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Synthesis of triblock and multiblock methacrylate polymers and self‐assembly of stimuli responsive triblock polymers
Authors:Stacey M. Chin  Hongkun He  Dominik Konkolewicz  Krzysztof Matyjaszewski
Affiliation:Department of Chemistry, Carnegie Mellon University, , Pittsburgh, Pennsylvania, 15213
Abstract:Multisegmented poly(methacrylate)s were synthesized using one pot reversible addition fragmentation chain transfer polymerization. Initially, a series of triblock copolymers were synthesized with different ratios of trimethylsilyl methacrylate, di(ethylene oxide) methacrylate, and oligo(ethylene oxide) methacrylate, and different total polymer molecular weights. Additionally, a polymer containing seven distinct blocks of methacrylic monomers was synthesized in one pot. For the triblock copolymers, the trimethylsilyl group was subsequently hydrolyzed, and the self‐assembly of the triblock copolymer was studied in water, under different pH and thermal conditions. © 2014 Wiley Periodicals, Inc. J. Polym. Sci., Part A: Polym. Chem. 2014 , 52, 2548–2555
Keywords:block copolymers  methacrylate  reversible addition fragmentation chain transfer  self‐organization  stimuli‐sensitive polymers
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