Geomimetic Hydrothermal Synthesis of Polyimide-Based Covalent Organic Frameworks

Taehyung Kim, Se Hun Joo, Jintaek Gong, Sungho Choi, Ju Hong Min, Yongchul Kim, Geunsik Lee, Eunji Lee, Soojin Park, Sang Kyu Kwak, Hee Seung Lee, Byeong Su Kim

Research output: Contribution to journalArticlepeer-review

15 Citations (Scopus)

Abstract

Despite its abundance, water is not widely used as a medium for organic reactions. However, under geothermal conditions, water exhibits unique physicochemical properties, such as viscosity and a dielectric constant, and the ionic product become similar to those of common organic solvents. We have synthesized highly crystalline polyimide-based covalent organic frameworks (PICs) under geomimetic hydrothermal conditions. By exploiting triphenylene-2,3,6,7,10,11-hexacarboxylic acid in combination with various aromatic diamines, PICs with various pore dimensions and crystallinities were synthesized. XRD, FT-IR, and DFT calculations revealed that the solubility of the oligomeric intermediates under hydrothermal conditions affected the stacking structures of the crystalline PICs. Furthermore, the synthesized PICs demonstrate promising potential as an anode material in lithium-ion batteries owing to its unique redox-active properties and high surface area.

Original languageEnglish
Article numbere202113780
JournalAngewandte Chemie - International Edition
Volume61
Issue number4
DOIs
Publication statusPublished - 2022 Jan 21

Bibliographical note

Funding Information:
This work was supported by the National Research Foundation of Korea (NRF-2021R1A2C3004978 and NRF-2018R1A5A1025208). The synchrotron powder X-ray diffraction data for structural analysis were collected from the 9B beamline at the Pohang Accelerator Laboratory (Pohang, Republic of Korea). S.K.K. acknowledges financial support from the C1 Gas Refinery Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Science and ICT (NRF-2018M3D3A1A01055761). S.K.K. and G.L. acknowledge the computational calculations supported by the National Supercomputing Center with supercomputing resources including technical support (KSC-2021-CRE-0125 and KSC-2021-CRE-0188), UNIST-HPC, and UNIST supercomputing center.

Funding Information:
This work was supported by the National Research Foundation of Korea (NRF‐2021R1A2C3004978 and NRF‐2018R1A5A1025208). The synchrotron powder X‐ray diffraction data for structural analysis were collected from the 9B beamline at the Pohang Accelerator Laboratory (Pohang, Republic of Korea). S.K.K. acknowledges financial support from the C1 Gas Refinery Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Science and ICT (NRF‐2018M3D3A1A01055761). S.K.K. and G.L. acknowledge the computational calculations supported by the National Supercomputing Center with supercomputing resources including technical support (KSC‐2021‐CRE‐0125 and KSC‐2021‐CRE‐0188), UNIST‐HPC, and UNIST supercomputing center.

Publisher Copyright:
© 2021 Wiley-VCH GmbH

All Science Journal Classification (ASJC) codes

  • Catalysis
  • Chemistry(all)

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