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Catalysts, heterogeneous

Hess s law A reaction enthalpy is the sum of the enthalpies of any sequence of reactions (at the same temperature and pressure) into which the overall reaction can be divided, heterogenous alloy See alloy. heterogeneous catalyst See catalyst. heterogeneous equilibrium An equilibrium in which at least one substance is in a different phase from the others. Example AgCI(s) Ag+(aq) + Cl "(aq). heterogeneous mixture A mixture in which the... [Pg.952]

When an aldehyde or a ketone is treated with ammonia or a primary or secondary amine in the presence of hydrogen and a hydrogenation catalyst (heterogeneous or... [Pg.1187]

VJhereas the occurrence of 3-state models (or even higher-state models) is reasonable in view of catalyst heterogeneity, the mean deviations obtained in the 2-state and the 3-state models are very similar. Thus, for practical purposes, the 2-state model approximates the copolymer system fairly well. [Pg.187]

OMS materials are also green in that they are heterogeneous catalysts. Heterogeneous catalysts do not leach into the system and are therefore completely recoverable. In addition, doping of OMS materials with iron allows separation of... [Pg.226]

There are two kinds of catalysts. Heterogeneous catalysts are insoluble in the medium in which the reaction is taking place so that reactions of gaseous or liquid reagents occur at the surface, whilst homogeneous catalysts are dissolved in the reaction medium and hence all catalytic sites are available for reaction. Some of the properties of catalysts are collected in Table 1.1, where heterogeneous and homogeneous catalysts are compared. [Pg.2]

Table 34 Water-gas shift rates for a,s-[Rh(CO)2(amme)2]PF6 catalyst heterogenized on P(4-VP)149... Table 34 Water-gas shift rates for a,s-[Rh(CO)2(amme)2]PF6 catalyst heterogenized on P(4-VP)149...
Table 37 Water-gas P(4-VP)159 shift rates for [Rh(COD)(amine)2PF6 catalyst heterogenized on... [Pg.166]

A catalyst is a substance that increases the rate at which a chemical reaction reaches equilibrium. Catalysis is the word used to describe the action of the catalyst. Heterogeneous catalysis describes the enhancement in the rate of a chemical reaction brought about by the presence of an interface between two phases [2],... [Pg.197]

Keywords Catalysis, polymer-supported oxidovanadium (IV) complex, Solid supported catalysts, heterogenized homogeneous catalysts... [Pg.36]

Modified Raney Nickel (MRNi) Catalyst Heterogeneous Enantio-Differentiating (Asymmetric) Catalyst... [Pg.215]

When an aldehyde or a ketone is treated with ammonia or a primary or secondary amine in the presence of hydrogen and a hydrogenation catalyst (heterogeneous or homogeneous), reductive alkylation of ammonia or the amine (or reductive amination of the carbonyl compound) takes place.165 The reaction can formally be regarded as occurring in the following manner (shown for a primary amine), which probably does correspond to the actual sequence of steps 166... [Pg.898]

Reactions in which liquid or gas-phase reactions are catalyzed by solid catalysts (heterogeneous catalysis) often exhibit kinetics that are zero order in the reactant species. Explain why this might be so. [Pg.796]

Pt/Al203 catalyst Heterogeneous dilution of (unpublished results) ... [Pg.80]


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Acid catalysts, heterogeneous

Acid-base bifunctional heterogeneous catalysts

Active heterogeneous catalyst

Alkyne heterogeneous catalyst

Alumina heterogeneous polymerization catalysts

Amorphous, Porous Heterogeneous Catalysts and Supports

Analytical electron microscopy heterogeneous catalyst

Aromatic rings heterogeneous catalysts

Asymmetric Heterogeneous Catalysts Implemented in Industry

Binding and Reactive Sites in Metal Cluster Catalysts Homogeneous-Heterogeneous Bridges

Building Block Approaches to Nanostructured, Single Site, Heterogeneous Catalysts

Carboxylic acids heterogeneous catalysts

Case Heterogenized ILs as Catalysts

Catalyst Concepts in Heterogeneous Catalysis

Catalyst Shapes and Production of Heterogeneous Catalysts

Catalyst copper, heterogeneous

Catalyst heterogeneous catalysts, support

Catalyst heterogeneous oxide

Catalyst heterogenous catalysis

Catalyst surface, accessibility heterogeneity

Catalyst, continued heterogeneous

Catalysts heterogeneity

Catalysts heterogeneity

Catalysts heterogeneous reaction mechanisms

Catalysts heterogeneous reactions

Catalysts heterogenized transition metal

Catalysts heterogenous

Catalysts heterogenous

Catalysts homogeneous versus heterogeneous

Catalysts polymer-immobilized, heterogeneous

Catalysts, heterogeneous/homogeneous

Catalysts, heterogenization

Catalytic converters, heterogeneous catalysts

Catalytic sites heterogeneous catalysts

Characterization of heterogeneous catalysts

Chevrel phases heterogeneous HDS catalysts containing molecular clusters

Chiral heterogeneous catalyst

Chirally Modified Heterogeneous Hydrogenation Catalysts

Chromium catalysts, heterogeneous

Chromocene and Heterogeneous Catalysts

Classes of Heterogeneous Catalysts

Classical heterogeneous catalysts

Clay catalysts heterogeneous composite

Cobalt catalysts, heterogeneous

Conjugated linoleic acids heterogeneous catalysts

Coordination Catalysts 1 Polymerisation with Heterogeneous Ziegler-Natta

Crude Oil to Gasoline and Basic Building Blocks by Heterogeneous Catalysts

Deactivation of Heterogenous Catalysts

Derivation from heterogeneous catalysts

Direct heterogeneous palladium catalyst

Donor heterogeneous catalysts

Enantioselective heterogeneous catalysis catalysts

Enantioselective heterogeneous catalysis enzyme catalysts

Epoxidation heterogeneous catalysts

Ester 123 Heterogeneous catalyst

Esterification of alcohols using heterogeneous acid catalyst

Ethylene with heterogeneous catalysts from

Examples of Heterogeneous Reactions Using Solid Catalysts and Ultrasound

Forms of Heterogeneous Catalysts

Heck heterogeneous catalyst

Heterocycles catalysts: heterogeneous

Heterogeneous Catalysis 4 Nanoparticle-Based Catalysts

Heterogeneous Catalysis Kinetics in Porous Catalyst Particles

Heterogeneous Catalysts Fixed on Ionites

Heterogeneous Catalysts for Clean Technology: Spectroscopy, Design, and Monitoring, First Edition

Heterogeneous Catalysts forms

Heterogeneous Catalysts preparation

Heterogeneous Catalytic Synthesis of ()-Butyl Cinnamate Using a Palladium Nanosphere Catalyst

Heterogeneous Enantioselective Catalysts in Industrial Research and Application

Heterogeneous Fenton-like catalysts

Heterogeneous POM catalysts

Heterogeneous POM-based catalysts

Heterogeneous Polymerization Catalysts Derived from Transition Metal Alkyl Compounds

Heterogeneous Reduction Catalysts

Heterogeneous Sulfide Catalysts

Heterogeneous WGS Catalysts

Heterogeneous acid catalysts Friedel-Crafts acylation

Heterogeneous acid catalysts biodiesel synthesis

Heterogeneous acid-base catalysts

Heterogeneous and Supported Catalysts

Heterogeneous asymmetric catalysis catalyst

Heterogeneous asymmetric catalysis chirally modified catalysts

Heterogeneous asymmetric catalysis inorganic catalysts

Heterogeneous asymmetric catalysis organic catalysts

Heterogeneous asymmetric catalysis solid catalysts

Heterogeneous base catalysts

Heterogeneous basic catalysts

Heterogeneous bulk catalysts

Heterogeneous carbon-supported catalysts

Heterogeneous catalysis active catalysts

Heterogeneous catalysis bifunctional catalysts

Heterogeneous catalysis catalyst

Heterogeneous catalysis catalyst types

Heterogeneous catalysis metallic catalysts

Heterogeneous catalysis mixed catalysts

Heterogeneous catalysis selective catalysts

Heterogeneous catalysis supported metal catalysts

Heterogeneous catalysis zeolite catalysts

Heterogeneous catalysis zeolites as catalysts

Heterogeneous catalyst Bronsted acid sites

Heterogeneous catalyst acetic acid conversion

Heterogeneous catalyst activity

Heterogeneous catalyst alkane isomerization

Heterogeneous catalyst alumina

Heterogeneous catalyst chromia

Heterogeneous catalyst cracking products

Heterogeneous catalyst development pathway

Heterogeneous catalyst effectiveness factor

Heterogeneous catalyst metal catalysts

Heterogeneous catalyst monolithic

Heterogeneous catalyst onto catalysts supports

Heterogeneous catalyst oxide-supported catalysts, organometallic

Heterogeneous catalyst particles

Heterogeneous catalyst particles microscopy

Heterogeneous catalyst particles removal

Heterogeneous catalyst platinum-catalyzed reactions

Heterogeneous catalyst precursors

Heterogeneous catalyst quasi-equilibria

Heterogeneous catalyst rate-limiting step

Heterogeneous catalyst structure

Heterogeneous catalyst support monolithic

Heterogeneous catalyst supported metal catalysts

Heterogeneous catalyst transport effects

Heterogeneous catalyst zeolite-supported catalysts, organometallic

Heterogeneous catalyst zeolites

Heterogeneous catalysts Friedel-Crafts alkylation

Heterogeneous catalysts active components

Heterogeneous catalysts advantages

Heterogeneous catalysts cycloolefins

Heterogeneous catalysts deactivation

Heterogeneous catalysts derived from

Heterogeneous catalysts dispersion

Heterogeneous catalysts features

Heterogeneous catalysts impregnation method

Heterogeneous catalysts industrial applications

Heterogeneous catalysts meaning of term

Heterogeneous catalysts monolayer model

Heterogeneous catalysts overview

Heterogeneous catalysts petrochemical industry

Heterogeneous catalysts polystyrene

Heterogeneous catalysts selective

Heterogeneous catalysts supported

Heterogeneous catalysts supported metal particle preparation

Heterogeneous catalysts synthesis

Heterogeneous catalysts testing

Heterogeneous catalysts types

Heterogeneous catalysts, and

Heterogeneous catalysts, characterization

Heterogeneous catalysts, defined

Heterogeneous catalysts, deposition

Heterogeneous catalysts, sensor materials

Heterogeneous catalysts, site-controlled

Heterogeneous catalysts, site-controlled catalyst chirality

Heterogeneous catalysts, site-controlled stereospecific polymerizations

Heterogeneous catalytic processes catalyst testing

Heterogeneous catalytic reactions bifunctional catalysts

Heterogeneous chemical reactions catalyst effects

Heterogeneous coordination catalyst

Heterogeneous early transition-metal catalyst

Heterogeneous epoxidation on Ti catalysts

Heterogeneous epoxidation on silver catalysts

Heterogeneous epoxidation silver catalyst

Heterogeneous epoxidation titanium catalyst

Heterogeneous heterogenization, chiral catalysts

Heterogeneous hybrid catalyst

Heterogeneous hydrogenation catalysts based on quartz

Heterogeneous immobilization, chiral catalysts

Heterogeneous immobilized catalysts, flow reaction

Heterogeneous metathesis catalysts

Heterogeneous model catalysts

Heterogeneous osmium catalysts

Heterogeneous oxidation catalysts

Heterogeneous polymeric catalysts

Heterogeneous polymerization solid catalysts

Heterogeneous process catalysts effect

Heterogeneous reagent/catalyst immobilization

Heterogeneous ruthenium-based catalyst

Heterogeneous ruthenium-based catalyst systems

Heterogeneous silica-supported catalysts

Heterogeneous solid acid catalysts

Heterogeneous solid catalysts

Heterogeneous supported metal catalyst

Heterogeneous titanium catalyst

Heterogeneous-homogeneous catalytic oxide catalysts

Heterogenization of catalysts

Heterogenization of homogeneous catalysts

Heterogenized catalysts

Heterogenized catalysts

Heterogenized homogeneous catalysts

Heterogenized homogenous carbonylation catalysts

Heterogenized metal complex catalyst

Heterogenized transition metal catalysts polymerization with

Heterogenized transition metal catalysts polystyrene

Heterogenizing Homogeneous Catalysts and Their Use in a Continuous Flow Reactor

Homogeneous catalysis heterogeneous catalyst)

Homogeneous catalysts heterogeneous catalyst comparisons

Homogeneous from Heterogeneous Catalysts

Homogeneous, heterogeneous catalysts, bridging

Hybrid-phase catalysts heterogeneous

Hydration and Dehydration by Heterogeneous Catalysts

Hydrogenation Using Heterogeneous Catalysts

Hydrogenation catalysts: heterogeneous

Hydrogenation with heterogeneous catalysts

Industrial processes heterogeneous catalysts used

Iron catalysts, heterogeneous

Iron-ammonia catalysts surface heterogeneity

Linear heterogeneous catalysts

Liquid-phase Oxidation over Heterogeneous Catalysts

Metal Coordination Sites in Heterogeneous Catalysts

Metal as heterogeneous catalysts

Metal catalysts heterogeneous

Metal fluorides, heterogeneous catalysts

Metal oxides, as heterogenous catalysts

Metallocene catalysts heterogeneous

Metals, as heterogenous catalysts

Molecular Weight Distribution of SPS with Heterogeneous Catalysts

Molecular weight distribution with heterogeneous catalysts

Molybdenum catalysts, heterogeneous

Multimetallic heterogeneous catalyst

Nanocluster heterogeneous catalysts

Non-crystalline heterogeneous catalysts

Novel Colloid Based Heterogeneous Catalysts

Novel Heterogenized Catalysts for Asymmetric Ring-Opening Reactions of Epoxides

Olefin heterogeneous catalysts

Olefins heterogeneous polymerization catalysts

Organometallic clusters heterogeneous catalysts

Oxide catalyst chemical heterogeneity

Oxygen heterogeneous catalysts

Palladium heterogeneous catalysts

Particle sites, heterogeneous catalysts

Physical Fabrication of Nanostructured Heterogeneous Catalysts

Platinum catalysts, heterogeneous

Polymer heterogeneous catalysts

Polymer supported metal catalysts heterogenous catalyst

Polymerisation reactions heterogeneous catalysts

Polymerization heterogeneous catalysts

Preparation advances homogeneous, heterogeneous catalysts

Preparation of Heterogeneous Catalysts for Chemo- and Enantioselective Hydrogenation Reactions

Preparation of heterogeneous catalysts

Preparation of the heterogeneous catalyst nickel-on-charcoal

Process Development Critical Factors for the Application of (Heterogeneous) Enantioselective Catalysts

Production and Characterization of Heterogeneous Catalysts

Reactions heterogeneous hydrogenation catalyst

Reactive heterogeneous catalyst

Ruthenium catalysts, heterogeneous

Selective heterogeneous catalysts Friedel-Crafts alkylation

Selective heterogeneous catalysts advantages

Selective heterogeneous catalysts features

Selective heterogeneous catalysts hydrophilicity-hydrophobicity

Silica heterogeneous polymerization catalysts from

Silica/titania heterogeneous catalyst

Site-Isolated Heterogeneous Catalysts

Solid catalysts zeolite heterogeneous catalysis

Solid support catalysts heterogeneous hydrogenation

Solids as Heterogeneous Catalysts

Sonogashira heterogeneous catalyst development

Sonogashira reaction heterogeneous catalysts

Stereospecific polymerizations heterogeneous catalysts

Styrene heterogeneous catalysts

Superbasic Heterogeneous Catalysts

Supported Heterogeneous Catalyst Systems

Surface sites, heterogeneous catalysts

Synthesis of heterogeneous catalysts

Tailoring Heterogeneous Catalysts

Thallium-based heterogeneous catalysts

The Heterogeneity of Catalyst Surfaces for Chemisorption Hugh S. Taylor

The Oligomerization of Alkenes by Heterogeneous Catalysts

The Structure of Heterogeneous Catalysts

The active phases in heterogeneous HDS catalysts

Transfer Hydrogenation Using Heterogeneous Catalysts

Transition metal alkyl compounds heterogeneous polymerization catalysts

Transition metal heterogeneous polymerization catalysts

Triazoles heterogeneous copper catalysts

Tungstate catalysts, heterogenization

Tungsten catalysts, heterogeneous

Type I Homochiral MOCP Catalysts in Heterogeneous Asymmetric Reactions

Type II Homochiral MOCP Catalysts in Heterogeneous Asymmetric Reactions

Water heterogeneous catalysts

Ways of Using Heterogeneous Catalysts

What Heterogeneous Catalysts are Active in Formation of Oxygenated Products

Zeolite catalysts heterogeneous composite

Ziegler-Natta catalysts heterogeneous

Ziegler-Natta catalysts heterogeneous systems

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