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Selective hydrogenation by polymer-encapsulated platinum nanoparticles prepared by an easy single-step sonochemical synthesis
Authors:Mahito Atobe  Mayuko Okamoto  Toshio Fuchigami  Jong-Eun Park
Institution:aDepartment of Electronic Chemistry, Interdisciplinary Graduate School of Science and Technology, Tokyo Institute of Technology, 4259-G1-3 Nagatsuta, Midori-ku, Yokohama 226-8502, Japan
Abstract:Polypyrrole-encapsulated platinum nanoparticles (PPy/Pt-NPs) prepared by an easy single-step sonochemical synthesis were used as catalysts for the liquid phase hydrogenation of substituted alkenes in methanol or methanol/water mixtures. Polypyrrole (PPy) coatings on the nanoparticles were able to act as nanoscopic filters for substrates molecules, and consequently substrate selectivity could be controlled in the catalytic processes.
Keywords:Polypyrrole  Nanoparticle  Sonochemical synthesis  Hydrogenation  Substituted alkene
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