Amine-functionalized metal organic frameworks MIL-101(Cr) adsorbent for copper and cadmium ions in single and binary solution

Fadhil Abid Elaiwi*, Ahmet Sirkecioglu

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

26 Citations (Scopus)

Abstract

In this study, functionalized MIL-101(Cr) with amine group (ED-MIL-101(Cr)) was Synthesized. Using grafted MOF, adsorption experiments of Cu(II) and Cd(II) ions in single and binary solutions were performed. The adsorption results were fitted well by the Langmuir and extended Freundlich models for single ion and binary ion solutions, respectively. Data revealed that ED-MIL-101(Cr) possess maximum adsorption capacities (mg/g) of 69.9 and 63.15 for Cu(II) and Cd(II), respectively,with affinity order Cu(II) ˃ Cd(II) in binary ion solution. The kinetic data was well described by the pseudo-second-order model. The amino-functionalized MIL-101(Cr) can be a promising candidate for metal ion removal from the aqueous environment.

Original languageEnglish
Pages (from-to)3362-3374
Number of pages13
JournalSeparation Science and Technology
Volume55
Issue number18
DOIs
Publication statusPublished - 11 Dec 2020

Bibliographical note

Publisher Copyright:
© 2019 Taylor & Francis Group, LLC.

Keywords

  • Adsorption
  • Amine functionalized MIL-101(Cr)
  • Cadmium
  • Copper

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