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6 Result(s)

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  1. No Access

    Article

    Controlled radical polymerization with polyolefin macroinitiator: a convenient and versatile approach to polyolefin-based block and graft copolymers

    This paper introduces the new synthetic methodology of polyolefin-based block and graft copolymers with polar segments [e.g., polystyrene and poly(meth)acrylates]. Various brominated polyolefins were prepared ...

    Ryuichi Sugimoto, Hideyuki Kaneko, Junji Saito, Nobuo Kawahara… in Polymer Bulletin (2014)

  2. No Access

    Article

    Synthesis and hydrophilic property of polypropylene-graft-poly(polyethylene glycol-methacrylate) (PP-g-P(PEGMA))

    Polypropylene-graft-poly(polyethylene glycol-methacrylate) (PP-g-P(PEGMA)), which is a hydrophobic-hydrophilic graft copolymer, was synthesized by a combination of an atom transfer radical polymerization (ATRP) o...

    Nobuo Kawahara, Junji Saito, Shingo Matsuo, Hideyuki Kaneko… in Polymer Bulletin (2010)

  3. Article

    Surface Modification of Polypropylene Molded Sheets by Means of Surface-Initiated ATRP of Methacrylates

    Structurally well-defined polypropylene-macroinitiator (PP-MI) sheets promoted the surface-initiated atom transfer radical polymerization (ATRP) of methyl methacrylate (MMA) under the mild conditions. There wa...

    Tomoaki Matsugi, Junji Saito, Nobuo Kawahara, Shingo Matsuo… in Polymer Journal (2009)

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  4. No Access

    Chapter

    Polymer Hybrids Based on Polyolefins – Syntheses, Structures, and Properties

    Recent advances in polyolefin chemistry have led to the creation of polymer hybrid linking between different polymer segments to broaden their applications towards use in highly profitable fields. Synthesi...

    Nobuo Kawahara, Junji Saito, Shingo Matsuo… in New Frontiers in Polymer Synthesis (2008)

  5. No Access

    Article

    New methodology for synthesizing polypropylene-graft-polystyrene (PP-g-PS) by coupling reaction with brominated polypropylene

    Polypropylene-graft-polystyrene (PP-g-PS) was synthesized by the coupling reaction of brominated polypropylene produced by metallocene-catalyzed copolymerization of propylene with 11-bromo-1-undecene and polystyr...

    Nobuo Kawahara, Junji Saito, Shingo Matsuo, Hideyuki Kaneko… in Polymer Bulletin (2007)

  6. Article

    Open Access

    Synthetic method of polyethylene-poly(methylmethacrylate) (PE-PMMA) polymer hybrid via reversible addition-fragmentation chain transfer (RAFT) polymerization with functionalized polyethylene

    Polyethylene-poly(methylmethacrylate) (PE-PMMA) polymer hybrid was synthesized via RAFT polymerization of MMA with PE chain transfer agent (PE-CTA) for the first time. The structure of PE-CTA produced by seque...

    Nobuo Kawahara, Shin-ichi Kojoh, Shingo Matsuo, Hideyuki Kaneko… in Polymer Bulletin (2006)

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