Electrostatic-Assisted Liquefaction of Porous Carbons

Peipei Li, Jennifer A. Schott, Jinshui Zhang, Shannon M. Mahurin, Yujie Sheng, Zhen An Qiao, Xunxiang Hu, Guokai Cui, Dongdong Yao, Suree Brown, Yaping Zheng, Sheng Dai

Research output: Contribution to journalArticlepeer-review

76 Scopus citations

Abstract

Porous liquids are a newly developed porous material that combine unique fluidity with permanent porosity, which exhibit promising functionalities for a variety of applications. However, the apparent incompatibility between fluidity and permanent porosity makes the stabilization of porous nanoparticle with still empty pores in the dense liquid phase a significant challenging. Herein, by exploiting the electrostatic interaction between carbon networks and polymerized ionic liquids, we demonstrate that carbon-based porous nanoarchitectures can be well stabilized in liquids to afford permanent porosity, and thus opens up a new approach to prepare porous carbon liquids. Furthermore, we hope this facile synthesis strategy can be widely applicated to fabricate other types of porous liquids, such as those (e.g., carbon nitride, boron nitride, metal–organic frameworks, covalent organic frameworks etc.) also having the electrostatic interaction with polymerized ionic liquids, evidently advancing the development and understanding of porous liquids.

Original languageEnglish
Pages (from-to)14958-14962
Number of pages5
JournalAngewandte Chemie - International Edition
Volume56
Issue number47
DOIs
StatePublished - Nov 20 2017

Funding

This work was supported by the U.S. Department of Energy, Office of Science, Basic Energy Sciences, Geosciences, Chemical Sciences, and Biosciences Division. P.L., D.Y. and Y.Z. appreciate financial support from the National Natural Science Foundation of China (No. 51373137), the Shaanxi International Science and Technology Cooperation and Exchange Program (No. 2016KW-053), the Natural Science Basic Research Plan in Shaanxi Province of China (No. 2017JQ2002) and the Innovation Foundation for Doctor Dissertation of Northwestern Polytechnical University (No. CX201624). J.Z. thanks Dr. Yuxiao Ding for helpful discussions.

Keywords

  • electrostatic interaction
  • gas storage
  • hollow carbon spheres
  • polymerized ionic liquids
  • porous liquids

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