A fascinating study on the gas permeability of a cross-linked Polymer of intrinsic Microporosity (PIM-Trip-TB) from Prof. Pei Li’s group at Beijing University of Chemical Technology.

https://www.sciencedirect.com/science/article/pii/S0376738818306215

mixed_gas_PIM-Trip_TB.jpg

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Reviews: I highly recommend reading this very nice and detailed overview of the use of new microporous materials, including polymers of intrinsic microporosity for important separations:

https://onlinelibrary.wiley.com/doi/full/10.1002/adma.201704953

Also, here is a nice review on PIMs for gas separation membranes:

https://nrs.org/journal/pnrs/browse-the-journal/volume-2/polymers-of-intrinsic-microporosity-pims-gas-separation-membranes-a-mini-review