZED SOLAR-CELLS; CLOUD POINT EXTRACTION; LITHIUM BATTERY ELECTROLYTE; ELECTROCHEMICAL PROPERTIES; PHYSICOCHEMICAL PROPERTIES; POTENTIAL ELECTROLYTES; CAPACITOR APPLICATIONS; MELTING-POINT; LOW-VISCOSITY;
D O I
10.1021/ie300849u
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
A family of new ether-functionalized ILs based on trialkylimidazolium cations with one or two ether groups and TFSA(-) anion was synthesized and characterized. Their properties including melting point, thermal stability, viscosity, conductivity, and electrochemical windows were determined and compared to those of the trialkylimidazolium ILs without ether group. The relationship between the cations structure and IL physicochemical properties was systematically studied. Most of these ether-fiinctionalized ILs were liquids at room temperature, and the melting points of 21 ILs were lower than -60 degrees C. At room temperature, 26 ILs owned the viscosities lower than 100 mPa s, and the viscosities of IM(2o1)12TFSA and IM(2o2)12TFSA were 57.4 and 54.4 mPa s.
引用
收藏
页码:11011 / 11020
页数:10
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