Combination of episulfide ring-opening polymerization with ATRP for the preparation of amphiphilic block copolymers

Cong Duan Vo, Christopher J. Cadman, Roberto Donno, Jeroen A C M Goos, Nicola Tirelli

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    Abstract

    We report for the first time the combination of ATRP and ring-opening episulfide polymerization as a means to synthesize polysulfide-based low-dispersity amphiphilic block copolymers. The most significant finding is the possibility to perform ATRP under mild conditions using poly(propylene sulfide) macroinitiators, apparently without any significant copper sequestration by the polysulfides. Using glycerol monomethacrylate (GMMA) as a hydrophilic monomer, the polymers self-assembled in colloidal structures with a morphology depending on the PS/GMMA ratio, but also probably on GMMA degree of polymerization. We here also present a new AFM-based method to calculate the average number of amphiphilic macromolecules per micelle. © 2013 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.
    Original languageEnglish
    Pages (from-to)156-162
    Number of pages6
    JournalMacromolecular rapid communications
    Volume34
    Issue number2
    DOIs
    Publication statusPublished - 2013

    Keywords

    • atomic force microscopy
    • block copolymers
    • micelles
    • polysulfides

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