ES2069786T3 - Catalizadores portadores y procedimiento para la fabricacion de los mismos. - Google Patents

Catalizadores portadores y procedimiento para la fabricacion de los mismos.

Info

Publication number
ES2069786T3
ES2069786T3 ES91112561T ES91112561T ES2069786T3 ES 2069786 T3 ES2069786 T3 ES 2069786T3 ES 91112561 T ES91112561 T ES 91112561T ES 91112561 T ES91112561 T ES 91112561T ES 2069786 T3 ES2069786 T3 ES 2069786T3
Authority
ES
Spain
Prior art keywords
catalysts
procedure
manufacture
square meters
contain
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
ES91112561T
Other languages
English (en)
Inventor
Gerhardt Dr Dipl-Chem Horn
Carl-Dieter Dr Dipl-C Frohning
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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of ES2069786T3 publication Critical patent/ES2069786T3/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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/74—Iron group metals
    • B01J23/755—Nickel
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/391—Physical properties of the active metal ingredient
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • 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
    • B01J37/03—Precipitation; Co-precipitation
    • 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
    • B01J37/06—Washing
    • 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
    • B01J37/16—Reducing
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/78—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/391—Physical properties of the active metal ingredient
    • B01J35/392—Metal surface area
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61—Surface area
    • B01J35/615—100-500 m2/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/66—Pore distribution

Landscapes

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

Abstract

LA PRESENTE INVENCION SE REFIERE A CATALIZADORES PORTADORES, QUE CONTIENEN NIQUEL, OXIDO DE MAGNESIO Y, DADO EL CASO, OTRAS SUSTANCIAS ADICIONALES. ELLOS CONTIENEN MG Y NI EN FORMA REDUCIDA, EN UNA RELACION MOLECULAR DE (0,0075 A 0,075) : 1, Y MUESTRAN UNA SUPERFICIE METALICA ACTIVA DE NIQUEL DE 110 A 180 METROS CUADRADOS/G DE NI Y UNA SUPERFICIE-BET TOTAL DE 160 A 450 METROS CUADRADOS/G DE CATALIZADOR. LA INVENCION SE REFIERE ADEMAS A UN PROCEDIMIENTO PARA FABRICAR ESTOS CATALIZADORES, ASI COMO A SU USO COMO CATALIZADORES PARA LA HIDROGENACION DE HIDROCARBUROS ALIFATICOS Y/O AROMATICOS.
ES91112561T 1990-08-11 1991-07-26 Catalizadores portadores y procedimiento para la fabricacion de los mismos. Expired - Lifetime ES2069786T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4025525A DE4025525A1 (de) 1990-08-11 1990-08-11 Traegerkatalysatoren und ein verfahren zu ihrer herstellung

Publications (1)

Publication Number Publication Date
ES2069786T3 true ES2069786T3 (es) 1995-05-16

Family

ID=6412091

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91112561T Expired - Lifetime ES2069786T3 (es) 1990-08-11 1991-07-26 Catalizadores portadores y procedimiento para la fabricacion de los mismos.

Country Status (13)

Country Link
US (1) US5155084A (es)
EP (1) EP0472918B1 (es)
JP (1) JPH0736892B2 (es)
KR (1) KR920004030A (es)
AT (1) ATE116868T1 (es)
AU (1) AU8255991A (es)
BR (1) BR9103424A (es)
CA (1) CA2048413A1 (es)
DE (2) DE4025525A1 (es)
DK (1) DK0472918T3 (es)
ES (1) ES2069786T3 (es)
MX (1) MX9100493A (es)
ZA (1) ZA916157B (es)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4141771A1 (de) * 1991-12-18 1993-06-24 Hoechst Ag Verfahren zur herstellung von aminen durch katalytische hydrierung von nitrilen
DE4142897A1 (de) * 1991-12-23 1993-06-24 Sued Chemie Ag Katalysator-formkoerper
US5258346A (en) * 1992-07-13 1993-11-02 United Catalysts Inc. Nickel hydrogenation catalyst
ATE136814T1 (de) * 1992-09-21 1996-05-15 Unichema Chemie Bv Nickel-silica katalysator für die wasserstoffbehandlung von organischen ungesättigten verbindungen
DE4310053A1 (de) * 1993-03-27 1994-09-29 Hoechst Ag Hydrierkatalysator, ein Verfahren zur Herstellung und Verwendung
IT1268868B1 (it) * 1993-06-16 1997-03-13 Mini Ricerca Scient Tecnolog Procedimento per la preparazione di un catalizzatore metallico con supporto generato in situ per l'idrogenazione di composti organici e
US5565092A (en) * 1994-03-16 1996-10-15 Exxon Chemical Patents Inc. Halogen resistant hydrogenation process and catalyst
EP1277768A1 (en) * 2001-07-18 2003-01-22 ATOFINA Research Polymer hydrogenation process
EP1277826A1 (en) * 2001-07-18 2003-01-22 ATOFINA Research Hydrogenation and dehydrogenation processes and catalysts therefor
US20040063576A1 (en) * 2002-09-30 2004-04-01 Sud-Chemie Inc. Catalyst adsorbent for removal of sulfur compounds for fuel cells
BRPI0413177A (pt) 2003-07-31 2006-10-03 Cargill Inc composições gordurosas com teor baixo de ácido trans-graxo; hidrogenação em temperatura baixa, por exemplo, de óleos comestìveis
US7585990B2 (en) 2003-07-31 2009-09-08 Cargill, Incorporated Low trans-fatty acid fat compositions; low-temperature hydrogenation, e.g., of edible oils
WO2006019815A1 (en) * 2004-07-16 2006-02-23 Ansell Healthcare Products Llc Knitted glove with controlled stitch stretch capability
WO2006119311A2 (en) * 2005-05-02 2006-11-09 Symyx Technologies, Inc. High surface area metal and metal oxide materials and methods of making same
US8680317B2 (en) 2008-07-31 2014-03-25 Celanese International Corporation Processes for making ethyl acetate from acetic acid
US8309773B2 (en) 2010-02-02 2012-11-13 Calanese International Corporation Process for recovering ethanol
US8338650B2 (en) 2008-07-31 2012-12-25 Celanese International Corporation Palladium catalysts for making ethanol from acetic acid
US8546622B2 (en) 2008-07-31 2013-10-01 Celanese International Corporation Process for making ethanol from acetic acid using acidic catalysts
US8304586B2 (en) 2010-02-02 2012-11-06 Celanese International Corporation Process for purifying ethanol
US8501652B2 (en) 2008-07-31 2013-08-06 Celanese International Corporation Catalysts for making ethanol from acetic acid
US8309772B2 (en) 2008-07-31 2012-11-13 Celanese International Corporation Tunable catalyst gas phase hydrogenation of carboxylic acids
US7820852B2 (en) * 2008-07-31 2010-10-26 Celanese International Corporation Direct and selective production of ethyl acetate from acetic acid utilizing a bimetal supported catalyst
US8637714B2 (en) 2008-07-31 2014-01-28 Celanese International Corporation Process for producing ethanol over catalysts containing platinum and palladium
US7863489B2 (en) * 2008-07-31 2011-01-04 Celanese International Corporation Direct and selective production of ethanol from acetic acid utilizing a platinum/tin catalyst
US7608744B1 (en) 2008-07-31 2009-10-27 Celanese International Corporation Ethanol production from acetic acid utilizing a cobalt catalyst
US8471075B2 (en) 2008-07-31 2013-06-25 Celanese International Corporation Processes for making ethanol from acetic acid
US7820853B2 (en) * 2008-12-31 2010-10-26 Celanese International Corporation Integrated process for the production of vinyl acetate from acetic acid via ethyl acetate
US8178715B2 (en) * 2008-12-31 2012-05-15 Celanese International Corporation Integrated process for the production of vinyl acetate from acetic acid via acetaldehyde
US8450535B2 (en) 2009-07-20 2013-05-28 Celanese International Corporation Ethanol production from acetic acid utilizing a cobalt catalyst
JP5477625B2 (ja) 2009-09-10 2014-04-23 株式会社リコー 電子写真感光体、画像形成装置及びプロセスカートリッジ
US8680321B2 (en) 2009-10-26 2014-03-25 Celanese International Corporation Processes for making ethanol from acetic acid using bimetallic catalysts
US8710277B2 (en) 2009-10-26 2014-04-29 Celanese International Corporation Process for making diethyl ether from acetic acid
US8211821B2 (en) 2010-02-01 2012-07-03 Celanese International Corporation Processes for making tin-containing catalysts
US8222466B2 (en) 2010-02-02 2012-07-17 Celanese International Corporation Process for producing a water stream from ethanol production
US8680343B2 (en) 2010-02-02 2014-03-25 Celanese International Corporation Process for purifying ethanol
US8858659B2 (en) 2010-02-02 2014-10-14 Celanese International Corporation Processes for producing denatured ethanol
US8314272B2 (en) 2010-02-02 2012-11-20 Celanese International Corporation Process for recovering ethanol with vapor separation
US8460405B2 (en) 2010-02-02 2013-06-11 Celanese International Corporation Ethanol compositions
US8747492B2 (en) 2010-02-02 2014-06-10 Celanese International Corporation Ethanol/fuel blends for use as motor fuels
US8932372B2 (en) 2010-02-02 2015-01-13 Celanese International Corporation Integrated process for producing alcohols from a mixed acid feed
US8668750B2 (en) 2010-02-02 2014-03-11 Celanese International Corporation Denatured fuel ethanol compositions for blending with gasoline or diesel fuel for use as motor fuels
US8344186B2 (en) 2010-02-02 2013-01-01 Celanese International Corporation Processes for producing ethanol from acetaldehyde
US8728179B2 (en) 2010-02-02 2014-05-20 Celanese International Corporation Ethanol compositions
CN102421521B (zh) 2010-02-02 2015-01-07 国际人造丝公司 用于生产乙醇的包含结晶载体改性剂的催化剂的制备和用途
US8541633B2 (en) 2010-02-02 2013-09-24 Celanese International Corporation Processes for producing anhydrous ethanol compositions
US8680342B2 (en) 2010-05-07 2014-03-25 Celanese International Corporation Process for recovering alcohol produced by hydrogenating an acetic acid feed stream comprising water
US8754267B2 (en) 2010-05-07 2014-06-17 Celanese International Corporation Process for separating acetaldehyde from ethanol-containing mixtures
US8569551B2 (en) 2010-05-07 2013-10-29 Celanese International Corporation Alcohol production process integrating acetic acid feed stream comprising water from carbonylation process
US8350098B2 (en) 2011-04-04 2013-01-08 Celanese International Corporation Ethanol production from acetic acid utilizing a molybdenum carbide catalyst
US8536382B2 (en) 2011-10-06 2013-09-17 Celanese International Corporation Processes for hydrogenating alkanoic acids using catalyst comprising tungsten
US8658843B2 (en) 2011-10-06 2014-02-25 Celanese International Corporation Hydrogenation catalysts prepared from polyoxometalate precursors and process for using same to produce ethanol while minimizing diethyl ether formation
US8703868B2 (en) 2011-11-28 2014-04-22 Celanese International Corporation Integrated process for producing polyvinyl alcohol or a copolymer thereof and ethanol
US9233899B2 (en) 2011-12-22 2016-01-12 Celanese International Corporation Hydrogenation catalysts having an amorphous support
US8575406B2 (en) 2011-12-22 2013-11-05 Celanese International Corporation Catalysts having promoter metals and process for producing ethanol
US9000234B2 (en) 2011-12-22 2015-04-07 Celanese International Corporation Calcination of modified support to prepare hydrogenation catalysts
US8455702B1 (en) 2011-12-29 2013-06-04 Celanese International Corporation Cobalt and tin catalysts for producing ethanol
US8907142B2 (en) 2011-12-29 2014-12-09 Celanese International Corporation Process for promoting catalyst activity for ethyl acetate conversion
US9079172B2 (en) 2012-03-13 2015-07-14 Celanese International Corporation Promoters for cobalt-tin catalysts for reducing alkanoic acids
US9333496B2 (en) 2012-02-29 2016-05-10 Celanese International Corporation Cobalt/tin catalyst for producing ethanol
MX2014008252A (es) 2012-01-06 2014-08-08 Celanese Int Corp Catalizadores de hidrogenacion.
US8981164B2 (en) 2012-01-06 2015-03-17 Celanese International Corporation Cobalt and tin hydrogenation catalysts
US8802588B2 (en) 2012-01-23 2014-08-12 Celanese International Corporation Bismuth catalyst composition and process for manufacturing ethanol mixture
US9050585B2 (en) 2012-02-10 2015-06-09 Celanese International Corporation Chemisorption of ethyl acetate during hydrogenation of acetic acid to ethanol
US9126194B2 (en) 2012-02-29 2015-09-08 Celanese International Corporation Catalyst having support containing tin and process for manufacturing ethanol
US8927786B2 (en) 2012-03-13 2015-01-06 Celanese International Corporation Ethanol manufacturing process over catalyst having improved radial crush strength
US8536383B1 (en) 2012-03-14 2013-09-17 Celanese International Corporation Rhodium/tin catalysts and processes for producing ethanol
US9073042B2 (en) 2012-03-14 2015-07-07 Celanese International Corporation Acetic acid hydrogenation over a group VIII metal calcined catalyst having a secondary promoter
US8772553B2 (en) 2012-10-26 2014-07-08 Celanese International Corporation Hydrogenation reaction conditions for producing ethanol
FR3005059A1 (fr) 2013-04-26 2014-10-31 Axens Procede d'hydrogenation d'une charge d'hydrocarbures comprenant des composes aromatiques

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL64719C (es) * 1947-01-17
LU29618A1 (es) * 1948-09-08
GB903357A (en) * 1961-03-23 1962-08-15 Gas Council Improvements in or relating to catalysts and to methods of employing the catalysts
DE1203235B (de) * 1964-01-02 1965-10-21 Basf Ag Verfahren zur Herstellung eines nickel- und molybdaenhaltigen Katalysators fuer die Hydrierung eines bei der Oxosynthese anfallenden Reaktionsgemisches
US4251394A (en) * 1978-08-25 1981-02-17 Exxon Research & Engineering Co. Coprecipitated copper-nickel-silica catalysts, preparation and use thereof
US4318829A (en) * 1979-11-06 1982-03-09 Exxon Research & Engineering Co. Non-ferrous group VIII aluminum coprecipitated hydrogenation catalysts
US4307248A (en) * 1979-11-06 1981-12-22 Exxon Research & Engineering Co. Process for hydrogenating organic compounds by use of non-ferrous group VIII aluminum coprecipitated catalysts
DE2952683A1 (de) * 1979-12-29 1981-07-02 Ruhrchemie Ag, 4200 Oberhausen Methanisierungskatalysator und verfahren zu seiner herstellung
EP0322049B1 (en) * 1987-12-21 1993-04-07 Unilever N.V. Nickel/silica catalysts and their preparation
NL186511C (nl) * 1988-05-06 1990-12-17 Unilever Nv Werkwijze voor het hydrogeneren van nitrillen tot aminen.
DD299623A5 (de) * 1989-05-16 1992-04-30 ��������@��@�@�����@�������@��@������������@�}����������@�k�� Nickel/silizium katalysator und verfahren und herstellung davon

Also Published As

Publication number Publication date
DK0472918T3 (da) 1995-03-20
AU8255991A (en) 1992-02-13
EP0472918A1 (de) 1992-03-04
ZA916157B (en) 1992-04-29
EP0472918B1 (de) 1995-01-11
BR9103424A (pt) 1992-05-19
JPH0736892B2 (ja) 1995-04-26
DE4025525A1 (de) 1992-02-20
JPH04227061A (ja) 1992-08-17
KR920004030A (ko) 1992-03-27
ATE116868T1 (de) 1995-01-15
US5155084A (en) 1992-10-13
DE59104219D1 (de) 1995-02-23
MX9100493A (es) 1992-04-01
CA2048413A1 (en) 1992-02-12

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