The role of titania in supported Mo, CoMo, NiMo, and NiW hydrodesulfurization catalysts: analysis of past and new evidences
J Ramírez, G Macías, L Cedeño, A Gutiérrez-Alejandre… - Catalysis Today, 2004 - Elsevier
Previous results and new evidence on the role of titania in supported hydrodesulfurization
catalysts are analyzed in order to construct a rational explanation for the different findings in …
catalysts are analyzed in order to construct a rational explanation for the different findings in …
Total oxidation of propane on Pt/WOx/Al2O3 catalysts by formation of metastable Ptδ+ species interacted with WOx clusters
A series of Pt/Al2O3 catalysts with various tungsten oxide loadings were prepared by a
stepwise wet impregnation method. The catalysts were characterized by X-ray diffraction …
stepwise wet impregnation method. The catalysts were characterized by X-ray diffraction …
Supported NiW catalysts with tunable size and morphology of active phases for highly selective hydrodesulfurization of fluid catalytic cracking naphtha
S Shan, P Yuan, W Han, G Shi, X Bao - Journal of catalysis, 2015 - Elsevier
This article reports a novel method for preparing supported NiW hydrodesulfurization (HDS)
catalysts with tunable size and morphology of active phases to achieve highly selective HDS …
catalysts with tunable size and morphology of active phases to achieve highly selective HDS …
Clean synthesis of alkyl levulinates from levulinic acid over one pot synthesized WO3-SBA-16 catalyst
SS Enumula, VRB Gurram, RR Chada, DR Burri… - Journal of Molecular …, 2017 - Elsevier
The present work highlights the application of solid acid catalyst to produce alkyl levulinate
from levulinic acid in continuous mode under vapor phase conditions. In this context …
from levulinic acid in continuous mode under vapor phase conditions. In this context …
Insights into Dopant-Mediated Tuning of Silica-Supported Mo Metal Centers for Enhanced Olefin Metathesis
A Uchagawkar, A Ramanathan, H Zhu, L Chen… - ACS …, 2024 - ACS Publications
We show that the electronic environment around active Mo centers supported on
mesoporous silicates can be tuned by the addition of transition metals creating highly …
mesoporous silicates can be tuned by the addition of transition metals creating highly …
The effect of support interaction on the sulfidability of Al2O3-and TiO2-supported CoW and NiW hydrodesulfurization catalysts
MJ Vissenberg, Y Van der Meer, EJM Hensen… - Journal of …, 2001 - Elsevier
The effect of the degree of W sulfidation on dispersion, morphology, thiophene
hydrodesulfurization (HDS) activity, and promotional behavior for supported Ni (Co) W …
hydrodesulfurization (HDS) activity, and promotional behavior for supported Ni (Co) W …
The role of titania support in Mo-based hydrodesulfurization catalysts
J Ramirez, L Cedeño, G Busca - Journal of Catalysis, 1999 - Elsevier
A series of mechanical mixtures Mo/Al2O3–TiO2/Al2O3has been prepared to study the role
of titania in Mo-based HDS catalysts. The catalysts were tested in the thiophene …
of titania in Mo-based HDS catalysts. The catalysts were tested in the thiophene …
Insight into the formation of the active phases in supported NiW hydrotreating catalysts
EJM Hensen, Y Van der Meer, JAR Van Veen… - Applied Catalysis A …, 2007 - Elsevier
The sulfidation mechanism of supported NiW hydrotreating catalysts is described in detail
based on literature data and experiments for carbon-and alumina-supported NiW catalysts. It …
based on literature data and experiments for carbon-and alumina-supported NiW catalysts. It …
Improvement of catalytic activity and sulfur-resistance of Ag/TiO2–Al2O3 for NO reduction with propene under lean burn conditions
J Li, Y Zhu, R Ke, J Hao - Applied Catalysis B: Environmental, 2008 - Elsevier
Ag-based catalysts supported on various metal oxides, Al2O3, TiO2, and TiO2–Al2O3, were
prepared by the sol–gel method. The effect of SO2 on catalytic activity was investigated for …
prepared by the sol–gel method. The effect of SO2 on catalytic activity was investigated for …
Influence of the support on the catalytic performance of Mo, CoMo, and NiMo catalysts supported on Al2O3 and TiO2 during the HDS of thiophene, dibenzothiophene …
The activity and promoter effect of Co and Ni for MoS 2/Al 2 O 3 and MoS 2/TiO 2 catalysts
during the hydrodesulfurization of three sulfur containing molecules (thiophene, DBT and 4 …
during the hydrodesulfurization of three sulfur containing molecules (thiophene, DBT and 4 …