Aggregation Behavior of Surface Active Imidazolium Ionic Liquids in Ethylammonium Nitrate: Effect of Alkyl Chain Length, Cations, and Counterions

2012 ◽  
Vol 116 (7) ◽  
pp. 2162-2172 ◽  
Author(s):  
Lijuan Shi ◽  
Liqiang Zheng
RSC Advances ◽  
2016 ◽  
Vol 6 (33) ◽  
pp. 27370-27377 ◽  
Author(s):  
Panpan Sun ◽  
Lijuan Shi ◽  
Fei Lu ◽  
Liqiang Zheng

The effects of anionic type, cationic structure and alkyl chain length are illustrated to regulate the self-assembly of zwitterionic SAILs.


2016 ◽  
Vol 1 (10) ◽  
pp. 2458-2470 ◽  
Author(s):  
Shruti Chabba ◽  
Rajni Vashishat ◽  
Tejwant S. Kang ◽  
Rakesh K. Mahajan

2015 ◽  
Vol 41 (4) ◽  
pp. 40-48 ◽  
Author(s):  
Dorota Gendaszewska ◽  
Ewa Liwarska-Bizukojć ◽  
Cedric Maton ◽  
Christian V. Stevens

Abstract This study investigates the influence of four imidazolium ionic liquids (ILs) present in wastewater on the activated sludge process. In addition, experiments with inactivated sludge to assess the capacity of this sorbent to remove ILs from the wastewater were conducted. It occurred that the presence of ionic liquids in wastewater reduces biomass growth and size of the sludge flocs. The strongest effect has been found for IL 6 (1-hexyl-2H-3-methyl-4,5-dimethylimidazolium iodide) with the longest alkyl chain length. Also, the degree of ILs removal increases with the alkyl chain length and decreases with the increase of initial concentration of ILs in wastewater. IL 6 reaches the highest degree of ILs removal from wastewater but inhibits the biomass growth and growth of sludge flocs in a greater extent than other tested compounds. Moreover, it was confirmed that newly synthesized ionic liquids can be adsorbed onto inactivated sludge. IL 6 could be adsorbed in a higher degree than other ionic liquids. This adsorption was described by Langmuir isotherm, whereas adsorption of other ionic liquids was described by Freundlich isotherm.


2011 ◽  
Vol 164 (4) ◽  
pp. 524-533 ◽  
Author(s):  
Oscar Rodríguez ◽  
Raquel O. Cristóvão ◽  
Ana P. M. Tavares ◽  
Eugénia A. Macedo

2020 ◽  
Vol 22 (16) ◽  
pp. 8450-8460
Author(s):  
Seiya Watanabe ◽  
Georgia A. Pilkington ◽  
Anna Oleshkevych ◽  
Patricia Pedraz ◽  
Milad Radiom ◽  
...  

Control of the interfacial structures of ionic liquids (ILs) at charged interfaces is important to many of their applications, including in energy storage solutions, sensors and advanced lubrication technologies utilising electric fields.


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