Kinetics of vesicle formation

被引:18
作者
Campbell, SE
Yang, H
Patel, R
Friberg, SE
Aikens, PA
机构
[1] CLARKSON UNIV,DEPT CHEM,CTR ADV MAT PROC,POTSDAM,NY 13699
[2] ICI SURFACTANTS,WILMINGTON,DE 19850
关键词
vesicle; self-assembly; hydrotrope; stopped-flow; kinetics;
D O I
10.1007/s003960050086
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The kinetics of vesicle formation from a hydrotrope (sodium xylenesulfonate) solution of a surfactant (Laureth 4) is studied by the use of a stopped-flow apparatus combined with a dynamic light scattering device to determine vesicle size in the system. The hydrotrope system studied presents a system with a high surfactant solubilization combined with vesicle formation simply by dilution with water. The kinetic results show a single exponential decay time. The kinetic analysis indicates that the vesicles are formed from a molecular solution which resulted from the shear in the stopped-flow device and grow by monomeric association.
引用
收藏
页码:303 / 306
页数:4
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