Issue 40, 2012

Hydrogen bonding effect on micellization and morphological transformations of the polystyrene-block-poly(ethylene oxide) micelles

Abstract

Diblock copolymer polystyrene-block-poly(ethylene oxide) (PS-b-PEO) forms micelles in a mixed solvent of N,N-dimethylformamide (DMF)–water. Poly(acrylic acid) (PAA) and poly(methyl acrylic acid) (PMAA) were introduced to the solution in order to study the effect of hydrogen bonding (H-bonding) complexation on the micellization process. The H-bonding complexation changes the micellization free energy of PS-b-PEO, and more importantly affects the kinetics of the morphological transformation of the micelles with temperature, which provides helpful insights into the time-dependence of the isothermal relaxation process from non-equilibrium to equilibrium.

Graphical abstract: Hydrogen bonding effect on micellization and morphological transformations of the polystyrene-block-poly(ethylene oxide) micelles

Article information

Article type
Paper
Submitted
17 Jun 2012
Accepted
10 Aug 2012
First published
23 Aug 2012

Soft Matter, 2012,8, 10307-10313

Hydrogen bonding effect on micellization and morphological transformations of the polystyrene-block-poly(ethylene oxide) micelles

C. Wang, S. Yang, X. Yu, J. X. Zheng, J. Ma, J. Xu and M. Zhu, Soft Matter, 2012, 8, 10307 DOI: 10.1039/C2SM26406D

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