Importance of small loops within PIM-1 topology on gas separation selectivity in thin film composite membranes

Andrew B. Foster, Joseph L. Beal, Marzieh Tamaddondar, Jose Miguel Luque-Alled, Ben Robertson, Michael Mathias, Patricia Gorgojo, Peter M. Budd

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31 Scopus citations

Abstract

Studies of blends of topologically distinct samples of the polymer of intrinsic microporosity PIM-1 provide, for the CO2/N2 gas pair, insight into the optimum loop topology required for high selectivity and permeance of thin film composite (TFC) membranes.
Original languageEnglish (US)
JournalJOURNAL OF MATERIALS CHEMISTRY A
DOIs
StatePublished - 2021
Externally publishedYes

Bibliographical note

KAUST Repository Item: Exported on 2021-10-07
Acknowledgements: P. M. B., M. T. and A. B. F. would like to thank the support of Programme Grant EP/M01486X/1 (SynFabFun) funded by the Engineering and Physical Sciences Research Council (EPSRC). We thank Emma Enston, Anne Davies, Martin Jennings and Teruo Hashimoto for their assistance in obtaining the MALDITOF mass spectra, elemental analysis and TEM analysis, respectively. We thank Prof. Ingo Pinnau (King Abdullah
University of Science and Technology, Saudi Arabia) for kindly providing the porous polyacrylonitrile (PAN) membrane (Sepro PA350 ultrafiltration membrane) used in preparation of TFC membranes.

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