Proton-conducting properties of acid-doped poly(glycidyl methacrylate)-1,2,4-triazole systems

  • S. Ü Çelik
  • , Ümit ̈ Akbey
  • , Ayhan Bozkurt*
  • , Robert Graf
  • , Hans W. Spiess
  • *Corresponding author for this work

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

    48 Citations (Scopus)

    Abstract

    1,2,4-triazole-functional PGMA polymers have been synthesized and their anhydrous proton-conducting properties were investigated after doping with phosphoric acid and triflic acid. PGMA was prepared by solution polymerization and then modified with 1H-1,2,4-triazole (Tri) and 3-amino-1,2,4-triazole (ATri). FT-IR, 13C NMR and elemental analysis verify the high immobilization of the triazoles in the polymer chain. Phosphoric-acid-doped polymers showed lower Tg and higher proton conductivities. PGMA-Tri 4 H3PO4 showed a maximum water-free proton conductivity of approximately 10-2 S · cm-1 while that of PGMA-ATri 2 H3PO4 was 10-3 S · cm-1. The structure and dynamics of the polymers were explored by 1H MAS and 13C CP-MAS solid-state NMR.

    Original languageEnglish
    JournalMacromolecular Chemistry and Physics
    Volume209
    Issue6
    Pages (from-to)593-603
    Number of pages11
    ISSN1022-1352
    DOIs
    Publication statusPublished - 25 Mar 2008

    Keywords

    • 1H-1,2,4-triazole
    • 3-Amino-1,2,4-triazole
    • Anhydrous proton conductivity
    • Poly(glycidyl methacrylate)
    • Polymer electrolyte
    • Solid state NMR

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