A look at surfactant partitioning in polymeric latexes using conductivity measurements

被引:5
作者
Boutti, S [1 ]
Graillat, C [1 ]
McKenna, T [1 ]
机构
[1] ESCPE Lyon, CNRS, LCPP, F-69616 Villeurbanne, France
关键词
emulsion polymerisation; surfactant; partitioning;
D O I
10.1016/j.eurpolymj.2004.07.029
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
An attempt was made to analyse the partitioning of anionic surfactants in a mixed surfactant system using surface tension and conductivity measures. This last technique gives us access to the quantity of free ions in solution, and thus a measure of the amount of anionic surfactant available in the aqueous phase. The range of surfactant concentrations studied here is such that the global surface coverage (assuming that the totality of the emulsifier is at the particle surface) varies around 100%. (C) 2004 Elsevier Ltd. All rights reserved.
引用
收藏
页码:2671 / 2677
页数:7
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