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ES8600964A1 - Procedimiento para la preparacion de catalizadores de alquilacion a base de oxido de hierro y o cromo - Google Patents

Procedimiento para la preparacion de catalizadores de alquilacion a base de oxido de hierro y o cromo

Info

Publication number
ES8600964A1
ES8600964A1 ES538708A ES538708A ES8600964A1 ES 8600964 A1 ES8600964 A1 ES 8600964A1 ES 538708 A ES538708 A ES 538708A ES 538708 A ES538708 A ES 538708A ES 8600964 A1 ES8600964 A1 ES 8600964A1
Authority
ES
Spain
Prior art keywords
ppte
carboxylic acid
acid salt
improved process
alkylation catalysts
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
Application number
ES538708A
Other languages
English (en)
Other versions
ES538708A0 (es
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.)
Enichimica SpA
Original Assignee
Enichimica SpA
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 Enichimica SpA filed Critical Enichimica SpA
Publication of ES538708A0 publication Critical patent/ES538708A0/es
Publication of ES8600964A1 publication Critical patent/ES8600964A1/es
Expired 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
    • B01J37/03—Precipitation; Co-precipitation
    • B01J37/031—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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/26—Chromium
    • 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
    • B01J23/745—Iron
    • 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
    • B01J23/84—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 arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten
    • B01J23/86—Chromium
    • B01J23/862—Iron and chromium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
    • C07C37/16—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms by condensation involving hydroxy groups of phenols or alcohols or the ether or mineral ester group derived therefrom

Landscapes

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

Abstract

PROCEDIMIENTO PARA LA PREPARACION DE CATALIZADORES DE ALQUILACION A BASE DE OXIDO DE HIERRO Y/O CROMO. COMPRENDE LAS ETAPAS DE: A) PRECIPITAR OXIHIDRATOS DE HIERRO Y/O CROMO DE SOLUCIONES ACUOSAS DE COMPUESTOS SOLUBLES DE ESTOS ELEMENTOS; B) SEPARAR EL PRECIPITADO ASI OBTENIDO Y LAVAR EL PRECIPITADO SEPARADO; C) REDUCIR A GRANULOS EL PRECIPITADO LAVADO Y SECAR DICHOS GRANULOS; Y D) CALCIMAR A TEMPERATURA ELEVADA ENTRE 95 Y 120JC LOS GRANULOS SECADOS; ADICIONAR Y HOMOGENEIZAR UNA SAL DE ACIDO CARBOXILICO ORGANICO DE HIERRO Y/O CROMO EN EL PRECIPITADO LAVADO DE LA ETAPA B) Y/O IMPREGNAR CON UNA SOLUCION ACUOSA DE SAL DE HIERRO Y/O CROMO DE DICHO ACIDO CARBOXILICO ORGANICO LOS GRANULOS SECADOS DE LA ETAPA C) DONDE SE ELIGE LA CANTIDAD DE LA SAL DE ACIDO CARBOXILICO ORGANICO DE MODO QUE SUMINISTRE UNA CANTIDAD DE HIERRO Y/O CROMO COMPRENDIDA ENTRE 5 Y 60% RESPECTO AL CONTENIDO DE LOS ELEMENTOS OBTENIDOS.
ES538708A 1983-12-05 1984-12-04 Procedimiento para la preparacion de catalizadores de alquilacion a base de oxido de hierro y o cromo Expired ES8600964A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24021/83A IT1167673B (it) 1983-12-05 1983-12-05 Procedimento perfezionato per la preparazione di catalizzatori di alchilazione

Publications (2)

Publication Number Publication Date
ES538708A0 ES538708A0 (es) 1985-11-01
ES8600964A1 true ES8600964A1 (es) 1985-11-01

Family

ID=11211519

Family Applications (1)

Application Number Title Priority Date Filing Date
ES538708A Expired ES8600964A1 (es) 1983-12-05 1984-12-04 Procedimiento para la preparacion de catalizadores de alquilacion a base de oxido de hierro y o cromo

Country Status (11)

Country Link
US (1) US4568662A (es)
EP (1) EP0146169B1 (es)
JP (1) JPS60137437A (es)
AT (1) ATE27552T1 (es)
CA (1) CA1221675A (es)
DE (1) DE3464012D1 (es)
DK (1) DK159529C (es)
ES (1) ES8600964A1 (es)
IT (1) IT1167673B (es)
NO (1) NO158048C (es)
PL (1) PL143487B1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7939463B1 (en) * 2002-05-15 2011-05-10 Sud-Chemie Inc. Preparation of iron oxides
WO2003097236A1 (en) * 2002-05-15 2003-11-27 Süd-Chemie AG Fischer-tropsch catalyst prepared with a high purity iron precursor
US7566680B2 (en) * 2002-05-15 2009-07-28 Sud-Chemie Inc. High surface area iron material prepared from a low surface area iron metal precursor
EP2415519A4 (en) * 2009-04-03 2014-02-12 Japan Tobacco Inc CARBON MONO-OXIDE REDUCTION CATALYST FOR SMOKING ARTICLE, AND PROCESS FOR PRODUCING THE SAME

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1914558A (en) * 1921-11-05 1933-06-20 Barrett Co Catalyst and process of preparing the same
GB877104A (en) * 1957-05-17 1961-09-13 British Petroleum Co Improved catalytic hydrogenation process
US3414378A (en) * 1965-10-11 1968-12-03 Canadian Patents Dev Production of amorphous ferric oxide
US4329517A (en) * 1979-05-16 1982-05-11 Mitsui Petrochemical Industries Ltd. Process for production of mono- or di-ortho-methyl-substituted phenols by catalytic methylation and catalyst therefor
US4227024A (en) * 1979-06-04 1980-10-07 Conoco, Inc. Preparation of 2,6-xylenol and catalyst composition useful therefor
DE3149022A1 (de) * 1981-12-11 1983-06-16 Chemische Werke Hüls AG, 4370 Marl Verfahren zur ortho-methylierung von phenolverbindungen

Also Published As

Publication number Publication date
EP0146169B1 (en) 1987-06-03
DE3464012D1 (en) 1987-07-09
IT1167673B (it) 1987-05-13
NO158048B (no) 1988-03-28
DK159529B (da) 1990-10-29
NO158048C (no) 1988-07-06
NO844805L (no) 1985-06-06
PL143487B1 (en) 1988-02-29
PL250729A1 (en) 1985-08-27
JPS60137437A (ja) 1985-07-22
ES538708A0 (es) 1985-11-01
DK575484A (da) 1985-06-06
EP0146169A1 (en) 1985-06-26
DK159529C (da) 1991-04-08
CA1221675A (en) 1987-05-12
ATE27552T1 (de) 1987-06-15
DK575484D0 (da) 1984-12-04
IT8324021A0 (it) 1983-12-05
IT8324021A1 (it) 1985-06-05
US4568662A (en) 1986-02-04
JPH0480747B2 (es) 1992-12-21

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970519