Studies in Surface Science and Catalysis 16

PREPARATION OF CATALYSTS IH Scientific Bases for the Preparation of Heterogeneous Catalysts

Proceedings of the Third International Symposium, Louvain-Ia-Neuve, September 6-9 , 1982

Editors

G. Poncelet and P. Grange

Universite Catholique de Louvain, Groupe de Physico-Chimie Minerale et de Cataiyse,

Louvain-Ia-Neuve, Belgium

and

P.A. Jacobs

Katholieke Universiteit Leuven, Centrum voor Oppervlaktescheikunde en Colioidaie Scheikunde, Heverlee, Belgium

ELSEVIER

Amsterdam — Oxford - New York 1983

CONTENTS V

O r g a n i z i n g C o m m i t t e e IX Foreword XI A c k n o w l e d g e m e n t s X I I I F i n a n c i a l S u p p o r t XV

Production and the rma l p r e t r e a t m e n t of suppor ted c a t a l y s t s (J.W. Geus) 1

Theoretical and experiraental aspects of catalyst impregnation (S.Y. Lee and R. Aris) 35

Competitive adsorption of H2PtClg and HCl on AI2O3 in the pre­paration of naphtha reforming catalysts (A.A. Castro, O.A. Scelza, E.R. Benvenuto, G.T. Baronetti, S.R. De Miguel and J.M. Parera) 47

The role of competitive adsorbate in the impregnation of platinum in pelleted alumina support (Wang Jianguo, Zhang Jiayu and Pang Li) 57

The influence of solvent nature of chloroplatinic acid used for support impregnation on the distribution, dispersity and activi-ty of platinum hydrogenation catalysts (V. Machek, J. Hanika, K. Sporka, V. Ruzicka, J. Kunz and L. Janacek) 69

Influence of the various activation steps on the dispersion and the catalytic properties of platinum supported on chlorinated alumina (J.P. Bournonville, J.P. Franck and G. Martino) 81

Preparation and properties of platinum crystallites supported on polycrystalline tin oxide (G.B. Hoflund) 91

Synthesis and properties of Pt-Sn/Al203 catalysts by the method of molecular deposition (D.P. Damyanov and L.T. Vlaev) 101

Production of silver bimetallic catalysts by liquid-phase reduc-tion (K.P. de Jong and J.W. Geus) 111

Preparation and characterisation of highly dispersed palladium catalysts on low surface alumina. Their notable effects in hydro­genation (J.P. Boitiaux, J. Cosyns and S. Vasudevan) 123

Preparation of colloidal particles of small size and their cata­lytic effect in redox processes induced by light (J. Kiwi, E. Borgarello, D. Duonghong and M. Grätzel) 135

Synthesis, surface reactivity and catalytic activity of high specific surface area molybdenum nitride powders (L. Volpe, S.T. Oyama and M. Boudart) 147

The preparation of ceramic-coated metal-based catalysts (C.J. Wright and G. Butler) 159

The design of pores in catalytic Supports. Magnesia-alumina-aluminum phosphate (G. Marcelin, R.F. Vogel and W.L. Kehl) 169

Dispersed-metal/oxide catalysts prepared by reduction of high surface area oxide solid Solutions (J.G. Highfield, A. Bossi and F.S. Stone) 181

Preparation of monodispersed nickel boride catalysts using reversed micellar Systems (J.B. Nagy, A. Gourgue and E.G. Derouane) 193

Thioresistant flammable gas sensing elements (S.J. Gentry and P.T. Walsh) 203

VI

The formation of active component layer in coated catalysts (R. Haase, U. Illgen, G. Ohlmann, J. Richter-Mendau, J. Scheve and I. Schulz) 213

Preparation of highly active composite oxides of silver for hydrogen and carbon monoxide oxidation (M. Haruta and H. Sano) 225

The effect of preparation method upon the structures, stability and metal/support interactions in nickel/alumina catalysts (D.C. Puxley, I.J. Kitchener, C. Komodroraos and N.D. Parkyns) 237

An assessment of the influence of the preparation method, the nature of the carrier and the use of additives on the State, dispersion and reducibility of a deposited "nickel oxide"" phase (M. Houalla) 273

Thermally and mechanically stable catalysts for steam reforming and methanation. A new concept in catalyst design (K.B. Mok, J.R.H. Ross and R.M. Sambrook) 291

Synthesis of methanation catalysts by deposition-precipitation (H. Schaper, E.B.M. Doesburg, J.M.C. Quartel and L.L. van Reijen) 301

Preparation of titania-supported catalysts by ion exchange, impregnation and homogeneous precipitation (R. Burch and A.R. Flambard) 311

Influence of phosphorus on the HDS activity of Ni-Mo/y~Al203 catalysts (D. Chadwick, D.w. Aitchison, R. Badilla-Ohlbaum and L. Josefsson) 323

Study of the influence of the preparation conditions on the final properties of a HDS catalyst (C.V. Caceres, M.N. Blanco and H.J. Thomas) 333

The evolution of Co species on the surface of Y-AI2O3 and SiC>2 modified with the pre-transition cations (A. Lycourghiotis) 343

Criteria for the evaluation of bauxite as carrier for low-cost hydrotreating catalysts (S. Marengo, A. Iannibello and A. Girelli) 359

Preparation and properties of supported liquid phase catalysts for the hydroformylation of alkenes (H.L. Pelt, L.A. Gerritsen, G. van der Lee and J.J.F. Schölten) 369

Role of the metal-support interaction in the preparation of Fe/MgO catalysts (H. Mousty, B.S. Clausen, E.G. Derouane and H. TopsjzSe) 385

New Fischer-Tropsch catalysts of the aerogel type (F. Blanchard, B. Pommier, J.P. Reymond and S.J. Teichner) 395

Selective doping of a carbon Substrate transition-metal ammonia catalyst (F.F. Gadallah, R.M. Elofson, P. Mohammed and T. Painter) 409

A study of the preparation and properties of precipitated iron catalysts for ammonia synthesis (D.G. Klissurski, I.G. Mitov and T. Tomov) 421

Influence of the preparation technique of Pd-silica catalysts on metal dispersion and catalytic activity (G. Gubitosa, A. Berton, M. Camia and N. Pernicone) 431

Preparation of non-pyrophoric metallic catalysts (A.V. Krylova, G.A. üstimenko and N.S. Torocheshnikov) 441

Effect of metal-support interaction on the chemisorption and CO hydrogenation activity of FeRu catalysts (L. Guczi, Z. Schay and I. Bogyay) 451

VII

The palladi.um alumina systenl: influence of the preparation procedures on the structur.e, d£ the metallic phase (S. Vasudevan, J. Cosyns, E, Lesage, E. Freund and H. Dexpert) 463

Bimetallic supported catalysts prepared via metal adsorption. Preparation and catalytic activity of Pd-Pt/Al203 catalysts (J. Margitfalvi, S. Szabö, F. Nagy, S. Göbölös and M. Hegedüs) 473

A scientific approach to the preparation of bulk mixed oxide catalysts (Ph. Courty and Ch. Marcilly) 485

Deposition of ternary oxides as active components by impregna-tion of porous carriers (M. Kotter, L. Riekert and F. Weyland) 52 1

Effect of support and preparation on structure of vanadium oxide catalysts (Y. Murakami, M. Inomata, K. Mori, T. Ui, K. Suzuki, A. Miyamoto and T. Hattori) 531

Structural modifications of v-P mixed oxides during calcination

in air or in a mixture of butenes-air (G. Genti, C. Galassi, I. Manenti, A. Riva and F. Trifirö) 543

Method of impregnation with transition metal alkoxides. Vanadium-alumina and vanadium-silica Systems (M. Gliriski and J. Kijenski) 553

The significance of the mullite phase in a silver catalyst for the oxidation of ethylene into ethylene oxide (Lin Bing-Xiong, Zhang Wan-Jing, Yan Qing-Xin, Pan Zuo-Hua, Gui Lin-Lin and Tang You-Chi) 56 3

Preparation of active carbon supported oxidation catalysts (J.L. Figueiredo, M.C.A. Ferraz and J.J.M. Orfäo) 571

Influence of the preparation variables on the activity and on the mechanical properties of an industrial catalyst for the propylene oxidation to acrylic acid (R. Covini, C. D'Angeli and G. Petrini) 579

Design and preparation of hydrocracking catalysts (J.W. Ward) 587

Influence of sodium Chloride on the catalytic properties of tellurium-loaded Y-zeolites (B.E. Langner and J.H. Kagon) 619

Control of the pore structure of porous alumina (T. Ono, Y. Ohguchi and 0. Togari) 631

The properties of commercial alumina base materials and their effect on the manufacture of active porous alumina Supports by means of extrusion (W. Stoepler and K.K. Unger) 643

Influence of aluminium hydroxide peptization on physical properties of alumina extrudates (K. Jirätovä, L. Janäcek and P. Schneider) 653

Formation of silica gel porous structure (V.A. Fenelonov,

V.Yu. Gavrilov and L.G. Simonova) 665

Study of the preparation of iron catalysts for liquefaction of coal by hydrogenation under pressure (M. Andres, H. Charcosset, P. Chiche, G. Djega-Mariadassou, J.P. Joly and S. Pregermain) 675

Impregnation of Y - al U I ni n a with copper Chloride. Equilibrium behaviour, impregnation profiles and immobilization kinetics (R.J. Ott and A. Baiker) 685

Preparation of copper supported on metal oxides and methanol steam reforming reaction (H. Kobayashi, N. Takezawa, M. Shimokawabe and K. Takahashi) 697

' VIII

Effect of preparation methods and Promoters on activity and selectivity of Cu-ZnO-Al2C>3-K catalysts in aliphatic alcohols synthesis from CO and H2 (C.E. Hofstadt, M. Schneider, 0. Bock and K. Kochloefl) 7 0 9

Preparation of Cu-Zn-Al mixed hydroxycarbonates precursors of catalysts for the synthesis of methanol at low pressure (P. Gherardi, 0. Ruggeri, F. Trifirö, A. Vaccari, G. Del Piero, G. Manara and B. Notari) 72 3

Preparation and characterization of very active Cu/ZnO and Cu/ZnO/Al2C>3 LTS catalysts using a Single phase Cu-Zn precursor Compound (G. Petrini, F. Montino, A. Bossi and F. Garbassi) 735

Cu/kieselguhr catalysts for hydration of acrylonitrile (E. Niho, A. Lapeha, J. Martinez, J.M. Gutierrez, S. Mendioroz, J.L.G. Fierro and J.A. Pajares) 747

Phase-structural characteristics of the oxide Systems in their first stage of preparation using one of the ingredients of the catalyst Compounds as a precipitating reagent (D.S. Shishkov, N.A. Kassabova and K.N. Petkov) 757

MINISYMPOSIUM ON CATALYST NORMALIZATION

Standardization of catalyst test methods (R.J. Bertolacini and A. Neal) 767

Progress report on the Committee on Reference Catalyst, Catalysis Society of Japan (Y. Murakami) 775

The SCI/IUPÄC/NPL Standard nickel-silica catalyst (R. Burch, A.R. Flambard, M.A. Day, R.L. Moss, N.D. Parkyns, A. Williams

J.M. Winterbottom and A. White) 787

Research group on catalysis, Council of Europe. Standard catalyst projects (J.W.E. Coenen and P.B. Wells) 801

Progress report of BCR activity in surface area and pore size reference materials (N. Pernicone) 815

Standardization of procedures for determination of activity and selectivity of commercial catalysts by comparative kinetic investigations in different laboratory reactors (M. Baerns and H. Hof mann) 821

List of participants 833

Author index 85 3