Oxidative dehydrogenation
Development of Catalysts for the Oxidative Dehydrogenation of Ethane in a Cyclic Redox Scheme.
... In order to meet the growing demand for ethylene, the chemical looping oxidative dehydrogenation (CL-ODH) of ethane is being studied as a potential production route. CL-ODH is a two-step process where ...
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Vanadium Oxide Supported on Al-modified Titania Nanotubes for Oxidative Dehydrogenation of Propane
... In this study, characterization of vanadia supported on Al-modified titania nanotubes (TiNTs) synthe-sized by the alkaline hydrothermal treatment of TiO2 powders has been reported. A promising catalyst for ...
9
I Synthesis, characterization, and base catalysis of novel zeolite supported super basic materials II Oxidative dehydrogenation of ethane over reduced heteropolyanion catalysts
... heteropolyanions for the oxidative dehydrogenation of ethane to ethylene and acetic acid at atmospheric pressure. The activity of these catalysts towards the oxidation of ethylene and ethanol was also ...
7
Selection of Active Modified Zeolite Catalyst and Kinetics of the Reaction of Selective Oxidative Dehydrogenation of Cyclohexane to Cyclohexadiene 1,3
... It was found that the conversion of cyclohexane over studied catalysts occurs on the following directions: the oxidative dehydrogenation; partial and deep oxidation. The yield of reaction products depend ...
10
Propane oxidative dehydrogenation over vanadium oxide nanostructures supported on porous graphene prepared by hydrothermal method
... Several techniques are available to achieve different levels of polypropylene. Considering the low efficiency and some problems including surplus products such as ethylene and propylene, development of new technologies ...
10
Oxygen-Free Propane Oxidative Dehydrogenation Over Vanadium Oxide Catalysts: Reactivity and Kinetic Modelling
... Propane conversion to propylene has been the subject of intensive researches. This is due to the increasing demand for propylene. Current propylene production processes suffer from several limitations. Oxidative ...
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Selective production of ethylene via continuous oxidative dehydrogenation of ethane in (Dy2O3/MgO) (Li K)Cl composite membrane reactor
... studying oxidative dehydrogenation of ethane over supported chlorides catalysts (T = 898 K), proposed that chlorides were molten generating a molten chlorides-gas phase interface where surface reaction ...
36
Propane Oxidative Dehydrogenation Under Oxygen-free Conditions Using Novel Fluidizable Catalysts: Reactivity, Kinetic Modeling and Simulation Study
... the dehydrogenation process, oxygen can be added to the reaction medium, promoting ODH (oxidative dehydrogenation) 2 ...of dehydrogenation (DH) 5,8,20,21 ...non- oxidative catalytic ...
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The Ti3AlC2 MAX phase as an efficient catalyst for oxidative dehydrogenation of n butane
... 3.89 eV). Thus, both types of direct dissociation will not be the easiest pathways and thus, other intermediate mecha- nisms must have taken place to lower these overall energy barrier. This gives credence to the ...
7
OXIDATIVE DEHYDROGENATION OF 1-TETRALONES: SYNTHESIS OF JUGLONE, NAPHTHAZARIN, AND ?-HYDROXYANTHRAQUINONES
... for oxidative dehydrogenation des- cribed herein complement those based on the use of oxygen as oxidant, either in dimethylformamide [42] to parallel transformation in the anthracycline series, or in ...
9
Oxidative Dehydrogenation of Ethylbenzene over ZSM 5 Type Chromosilicates in the Presence of CO2
... [37] [38], propane [4] [24] [39]-[41], or isobutene [34] over supported chromium oxide. The reduction-oxida- tion property and the appropriate dispersion of chromium species on the support are important in these ...
10
Green and Efficient Oxidation of Octanol by Iron Oxide Nanoparticles Supported on Activated Carbon
... for oxidative dehydrogenation of oc- tanol over iron oxide nanoparticles supported on activated carbon according to Langmuir-Hinshelwood kinetic Equation ...
9
A new perspective on catalytic dehydrogenation of ethylbenzene: the influence of side-reactions on catalytic performance
... Catalytic dehydrogenation of ethylbenzene is the main industrial method to produce styrene 1,2 , which is a precursor molecule for the synthesis of rubbers and ...catalytic dehydrogenation process itself is ...
32
Physicochemical Studies of Ni-, Co-, and Pt- Promoted Movnbox Catalysts Synthesised by Impregnation Method
... the Catalytic Performance of NiMoO4 and Modification of the Kinetic parameters of Oxidative Dehydrogenation of Propane over NiMoO4/Sb2O4 Biphasic Catalyst by Oxygen spillover, in: A. Guerrero-Ruiz, I. ...
7
Effect of CO2 on the Conversion of Isobutane over Iron, Cerium and Molybdenum Mixed Oxides
... The effects of various parameters such as the support (Al 2 O 3 ), the catalyst weight, the reaction temperature and the presence of water in reactant mixture were investigated. It has been found that Al 2 O 3 improved ...
7
Structural changes in FeOx/γ Al2O3 catalysts during ethylbenzene dehydrogenation
... T he comparison of the catal yst after reaction to the fresh material therefore indicates that significant changes are effected as a result of the dehydrogenation reaction. C arbon laydown, or coke, is typical in ...
17
A NOVEL COUPLING ROUTE FOR SIMULTANEOUS DEHYDROGENATION AND HYDROGENATION REACTIONS OVER COPPER BASED CATALYSTS
... and dehydrogenation of BDO and importance, industrial application of their products such as aniline (AN), ortho-chloroaniline (o-CAN), 1-phenylethanol (PhE), gama-butyrolactone (GBL) and economy of ...and ...
22
Dehydrogenation of Ethyl Benzene to Styrene Over Cs/Co3Mo3N and SnO2-ZrO2
... For the first time we observed considerable amount of dehydrogenation of ethyl benzene by promoted bimetallic nitride (Cs/Co 3 Mo 3 N). These catalysts Cs/ Co 3 Mo 3 N, 50%SnO 2 -ZrO 2 are prepared by ...
6
ABSTRACTS: January 197129-35
... Chemisorption data from the dehydrogenation of cyclohexane on various Pt iAl,O, catalysts showed that information on the size of Pt crystals, the surface coverage by Pt and[r] ...
7
Initial Aromatics Growth in Different Hydrocarbon Flames.
... (a) Modeled (lines) and experimental (symbols) mole fractions of cyclic C 6 species (cyclohexane, cyclohexene,. cyclohexadiene, and benzene) relevant to sequential dehydrogenation proce[r] ...
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