ES2117174T3 - Catalizador de soporte; procedimiento para la produccion del mismo; asi como empleo de este catalizador para la fabricacion de acetato de vinilo. - Google Patents

Catalizador de soporte; procedimiento para la produccion del mismo; asi como empleo de este catalizador para la fabricacion de acetato de vinilo.

Info

Publication number
ES2117174T3
ES2117174T3 ES94110732T ES94110732T ES2117174T3 ES 2117174 T3 ES2117174 T3 ES 2117174T3 ES 94110732 T ES94110732 T ES 94110732T ES 94110732 T ES94110732 T ES 94110732T ES 2117174 T3 ES2117174 T3 ES 2117174T3
Authority
ES
Spain
Prior art keywords
catalyst
production
vinyl acetate
drying
solution
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES94110732T
Other languages
English (en)
Inventor
Roland Dr Abel
Karl-Fred Dr Worner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Celanese GmbH
Original Assignee
Celanese GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Celanese GmbH filed Critical Celanese GmbH
Application granted granted Critical
Publication of ES2117174T3 publication Critical patent/ES2117174T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0201—Impregnation
    • B01J37/0205—Impregnation in several steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0201—Impregnation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/48—Silver or gold
    • B01J23/52—Gold
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/58—Platinum group metals with alkali- or alkaline earth metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/60—Platinum group metals with zinc, cadmium or mercury
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/66—Silver or gold
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0236—Drying, e.g. preparing a suspension, adding a soluble salt and drying
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/04—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
    • C07C67/05—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
    • C07C67/055—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation in the presence of platinum group metals or their compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

LA INVENCION SE REFIERE A LA CONSTITUCION EN FORMA DE CUBIERTA DE CATALIZADORES SOPORTE DE PD/K/AU, PD/K/BA O PD/KCD, SU ELABORACION ASI COMO SU UTILIZACION PARA LA ELABORACION DE VINILACETATO A PARTIR DE ETILENO, ACIDO ACETICO Y OXIGENO EN FASE GASEOSA. LOS CATALIZADORES CONOCIDOS CON ELABORADOS DE TAL MODO, QUE LAS PARTICULAS SOPORTE SE EMBEBEN CON UNA SOLUCION DE SALES DEL ELEMENTO CORRESPONDIENTE Y A CONTINUACION SE SECAN, CON LO CUAL LA VISCOSIDAD DINAMICA DE LA SOLUCION ES AL MENOS 0,03 PA.S Y EL VOLUMEN DE SOLUCION EN LA BEBIDA ALCANZA MAS DEL 80 % DEL VOLUMEN DE POROS DE LAS PARTICULAS SOPORTE Y LA DURACION DEL PROCESO DE EMBEBIMIENTO ASI COMO EL TIEMPO HASTA EL PRINCIPIO DEL SECADO SE ELIGE TAN CORTO, QUE DESPUES DE LA TERMINACION DEL SECADO UNA CUBIERTA CONTIENE DESDE EL 5 % HASTA EL 80 % DEL VOLUMEN DE POROS DE LAS PARTICULAS PORTADORAS DE LA SAL METALICA CONOCIDA.
ES94110732T 1993-07-16 1994-07-11 Catalizador de soporte; procedimiento para la produccion del mismo; asi como empleo de este catalizador para la fabricacion de acetato de vinilo. Expired - Lifetime ES2117174T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4323978A DE4323978C1 (de) 1993-07-16 1993-07-16 Palladium und Kalium sowie Cadmium, Barium oder Gold enthaltender Schalenkatalysator, Verfahren zu dessen Herstellung sowie dessen Verwendung zur Herstellung von Vinylacetat

Publications (1)

Publication Number Publication Date
ES2117174T3 true ES2117174T3 (es) 1998-08-01

Family

ID=6493041

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94110732T Expired - Lifetime ES2117174T3 (es) 1993-07-16 1994-07-11 Catalizador de soporte; procedimiento para la produccion del mismo; asi como empleo de este catalizador para la fabricacion de acetato de vinilo.

Country Status (15)

Country Link
US (2) US5571771A (es)
EP (1) EP0634208B1 (es)
JP (1) JPH07144130A (es)
KR (1) KR960013458A (es)
AT (1) ATE164782T1 (es)
AU (1) AU678477B2 (es)
BR (1) BR9402824A (es)
CA (1) CA2128161A1 (es)
DE (2) DE4323978C1 (es)
ES (1) ES2117174T3 (es)
GR (1) GR3026723T3 (es)
MY (1) MY130288A (es)
NZ (1) NZ264004A (es)
PH (1) PH31004A (es)
TW (1) TW306912B (es)

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US6358882B1 (en) * 1998-12-08 2002-03-19 The Standard Oil Company Fluid bed vinyl acetate catalyst
US6821923B1 (en) * 1999-04-08 2004-11-23 Dow Global Technologies Inc. Method of preparing a catalyst containing gold and titanium
US6303537B1 (en) * 1999-11-17 2001-10-16 Celanese International Corporation Vinyl acetate catalyst comprising metallic palladium and gold and prepared utilizing sonication
US6534438B1 (en) 2000-07-26 2003-03-18 Bp Chemicals Limited Catalyst composition
BR0208368A (pt) * 2001-03-30 2004-03-09 Shell Intenationale Res Mij B Processo para preparar um catalisador, catalisador, e, processo para preparar um carboxilato de alquenila
JP4421201B2 (ja) * 2002-03-27 2010-02-24 シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー 触媒を調製する方法、触媒、および触媒の使用
TW201236754A (en) 2003-12-19 2012-09-16 Celanese Int Corp Zirconia containing support materials for catalysts
BRPI0518825A2 (pt) 2004-12-20 2008-12-09 Celanese Int Corp materias de suporte modificados para catalisadores
US8227369B2 (en) 2005-05-25 2012-07-24 Celanese International Corp. Layered composition and processes for preparing and using the composition
PL1797954T3 (pl) * 2005-12-16 2011-07-29 Steag Energy Services Gmbh Sposób obróbki katalizatorów gazów spalinowych
DE102007020855A1 (de) * 2007-05-02 2008-11-06 Evonik Energy Services Gmbh Verfahren zum Reinigen von Rauchgasen aus Verbrennungsanlagen
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DE102007025315A1 (de) * 2007-05-31 2008-12-11 Süd-Chemie AG Katalysator zur selektiven Hydrierung acetylenischer Kohlenwasserstoffe und Verfahren zu seiner Herstellung
DE102007025444A1 (de) * 2007-05-31 2008-12-11 Süd-Chemie AG VAM-Schalenkatalysator, Verfahren zu dessen Herstellung sowie dessen Verwendung
DE102007025442B4 (de) 2007-05-31 2023-03-02 Clariant International Ltd. Verwendung einer Vorrichtung zur Herstellung eines Schalenkatalysators und Schalenkatalysator
DE102007025324A1 (de) 2007-05-31 2008-12-11 Süd-Chemie AG Verfahren zur Herstellung eines Schalenkatalysators mittels eines Basen- oder Säuregemisches
DE102007025223A1 (de) 2007-05-31 2008-12-04 Süd-Chemie AG Zirkoniumoxid-dotierter VAM-Schalenkatalysator, Verfahren zu dessen Herstellung sowie dessen Verwendung
DE102007025443A1 (de) 2007-05-31 2008-12-04 Süd-Chemie AG Pd/Au-Schalenkatalysator enthaltend HfO2, Verfahren zu dessen Herstellung sowie dessen Verwendung
DE102007043447B4 (de) 2007-09-12 2014-02-13 Süd-Chemie Ip Gmbh & Co. Kg Katalysatorträger mit erhöhter thermischer Leitfähigkeit
DE102007043446B4 (de) 2007-09-12 2013-08-22 Süd-Chemie Ip Gmbh & Co. Kg Katalysatorträger mit erhöhter Wärmeleitfähigkeit
DE102007047430A1 (de) 2007-10-04 2009-04-09 Evonik Degussa Gmbh Katalysator
US7741239B2 (en) * 2008-03-11 2010-06-22 Evonik Energy Services Llc Methods of regeneration of SCR catalyst poisoned by phosphorous components in flue gas
US7723251B2 (en) * 2008-03-11 2010-05-25 Evonik Energy Services Llc Method of regeneration of SCR catalyst
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Also Published As

Publication number Publication date
MY130288A (en) 2007-06-29
TW306912B (es) 1997-06-01
EP0634208A1 (de) 1995-01-18
US5571771A (en) 1996-11-05
BR9402824A (pt) 1995-04-04
AU6748494A (en) 1995-01-27
CA2128161A1 (en) 1995-01-17
AU678477B2 (en) 1997-05-29
ATE164782T1 (de) 1998-04-15
PH31004A (en) 1997-12-23
GR3026723T3 (en) 1998-07-31
NZ264004A (en) 1996-01-26
US5777156A (en) 1998-07-07
DE59405618D1 (de) 1998-05-14
EP0634208B1 (de) 1998-04-08
DE4323978C1 (de) 1995-02-16
JPH07144130A (ja) 1995-06-06
KR960013458A (ko) 1996-05-22

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