Polydopamine-based synthesis of a zeolite imidazolate framework ZIF-100 membrane with high H2/CO2 selectivity

  • Nanyi Wang*
  • , Yi Liu
  • , Zhiwei Qiao
  • , Lisa Diestel
  • , Jian Zhou
  • , Aisheng Huang
  • , Jürgen Caro
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

115 Scopus citations

Abstract

A highly permselective ZIF-100 molecular sieve membrane has been prepared on a polydopamine (PDA)-modified support. Attributed to the formation of strong covalent and non-covalent bonds between PDA and ZIF-100, the ZIF-100 nutrients are attracted and bound to the support surface, thus promoting the growth of well-intergrown and phase-pure ZIF-100 membranes. The developed ZIF-100 membranes show high H2/CO2 selectivity due to the outstanding CO2 adsorption capacity of ZIF-100.

Original languageEnglish
Pages (from-to)4722-4728
Number of pages7
JournalJournal of Materials Chemistry A
Volume3
Issue number8
DOIs
StatePublished - 2015
Externally publishedYes

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