Hydrogen bonding to oxygen in siloxane bonds drives liquid phase adsorption of primary alcohols in high-silica zeolites-Reference-Cited by-同舟云学术

Hydrogen bonding to oxygen in siloxane bonds drives liquid phase adsorption of primary alcohols in high-silica zeolites

Published:2023 Issue:9 Volume:10 Page:3702-3711
ISSN:2051-6347
Container-title:Materials Horizons
language:en
Short-container-title:Mater. Horiz.

Author:

Radhakrishnan Sambhu¹²^ORCID,Lejaegere Charlotte¹^ORCID,Duerinckx Karel¹²,Lo Wei-Shang³,Morais Alysson F.¹²^ORCID,Dom Dirk¹²,Chandran C. Vinod¹²^ORCID,Hermans Ive¹³⁴^ORCID,Martens Johan A.¹²^ORCID,Breynaert Eric¹²^ORCID

Affiliation:

1. Centre for Surface Chemistry and Catalysis - Characterization and Application Team (COK-KAT), KU Leuven, Celestijnenlaan 200F Box 2461, 3001-Heverlee, Belgium

2. NMRCoRe - NMR/X-Ray platform for Convergence Research, KU Leuven, Celestijnenlaan 200F Box 2461, 3001-Heverlee, Belgium

3. Department of Chemistry, University of Wisconsin-Madison, 1101 University Avenue, Madison, Wisconsin 53706, USA

4. Department of Chemical and Biological Engineering, Wisconsin Energy Institute, University of Wisconsin-Madison, 1552 University Ave, Madison, WI 53726, USA

Abstract

NMR reveals alcohols and water adsorb in high silica zeolites by hydrogen bonding to siloxane bridges. This new mechanism co-exists with chemi- and physi-sorption on Brønsted acid and defect sites and drives pore filling adsorption in MFI zeolites.

Funder

Austrian Science Fund

Departement Economie, Wetenschap en Innovatie

Vlaamse regering

H2020 European Research Council

Fonds Wetenschappelijk Onderzoek

Publisher

Royal Society of Chemistry (RSC)

Subject

Electrical and Electronic Engineering,Process Chemistry and Technology,Mechanics of Materials,General Materials Science

Link

http://pubs.rsc.org/en/content/articlepdf/2023/MH/D3MH00888F