Enhancing acid–gas separations using free volume manipulation for microporous poly(arylene ether)s

Joo, Taigyu [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA] (ORCID:0000000225038764); Wu, Yifan [Department of Chemistry, Massachusetts Institute of Technology, Cambridge, MA 02139, USA]; Lee, Tae Hoon [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA]; Dean, Pablo A. [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA]; Wu, Wan-Ni [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA]; Swager, Timothy M. [Department of Chemistry, Massachusetts Institute of Technology, Cambridge, MA 02139, USA] (ORCID:0000000235770510); Smith, Zachary P. [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA] (ORCID:0000000296305890)

doi:10.1039/d4ta07738e

DOE OSTI · 2507097

Enhancing acid–gas separations using free volume manipulation for microporous poly(arylene ether)s

Joo, Taigyu [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA] (ORCID:0000000225038764)·Wu, Yifan [Department of Chemistry, Massachusetts Institute of Technology, Cambridge, MA 02139, USA]·Lee, Tae Hoon [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA]·Dean, Pablo A. [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA]·Wu, Wan-Ni [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA]·Swager, Timothy M. [Department of Chemistry, Massachusetts Institute of Technology, Cambridge, MA 02139, USA] (ORCID:0000000235770510)·Smith, Zachary P. [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA] (ORCID:0000000296305890)

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Abstract

H 2 S/CH 4 and CO 2 /CH 4 separations show opposing trends, making simultaneous improvement challenging. This is addressed by increasing free volume to enhance competitive sorption effects and boosting diffusion selectivity through in situ crosslinking.

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Joo, Taigyu [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA] (ORCID:0000000225038764), Wu, Yifan [Department of Chemistry, Massachusetts Institute of Technology, Cambridge, MA 02139, USA], Lee, Tae Hoon [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA], Dean, Pablo A. [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA], Wu, Wan-Ni [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA], Swager, Timothy M. [Department of Chemistry, Massachusetts Institute of Technology, Cambridge, MA 02139, USA] (ORCID:0000000235770510), Smith, Zachary P. [Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA] (ORCID:0000000296305890). 2025-02-18. Enhancing acid–gas separations using free volume manipulation for microporous poly(arylene ether)s. https://doi.org/10.1039/d4ta07738e

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