Synthesis, characterization, and catalytic activity of vanadium-incorporated,-grafted, and-immobilized mesoporous MCM-41 in the oxidation of aromatics

S Shylesh, AP Singh - Journal of Catalysis, 2004 - Elsevier
Vanadium containing mesoporous molecular sieves synthesized by direct hydrothermal (V-
MCM-41), grafting (V/MCM-41), and immobilization methods (VNH2-MCM-41) has been …

The effect of vanadium sources on the synthesis and catalytic activity of VMCM-41

P Selvam, SE Dapurkar - Journal of Catalysis, 2005 - Elsevier
Mesoporous VMCM-41 was synthesized hydrothermally using various vanadium sources,
viz, tetravalent vanadium such as vanadyl sulfate and vanadyl acetylacetonate, as well as …

Synthesis, characterization of MCM-41 with high vanadium content in the framework and its catalytic performance on selective oxidation of cyclohexane

K Wu, B Li, C Han, J Liu - Applied Catalysis A: General, 2014 - Elsevier
V-MCM-41 with high content of vanadium in the framework was synthesized by using direct
hydrothermal method under alkaline condition. Tartaric acid is the complexing reagent and …

Characteristics of V-MCM-41 and its catalytic properties in oxidation of benzene

YW Chen, YH Lu - Industrial & engineering chemistry research, 1999 - ACS Publications
A series of mesoporous vanadosilicate V-MCM-41 molecular sieves with variable Si/V ratios
have been hydrothermally synthesized at pH= 10. These materials were investigated by …

Vanadium incorporated mesoporous silicates as catalysts for oxidation of alcohols and aromatics

V Parvulescu, C Anastasescu, BL Su - Journal of Molecular Catalysis A …, 2003 - Elsevier
The present paper explores different synthesis conditions (direct hydrothermal synthesis or
impregnation) for preparation of vanadium incorporated mesoporous silicate catalysts. Both …

Oxidation of ethyl benzene and diphenyl methane over ordered mesoporous M-MCM-41 (M= Ti, V, Cr): synthesis, characterization and structure–activity correlations

RK Jha, S Shylesh, SS Bhoware, AP Singh - Microporous and Mesoporous …, 2006 - Elsevier
Transition metals (M= Ti, V, Cr) were incorporated into the MCM-41 framework by surfactant-
assisted direct hydrothermal (DHT) methods and were characterized in detail by XRD, N2 …

Vanadium-containing MCM-41 for partial oxidation of lower alkanes

Q Zhang, Y Wang, Y Ohishi, T Shishido, K Takehira - Journal of Catalysis, 2001 - Elsevier
Vanadium-containing mesoporous molecular sieves synthesized by both template-ion
exchange (TIE) and direct hydrothermal (DHT) methods have been studied for partial …

Vanadium-containing ordered mesoporous silicas: Synthesis, characterization and catalytic activity in the hydroxylation of biphenyl

J George, S Shylesh, AP Singh - Applied Catalysis A: General, 2005 - Elsevier
A series of vanadium-containing ordered mesoporous MCM-41 materials (V-OMS) have
been synthesized by direct hydrothermal (V-MCM-41) and grafting (V/MCM-41) methods …

Mono (V, Nb) or bimetallic (V–Ti, Nb–Ti) ions modified MCM-41 catalysts: synthesis, characterization and catalysis in oxidation of hydrocarbons (aromatics and …

V Parvulescu, C Anastasescu, C Constantin, BL Su - Catalysis Today, 2003 - Elsevier
Mesoporous MCM-41 molecular sieves modified by single (V and Nb) or bimetal (Nb–Ti and
V–Ti) ions with highly ordered hexagonal arrangement of their cylindrical channels were …

Spherical V-MCM-48: The synthesis, characterization and catalytic performance in styrene oxidation

H Wang, W Qian, J Chen, Y Wu, X Xu, J Wang… - Rsc Advances, 2014 - pubs.rsc.org
A series of spherical, vanadium-containing, mesoporous V-MCM-48 catalysts with different
V/Si atomic ratios were synthesized by a direct hydrothermal method. The structure and …