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Bis‐hydrophilic and functional triblock terpolymers based on polyethers: Synthesis and self‐assembly in solution
Authors:Markus J Barthel  Krzysztof Babiuch  Tobias Rudolph  Jürgen Vitz  Stephanie Hoeppener  Michael Gottschaldt  Martin D Hager  Felix H Schacher  Ulrich S Schubert
Institution:1. Laboratory of Organic and Macromolecular Chemistry (IOMC), Friedrich‐Schiller‐University Jena, Humboldtstr. 10, 07743 Jena, Germany;2. Jena Center for Soft Matter (JCSM), Friedrich‐Schiller‐University Jena, Humboldtstr. 10, 07743 Jena, Germany;3. Dutch Polymer Institute (DPI), John F. Kennedylaan 2, 5612 AB Eindhoven, The Netherlands
Abstract:A well‐defined triblock terpolymer, poly(ethylene glycol)‐block‐poly(allyl glycidyl ether)‐block‐poly(tert‐butyl glycidyl ether) (PEG‐b‐PAGE‐b‐Pt‐BGE), with a narrow molar mass distribution has been synthesized by sequential living anionic ring‐opening polymerization. Afterward, the PAGE block was modified via thiol‐ene chemistry and different sugar moieties or cysteine as a model compound for peptides could be covalently attached to the polymer backbone. The solution self‐assembly of the obtained bis‐hydrophilic triblock terpolymers in aqueous media has been studied in detail by turbidimetry, dynamic light scattering, and transmission electron microscopy (TEM and cryo‐TEM). © 2012 Wiley Periodicals, Inc. J Polym Sci Part A: Polym Chem, 2012
Keywords:ABC triblock terpolymers  anionic ring‐opening polymerization  anionic polymerization  living polymerization  polyethylene glycol  polyethers  self‐assembly  thiol‐ene chemistry
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