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Polyimide-derived carbon molecule sieve membranes for gas separations

Nature Chemical Engineering volume 1, pages 119–123 (2024)Cite this article

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Polyimide-derived carbon molecular sieve (CMS) membranes mark an important step for various current, key energy-intensive separations. The excellent separation performance combined with economical scalability make CMS membranes ready to enable energy-transition-focused gas separations.

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Fig. 1: Key features and engineering of CMS membranes for industrial gas separations.
Fig. 2: CMS hollow-fiber formation options.

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Acknowledgements

We acknowledge the support by the Roberto C. Goizueta Chair fund, the US Department of Energy Grant DE‐FG02‐04ER15510, and Specialty Separations Center at Georgia Institute of Technology for assistance in equipment resource funds.

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  1. These authors contributed equally: Zhongyun Liu, Yuhe Cao.

Authors and Affiliations

  1. School of Chemical & Biomolecular Engineering, Georgia Institute of Technology, Atlanta, GA, USA

    Zhongyun Liu, Yuhe Cao & William J. Koros

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  1. Zhongyun Liu
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  2. Yuhe Cao
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  3. William J. Koros
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Correspondence to William J. Koros.

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Competing interests

W.J.K. notes that Air Liquide has licensed the Georgia Institute of Technology V-treatment intellectual property (IP) mentioned in Fig. 2.

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Nature Chemical Engineering thanks Tonghua Wang for their contribution to the peer review of this work.

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Liu, Z., Cao, Y. & Koros, W.J. Polyimide-derived carbon molecule sieve membranes for gas separations. Nat Chem Eng 1, 119–123 (2024). https://doi.org/10.1038/s44286-023-00021-1

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