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HERO ID
7728921
Reference Type
Journal Article
Title
Strong metal-support interaction effect of Pt/Nb2O5 catalysts on aqueous phase hydrodeoxygenation of 1,6-hexanediol
Author(s)
Jun, J; Suh, YW; Suh, D; Lee, Y
Year
2018
Is Peer Reviewed?
Yes
Journal
Catalysis Today
ISSN:
0920-5861
Publisher
Elsevier B.V.
Volume
302
Page Numbers
108-114
Language
English
DOI
10.1016/j.cattod.2017.03.026
Web of Science Id
WOS:000418532900011
Abstract
A series of Pt/Nb2O5 catalysts were synthesized at different temperature conditions to investigate metal-support interaction effect on the catalytic activities in the aqueous phase hydrodeoxygenation of 1,6-hexanediol at 523 K and 5.5 MPa. The increase of calcination temperature of Nb2O5 support over 773 K lowered surface area as well as acidity of Nb2O5, which altered the electron density of the active center Pt as characterized by XANES analysis. It was demonstrated that the bifunctional catalytic nature of Pt/Nb2O5 catalyst having high acidity and electron deficiency could promote the dehydration of 1,6-hexanediol followed by hydrogenation with high selectivity toward n-hexane. © 2017 Elsevier B.V.
Keywords
Pt/Nb2O5; Hydrodeoxygenation; Bifuctional catalyst; XANES
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