ES2059701T3 - Metodo para preparar cumeno. - Google Patents

Metodo para preparar cumeno.

Info

Publication number
ES2059701T3
ES2059701T3 ES89201110T ES89201110T ES2059701T3 ES 2059701 T3 ES2059701 T3 ES 2059701T3 ES 89201110 T ES89201110 T ES 89201110T ES 89201110 T ES89201110 T ES 89201110T ES 2059701 T3 ES2059701 T3 ES 2059701T3
Authority
ES
Spain
Prior art keywords
cumeno
preparing
amstrongs
benzene
free
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
ES89201110T
Other languages
English (en)
Inventor
Fabrizio Cavani
Virginio Arrigoni
Giuseppe Bellussi
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.)
Enichem Sintesi SpA
Eni Tecnologie SpA
Original Assignee
Enichem Sintesi SpA
Eniricerche 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 Enichem Sintesi SpA, Eniricerche SpA filed Critical Enichem Sintesi SpA
Application granted granted Critical
Publication of ES2059701T3 publication Critical patent/ES2059701T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/54—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition of unsaturated hydrocarbons to saturated hydrocarbons or to hydrocarbons containing a six-membered aromatic ring with no unsaturation outside the aromatic ring
    • C07C2/64—Addition to a carbon atom of a six-membered aromatic ring
    • C07C2/66—Catalytic processes
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/12—Silica and alumina
    • 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
    • B01J35/617—500-1000 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
    • B01J35/63—Pore volume
    • B01J35/633—Pore volume less than 0.5 ml/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
    • B01J35/63—Pore volume
    • B01J35/635—0.5-1.0 ml/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
    • B01J35/64—Pore diameter
    • B01J35/643—Pore diameter less than 2 nm
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C6/00—Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions
    • C07C6/08—Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions by conversion at a saturated carbon-to-carbon bond
    • C07C6/12—Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions by conversion at a saturated carbon-to-carbon bond of exclusively hydrocarbons containing a six-membered aromatic ring
    • C07C6/126—Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions by conversion at a saturated carbon-to-carbon bond of exclusively hydrocarbons containing a six-membered aromatic ring of more than one hydrocarbon
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/12—Silica and alumina
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)

Abstract

SE PREPARA CUMENO POR ALQUILACION DE BENCENO CON PROPILENO, O POR TRANSALQUILACION DE DIISOPROPILBENCENOS EN PRESENCIA DE BENCENO, SOBRE UN CATALIZADOR EN FORMA DE GEL DE SILICE Y ALUMINA QUE ES AMORFO A LOS RAYOS X Y TIENE UNA PROPORCION SIO2/AL2O3 ENTRE 50/1 Y 300/1, UNA SUPERFICIE ESPECIFICA ENTRE 500 Y 1000 M2/G, UN VOLUMEN DE PORO ENTRE 0.3 Y 0.6 ML/G Y UN DIAMETRO DE PORO MEDIO DEL ORDEN DE 10 AMSTRONGS, Y QUE ESTA LIBRE O SUSTANCIALMENTE LIBRE DE POROS CON UN DIAMETRO QUE EXCEDA DE 30 AMSTRONGS.
ES89201110T 1988-05-06 1989-05-01 Metodo para preparar cumeno. Expired - Lifetime ES2059701T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20495/88A IT1217525B (it) 1988-05-06 1988-05-06 Procedimento per la preparazione di cumene

Publications (1)

Publication Number Publication Date
ES2059701T3 true ES2059701T3 (es) 1994-11-16

Family

ID=11167802

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89201110T Expired - Lifetime ES2059701T3 (es) 1988-05-06 1989-05-01 Metodo para preparar cumeno.

Country Status (6)

Country Link
US (1) US4992608A (es)
EP (1) EP0340862B1 (es)
JP (1) JP2694180B2 (es)
DE (1) DE68910871T2 (es)
ES (1) ES2059701T3 (es)
IT (1) IT1217525B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SI0669162T1 (en) * 1994-02-24 2000-02-29 Fina Research S.A. Silica-alumina carriers preparation, hydrogenation catalysts preparation therewith and their use for aromatics hydrogenation
US5981818A (en) * 1995-03-21 1999-11-09 Stone & Webster Engineering Corp. Integrated cracking and olefins derivative process utilizing dilute olefins
CN1081478C (zh) * 1997-07-21 2002-03-27 青岛海洋化工集团公司 硅铝胶凝胶粒产品
IT1318575B1 (it) * 2000-06-14 2003-08-27 Snam Progetti Procedimento integrato per la produzione di cumene.
US6593506B1 (en) 2000-10-12 2003-07-15 Exxonmobil Chemical Patents Inc. Olefin recovery in a polyolefin production process
US6495609B1 (en) 2000-11-03 2002-12-17 Exxonmobil Chemical Patents Inc. Carbon dioxide recovery in an ethylene to ethylene oxide production process
EP1479663A1 (en) 2003-05-17 2004-11-24 Haldor Topsoe A/S Process for catalytic alkylation of monocyclic aromatic compounds and composition of use therein
ES2247921B1 (es) * 2004-04-07 2007-06-16 Universidad Politecnica De Valencia Un material amorfo microporoso, procedimiento de preparacion y su uso en la conversion catalitica de compuestos organicos.
WO2026154371A1 (en) 2025-01-16 2026-07-23 Myrechemical S.R.L. A process for preparing an amorphous silica-alumina gel-based catalyst

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA507452A (en) * 1954-11-16 Universal Oil Products Company Alkylation process
US366790A (en) * 1886-12-06 1887-07-19 Charles Orther Brush
GB512979A (en) * 1938-02-15 1939-10-02 United Shoe Machinery Corp Improvements in or relating to the splitting of shoe soles
US2589057A (en) * 1948-08-12 1952-03-11 Koppers Co Inc Alkylation-dealkylation process
US3350469A (en) * 1964-08-19 1967-10-31 Sinclair Research Inc Method for the production of paraxylene
JPS5115523B2 (es) * 1971-10-02 1976-05-18
US3784621A (en) * 1971-11-11 1974-01-08 Texaco Development Corp Disproportionation of alkylaromatic hydrocarbons
USB366790I5 (es) * 1973-06-04 1975-01-28
US4314091A (en) * 1980-03-31 1982-02-02 Texaco Inc. Preparation of 1-methyl-3,5-diisopropyl benzene from charge streams containing diisopropyl toluene
JPS6021802A (ja) * 1983-07-15 1985-02-04 Daido Sanso Kk 均一な細孔を有する金属酸化物、その製造方法およびその金属酸化物からなる触媒用担体
JPS60228435A (ja) * 1984-04-27 1985-11-13 エクソン・リサ−チ・アンド・エンジニアリング・カンパニ− 大孔径無定形シリカ−アルミナ触媒を使用する芳香族分子のアルキル化

Also Published As

Publication number Publication date
JP2694180B2 (ja) 1997-12-24
US4992608A (en) 1991-02-12
EP0340862A1 (en) 1989-11-08
JPH0211527A (ja) 1990-01-16
EP0340862B1 (en) 1993-11-24
DE68910871T2 (de) 1994-05-05
IT1217525B (it) 1990-03-22
IT8820495A0 (it) 1988-05-06
DE68910871D1 (de) 1994-01-05

Similar Documents

Publication Publication Date Title
BR8902503A (pt) Processo de preparacao de gel de silica e alumina cataliticamente ativo e de sua utilizacao na dimerizacao de olefinas lineares
KR840004040A (ko) 수경성 시멘트 조성물
ES2061309T3 (es) Catalizador para preparar oxido de etileno y procedimiento para su preparacion y uso.
ITMI912651A1 (it) Catalizzatore e procedimento per la oligomerizzazione di olefine
MX166444B (es) Hisopo de higiene oral
ES522361A0 (es) Procedimiento para proporcionar una capa superficial biocompatible a articulos dotados de al menos una superficie de vidrio, silicio, aluminio, o caucho silicona.
ES2043107T3 (es) Un procedimiento para la produccion de papel.
ES2139641T3 (es) Procedimiento de transmision de datos entre equipos de comunicaciones conectados a una infraestructura de comunicaciones.
ES2038168T3 (es) Ceolitas ligadas y procedimiento para su preparacion.
ES2072602T3 (es) Material cristalino poroso sintetico; su sintesis y uso.
PA8470101A1 (es) Un articulo absorbente envuelto individualmente
CA1267294C (en) REINFORCED CERAMIC CUTTING TOOLS
ES2058523T3 (es) Hidrodeshalogenacion de 1,1,1,2-tetrafluorocloroetano en presencia de paladio sobre soporte.
MX169373B (es) Un articulo absorbente
ES531342A0 (es) Procedimiento para vigilar la posicion intermedia nominal de asientos de vehiculos que pueden oscilar, apoyados mediante una amortiguacion neumatica
KR890006543A (ko) 단일체 세라믹 기판표면상의 제올라이트 결정화방법
ES2035621T3 (es) Procedimiento de preparacion de fenol.
ES2033686T3 (es) Procedimiento de craqueo usando catalizadores con soportes que comprenden silice soportada sobre alumina.
ES2126897T3 (es) Elemento filtrador con revestimiento de fibras.
ES2067139T3 (es) Procedimiento para la oligomerizacion de olefinas ligeras.
ES2078661T3 (es) Material compuesto catalitico que comprende una disolucion solida y amorfa de oxidos de fosforo, aluminio y silicio.
ES2138730T3 (es) Catalizador a base de metal noble y silice-alumina y procedimiento de tratamiento con hidroisomerizacion de cargas pesadas.
ES2148995T3 (es) Soporte para accionamientos de puertas de ascensor.
ES2072750T3 (es) Zapata de freno con muelle de soporte.
ES240075U (es) Una zapata de freno mejorada.

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 340862

Country of ref document: ES