FT-IR study of the properties of water in Triton N-42 inverse micelles

FT-IR study of the properties of water in Triton N-42 inverse micelles
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Triton N-42 反胶束中水性质的 FT-IR 研究

DOI:
10.1007/s10947-007-0038-4
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发表时间:
2007
影响因子:
0.8
通讯作者:
L. A. Sheludyakova
L. A. Sheludyakova
中科院分区:
化学4区
文献类型:
--
作者:
T. Podlipskaya;A. I. Bulavchenko;L. A. Sheludyakova

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研究了 Triton N-42 反胶束中自由(本体)水和结合(水合)水的分布。当溶解能力* (Vs/Vo) 从 0.5 vol.% 增加到 3.5 vol.% 时,本体水的百分比从 12% 变化到 27%。 Triton N-42 反胶束含有两种类型的水合水:1) 与羟基结合并与乙氧基二次结合的水;2) 与乙氧基一次结合的水。每种类型的水量根据溶解能力进行计算。当Vs/Vo= 3.5 vol.%时,表面活性剂分子的极性基团被大约六个H2O分子水合。
The distribution of free (bulk) and bound (hydration) water in Triton N-42 inverse micelles has been studied. The percent of bulk water changes from 12% to 27% when solubilization capacity* (Vs/Vo) increases from 0.5 vol.% to 3.5 vol.%. Triton N-42 inverse micelles contain hydration water of two types: 1) water bound with hydroxyl groups and secondary-bound with ethoxy groups and 2) water primary-bound with ethoxy groups. The quantity of water of each type is calculated as a function of solubilization capacity. The polar group of the surfactant molecule is hydrated by approximately six H2O molecules whenVs/Vo= 3.5 vol.%.