Cost-Effective, High-Performance Porous-Organic-Polymer Conductors Functionalized with Sulfonic Acid Groups by Direct Postsynthetic Substitution

  • Dong Won Kang
  • , Kwang Soo Lim
  • , Kyung Jin Lee
  • , Jong Hyeon Lee
  • , Woo Ram Lee
  • , Jeong Hwa Song
  • , Kyu Hyun Yeom
  • , Jin Young Kim
  • , Chang Seop Hong*
  • *Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    Abstract

    We demonstrate the facile microwave-assisted synthesis of a porous organic framework 1 and the sulfonated solid (1S) through postsubstitution. Remarkably, the conductivity of 1S showed an approximately 300-fold enhancement at 30 °C as compared to that of 1, and reached 7.72×10−2S cm−1at 80 °C and 90 % relative humidity. The superprotonic conductivity exceeds that observed for any conductive porous organic polymer reported to date. This material, which is cost-effective and scalable for mass production, also revealed long-term performance over more than 3 months without conductivity decay.

    Original languageEnglish
    Pages (from-to)16123-16126
    Number of pages4
    JournalAngewandte Chemie - International Edition
    Volume55
    Issue number52
    DOIs
    Publication statusPublished - 2016 Dec 23

    Bibliographical note

    Publisher Copyright:
    © 2016 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim

    Keywords

    • long-term performance
    • microwave chemistry
    • porous organic polymers
    • postsynthetic substitution
    • proton-conducting materials

    ASJC Scopus subject areas

    • Catalysis
    • General Chemistry

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