Chitosan as Support Material for Metal-Organic Framework based Catalysts

Christia R Jabbour, Kordula B Schnabl, Haoxiang Yan, Naoise N O'Beirn, Joren M Dorresteijn, Florian Meirer, Laurens D B Mandemaker, Bert Marc Weckhuysen*

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

Turning waste into valuable products is one of the main challenges of the chemical industry. In this work, chitosan (CS), an abundant, low-cost, and non-toxic biopolymer derived from chitin, was reshaped into beads of ~3 mm. Their suitability as a support material for active phase catalyst materials was tested for a zirconium-based Metal-Organic Framework (MOF) with incorporated Pt, namely UiO-67-Pt. Its incorporation was investigated via two procedures: a one-pot synthesis (OPS) and a post-synthetic functionalization (PSF) synthesis method. Scanning electron microscopy (SEM) images show good UiO-67-Pt dispersion throughout the CS beads for the one-pot synthesized material (UiO-67-Pt-OPS@CS). However, this uniform dispersion was not observed for the post-synthetically functionalized material (UiO-67-Pt-PSF@CS). The success of the implementation of UiO-67-Pt was evaluated with ultraviolet-visible and infrared spectroscopy for both composite materials. Thermogravimetric analysis (TGA) reveals higher thermal stabilities for UiO-67-Pt-OPS@CS composite beads in comparison to pure CS beads, but not for UiO-67-Pt-PSF@CS. The study provides valuable insights into the potential of chitosan as a green, bead-shaped support material for MOFs, offering flexibility in their incorporation through different synthesis routes. It further contributes to the broader goal of the sustainable and eco-friendly design of a new generation of catalysts made from waste materials, which will be the topic of future studies.

Original languageEnglish
Article numbere202400154
JournalChemPhysChem
Volume25
Issue number17
Early online date26 May 2024
DOIs
Publication statusPublished - 2 Sept 2024

Bibliographical note

Publisher Copyright:
© 2024 The Authors. ChemPhysChem published by Wiley-VCH GmbH.

Funding

This work was supported by the Netherlands Center for Multiscale Catalytic Energy Conversion (MCEC), an NWO Gravitation program funded by the Ministry of Education, Culture and Science of the government of The Netherlands. It has received funding from the European Union (EU) Horizon 2020 research and innovation program under the Marie Sklodowska - Curie grant agreement No. 801359. Furthermore, the project was supported by the Advanced Research Center Chemical Building Blocks Consortium (ARC CBBC), founded by AkzoNobel, BASF, Nouryon, and Shell, and the Universities of Eindhoven, Groningen, and Utrecht. The authors express their gratitude to the Instituto de Catalisis y Petroleoquimica in Madrid, Spain, for conducting the Hg porosimetry measurements. Dr. Koen Bossers (Utrecht University, UU) is also thanked for their fruitful scientific discussions.

FundersFunder number
Netherlands Center for Multiscale Catalytic Energy Conversion (MCEC), an NWO Gravitation program - Ministry of Education, Culture and Science of the government of the Netherlands
European Union (EU)801359
Advanced Research Center Chemical Building Blocks Consortium (ARC CBBC)
AkzoNobel
BASF
Nouryon
Shell
University of Eindhoven
University of Groningen
University of Utrecht

    Keywords

    • chitosan
    • composite material
    • metal-organic framework
    • synthesis

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