scholarly journals Quaternary Ammonium-Type Gemini Surfactants Synthesized from Oleic Acid: Aqueous Solution Properties and Adsorption Characteristics

2013 ◽  
Vol 62 (7) ◽  
pp. 489-498 ◽  
Author(s):  
Kenichi Sakai ◽  
Yuki Saito ◽  
Akihito Uka ◽  
Wataru Matsuda ◽  
Yuichiro Takamatsu ◽  
...  
Author(s):  
Kenichi Sakai ◽  
Mamoru Tamura ◽  
Shin Umezawa ◽  
Yuichiro Takamatsu ◽  
Kanjiro Torigoe ◽  
...  

Author(s):  
Kanjiro Torigoe ◽  
Akihoko Tasaki ◽  
Tomokazu Yoshimura ◽  
Kenichi Sakai ◽  
Kunio Esumi ◽  
...  

2017 ◽  
Vol 19 (2) ◽  
pp. 99 ◽  
Author(s):  
Manorama Panda ◽  
Mohammad Kamil

Interactions between the polymers and amphiphiles in aqueous solutions have generated considerable interest among researchers because of the widespread applications, relatively complex behavior and improved physicochemical properties of the mixtures. Numerous studies on the surfactant-polymer systems have been carried out in recent years and the number of scientific reports has considerably increased. Various applications of polymers in different areas and many works concerning the amphiphiles are being published every year. Usually, the mixed systems containing polymers and amphiphiles show solution properties different from those of individual solutions due to interaction between the components. The present review article mainly focuses on the behaviour of polymers in aqueous solutions, in the absence or presence of amphiphiles, such as surfactants, drugs, etc. It also summarizes effect of the nature of amphiphiles on aggregation properties of polymers in aqueous solution, and interaction of conventional as well as gemini surfactants with polymers.


2014 ◽  
Vol 18 (1) ◽  
pp. 67-72 ◽  
Author(s):  
Meiqin Lin ◽  
Zhao Hua ◽  
Bo Ding ◽  
Mingyuan Li

2007 ◽  
Vol 5 (2) ◽  
pp. 620-634 ◽  
Author(s):  
Yuhai Sun ◽  
Yujun Feng ◽  
Hongwei Dong ◽  
Zhi Chen ◽  
Likun Han

AbstractA series of homologous gemini surfactants possessing identical hydrophobic chains but different ionic head groups (cationic, anionic, zwitterionic) were synthesized, and their aqueous solution properties were examined. The results showed that the surface activities of gemini surfactants are superior to those of corresponding conventional monomeric surfactants, and molecular arrangements of gemini surfactants at the air-water interface are tighter than those of corresponding conventional surfactants. It was also found that zwitterionic gemini surfactant possesses the highest surface activity among the three surfactants. The behavior at the air-water interface is closely related to the molecular structural features of surfactants, which provide an indication for synthesizing highly-efficient surfactants.


2017 ◽  
Vol 16 (9) ◽  
pp. 2063-2074 ◽  
Author(s):  
Maxim Khotimchenko ◽  
Valeri Kovalev ◽  
Kseniya Makarova ◽  
Rodion Khotimchenko

1991 ◽  
Vol 56 ◽  
pp. 201-215 ◽  
Author(s):  
E.J. Wanless ◽  
R.M. Pashley

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