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ITMI941252A0 - Composizione catalitica e processo per l'alchilazione di composti aromatici - Google Patents

Composizione catalitica e processo per l'alchilazione di composti aromatici

Info

Publication number
ITMI941252A0
ITMI941252A0 ITMI941252A ITMI941252A ITMI941252A0 IT MI941252 A0 ITMI941252 A0 IT MI941252A0 IT MI941252 A ITMI941252 A IT MI941252A IT MI941252 A ITMI941252 A IT MI941252A IT MI941252 A0 ITMI941252 A0 IT MI941252A0
Authority
IT
Italy
Prior art keywords
alkylation
aromatic compounds
catalytic composition
catalytic
composition
Prior art date
Application number
ITMI941252A
Other languages
English (en)
Inventor
Gianni Girotti
Oscar Cappellazzo
Original Assignee
Enichem Sintesi
Enichem 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, Enichem Spa filed Critical Enichem Sintesi
Publication of ITMI941252A0 publication Critical patent/ITMI941252A0/it
Priority to ITMI941252A priority Critical patent/IT1270230B/it
Priority to ES95108610T priority patent/ES2142972T3/es
Priority to DK95108610T priority patent/DK0687500T3/da
Priority to EP95108610A priority patent/EP0687500B1/en
Priority to DE69515142T priority patent/DE69515142T2/de
Priority to AT95108610T priority patent/ATE189862T1/de
Priority to US08/478,831 priority patent/US5811612A/en
Priority to AU21652/95A priority patent/AU2165295A/en
Priority to RU95109451A priority patent/RU2147929C1/ru
Priority to CA002151889A priority patent/CA2151889C/en
Priority to JP15064895A priority patent/JP3805409B2/ja
Publication of ITMI941252A1 publication Critical patent/ITMI941252A1/it
Application granted granted Critical
Publication of IT1270230B publication Critical patent/IT1270230B/it
Priority to US09/115,542 priority patent/US6084143A/en

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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/7007—Zeolite Beta
    • 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
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • 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
    • 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
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/42—Addition of matrix or binder particles
    • 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
    • B01J35/64—Pore diameter
    • B01J35/647—2-50 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
    • C07C2529/00—Catalysts comprising molecular sieves
    • C07C2529/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites, pillared clays
    • C07C2529/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • C07C2529/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups C07C2529/08 - C07C2529/65
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
ITMI941252A 1994-06-15 1994-06-16 Composizione catalitica e processo per l'alchilazione di composti aromatici IT1270230B (it)

Priority Applications (12)

Application Number Priority Date Filing Date Title
ITMI941252A IT1270230B (it) 1994-06-16 1994-06-16 Composizione catalitica e processo per l'alchilazione di composti aromatici
ES95108610T ES2142972T3 (es) 1994-06-16 1995-06-06 Composicion catalitica y procedimiento para la alquilacion o transalquilacion de compuestos aromaticos.
DK95108610T DK0687500T3 (da) 1994-06-16 1995-06-06 Katalytisk sammensætning og fremgangsmåde til alkylering eller transalkylering af aromatiske forbindelser
EP95108610A EP0687500B1 (en) 1994-06-16 1995-06-06 Catalytic composition and process for the alkylation or transalkylation of aromatic compounds
DE69515142T DE69515142T2 (de) 1994-06-16 1995-06-06 Katalytische Zusammensetzung und Verfahren für die Alkylierung oder Transalkylierung von aromatischen Verbindungen
AT95108610T ATE189862T1 (de) 1994-06-16 1995-06-06 Katalytische zusammensetzung und verfahren für die alkylierung oder transalkylierung von aromatischen verbindungen
US08/478,831 US5811612A (en) 1994-06-15 1995-06-07 Catalytic composition and process for the alkylation or transalkylation of aromatic compounds
AU21652/95A AU2165295A (en) 1994-06-16 1995-06-14 Catalytic composition and process for the alkylation or transalkylation of aromatic compounds
RU95109451A RU2147929C1 (ru) 1994-06-16 1995-06-15 Каталитическая композиция для алкилирования ароматических соединений, способы их алкилирования и трансалкилирования
CA002151889A CA2151889C (en) 1994-06-16 1995-06-15 Catalytic composition and process for the alkylation or transalkylation of aromatic compounds
JP15064895A JP3805409B2 (ja) 1994-06-16 1995-06-16 芳香族化合物のアルキル化またはアルキル交換方法及びそれに用いる触媒組成物
US09/115,542 US6084143A (en) 1994-06-16 1998-07-15 Catalytic composition and process for the alkylation or transalkylation of aromatic compounds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI941252A IT1270230B (it) 1994-06-16 1994-06-16 Composizione catalitica e processo per l'alchilazione di composti aromatici

Publications (3)

Publication Number Publication Date
ITMI941252A0 true ITMI941252A0 (it) 1994-06-16
ITMI941252A1 ITMI941252A1 (it) 1995-12-16
IT1270230B IT1270230B (it) 1997-04-29

Family

ID=11369120

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI941252A IT1270230B (it) 1994-06-15 1994-06-16 Composizione catalitica e processo per l'alchilazione di composti aromatici

Country Status (11)

Country Link
US (2) US5811612A (it)
EP (1) EP0687500B1 (it)
JP (1) JP3805409B2 (it)
AT (1) ATE189862T1 (it)
AU (1) AU2165295A (it)
CA (1) CA2151889C (it)
DE (1) DE69515142T2 (it)
DK (1) DK0687500T3 (it)
ES (1) ES2142972T3 (it)
IT (1) IT1270230B (it)
RU (1) RU2147929C1 (it)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1270230B (it) * 1994-06-16 1997-04-29 Enichem Sintesi Composizione catalitica e processo per l'alchilazione di composti aromatici
US6060632A (en) * 1996-07-19 2000-05-09 Asahi Kasei Kogyo Kabushiki Kaisha Process for producing ethylbenzene
IT1290846B1 (it) * 1996-12-12 1998-12-14 Enichem Spa Composizione catalitica e processo per l'alchilazione e/o la transalchilazione di composti aromatici
ID26172A (id) 1997-07-21 2000-11-30 Procter & Gamble Proses pembuatan surfaktan-surfaktan alkilbenzenasulfonat dan produk-produknya
EP1002029B1 (en) 1997-07-21 2003-05-14 The Procter & Gamble Company Improved alkylbenzenesulfonate surfactants
TR200000796T2 (tr) 1997-07-21 2000-07-21 The Procter & Gamble Company Kristalinitesi kesintiye uğramış yüzey aktif madde karışımları içeren deterjan kompozisyonları
PH11998001775B1 (en) * 1997-07-21 2004-02-11 Procter & Gamble Improved alkyl aryl sulfonate surfactants
JP2001511471A (ja) 1997-07-21 2001-08-14 ザ、プロクター、エンド、ギャンブル、カンパニー ビニリデンオレフィンを経由して製造された改良アルキルアリールスルホネート界面活性剤を含んでなる洗浄製品およびそれらの製造方法
HUP0003855A3 (en) 1997-08-08 2001-11-28 Procter & Gamble Improved processes for making surfactants via adsorptive separation and products thereof
IT1299035B1 (it) * 1998-04-07 2000-02-07 Enichem Spa Processo per la preparazione di composti aromatici monoalchilati
EP1022325A3 (en) 1999-01-20 2003-01-02 The Procter & Gamble Company Hard surface cleaning compositions comprising modified alkylbenzene sulfonates
EP1022326A1 (en) 1999-01-20 2000-07-26 The Procter & Gamble Company Hard surface cleaning compositions comprising modified alkylbenzene sulfonates
IT1313009B1 (it) * 1999-07-13 2002-05-29 Enichem Spa Processo per la rigenerazione di catalizzatori zeolitici.
IT1313007B1 (it) * 1999-07-13 2002-05-29 Enichem Spa Processso per l'alchilazione di composti aromatici in fase gas.
IT1313008B1 (it) * 1999-07-13 2002-05-29 Enichem Spa Processo per l'alchilazione di composti aromatici.
RU2248934C2 (ru) * 1999-09-07 2005-03-27 Технише Университет Дельфт Неорганические оксиды с мезопористостью или со смешанной мезо- и микропористостью и способ их получения
US6814950B1 (en) * 1999-09-07 2004-11-09 Abb Lummus Global Inc. Inorganic oxides with mesoporosity or combined meso-and microporosity and process for the preparation thereof
US7084087B2 (en) * 1999-09-07 2006-08-01 Abb Lummus Global Inc. Zeolite composite, method for making and catalytic application thereof
DE10008924A1 (de) * 2000-02-25 2001-09-06 Phenolchemie Gmbh & Co Kg Verfahren zur Herstellung von Phenol
US7371910B2 (en) 2000-10-20 2008-05-13 Lummus Technology Inc. Process for benzene alkylation and transalkylation of polyalkylated aromatics over improved zeolite beta catalyst
EP1455939A1 (en) * 2001-12-06 2004-09-15 Dow Global Technologies Inc. Zeolite catalysts for transalkylation of diisopropylbenzene
ITMI20012707A1 (it) 2001-12-20 2003-06-20 Enichem Spa Processo per l'alchilazione di composti aromatici
GB2398749B (en) * 2001-12-27 2005-04-27 Daicel Chem Catalyst and process for the production of lower fatty acid esters
MY122928A (en) * 2001-12-27 2006-05-31 Daicel Chem Catalyst and process for the production of lower fatty acid esters
ITMI20022712A1 (it) * 2002-12-20 2004-06-21 Polimeri Europa Spa Composizione catalitica e processo per la transalchilazione di idrocarburi.
US7122496B2 (en) * 2003-05-01 2006-10-17 Bp Corporation North America Inc. Para-xylene selective adsorbent compositions and methods
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
US6872866B1 (en) 2003-12-15 2005-03-29 Uop Llc Liquid phase process for C8 alkylaromatic isomerization
ITMI20041289A1 (it) 2004-06-25 2004-09-25 Enitecnologie Spa Catalizzatore e processo per la preparazione di idrocarburi aromatici alchilati
TWI397511B (zh) * 2005-01-14 2013-06-01 Alkemy Ltd 含污水淤泥與其他廢棄物的合成聚集體以及製造此類聚集體的方法
US7780781B2 (en) * 2005-01-14 2010-08-24 Alkemy, Ltd. Pyroprocessed aggregates comprising IBA and low calcium silicoaluminous materials and methods for producing such aggregates
GR1006855B (el) * 2005-01-14 2010-07-06 Σοφια Μπεθανη Δομικα υλικα με χρηση αδρανων απο στερεα αποβλητα
RU2288034C1 (ru) * 2005-10-14 2006-11-27 Ирина Игоревна Иванова Способ конверсии углеводородов, катализатор для его осуществления с микро-мезопористой структурой и способ приготовления катализатора
CA2651560C (en) 2006-05-08 2013-07-16 Petroquimica Espanola, S.A. (Petresa) Catalytic transalkylation of dialkyl benzenes
RU2320631C1 (ru) * 2006-11-10 2008-03-27 Ирина Игоревна Иванова Способ диспропорционирования изопропилбензола с использованием катализатора с микромезопористой структурой
IT1392325B1 (it) 2008-09-11 2012-02-28 Polimeri Europa Spa Processo per l'alchilazione di benzene con isopropanolo o miscele di isopropanolo e propilene
IT1392929B1 (it) 2009-02-16 2012-04-02 Polimeri Europa Spa Processo integrato per la preparazione di etilbenzene e cumene
IT1394721B1 (it) 2009-06-10 2012-07-13 Polimeri Europa Spa Processo per l'alchilazione di benzene con etanolo o miscele di etanolo ed etilene
IT1397885B1 (it) 2009-12-23 2013-02-04 Polimeri Europa Spa Processo per preparare etilbenzene.
IT1397886B1 (it) 2009-12-23 2013-02-04 Eni Spa Procedimento per la produzione di componenti di carburanti per autotrazione.
ITMI20111144A1 (it) 2011-06-23 2012-12-24 Polimeri Europa Spa Procedimento per l'alchilazione di idrocarburi aromatici con olefine
ITMI20131704A1 (it) 2013-10-15 2015-04-16 Versalis Spa Composizione catalitica e processo che la utilizza per l'alchilazione di idrocarburi aromatici con alcoli, o miscele di alcoli e olefine
EP3060338A4 (en) * 2013-10-25 2017-06-28 Cool Planet Energy Systems, Inc. Zeolite catalyst composition
CN115722256B (zh) * 2021-08-30 2024-07-16 中国石油化工股份有限公司 一种烷基化催化剂的制备方法、催化剂和应用

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3308069A (en) 1964-05-01 1967-03-07 Mobil Oil Corp Catalytic composition of a crystalline zeolite
IT1096596B (it) 1978-06-22 1985-08-26 Snam Progetti Materiale sintetico a base di silice
EP0055046B1 (en) 1980-12-19 1984-11-07 Imperial Chemical Industries Plc Zeolites
US4891458A (en) * 1987-12-17 1990-01-02 Innes Robert A Liquid phase alkylation or transalkylation process using zeolite beta
US4968405A (en) * 1988-07-05 1990-11-06 Exxon Research And Engineering Company Fluid catalytic cracking using catalysts containing monodispersed mesoporous matrices
ES2007545A6 (es) * 1988-08-03 1989-06-16 Petroquimica Espanola S A Petr Proceso de alquilacion catalitica en lecho fijo de hidrocarburos aromaticos.
JPH05500650A (ja) * 1989-07-07 1993-02-12 シェブロン　リサーチ　アンド　テクノロジー　カンパニー 低アルミニウムホウ素ベータゼオライト
US5166111A (en) * 1989-07-07 1992-11-24 Chevron Research Company Low-aluminum boron beta zeolite
IT1237198B (it) * 1989-11-16 1993-05-26 Eniricerche Spa Processo per l'alchilazione di composti aromatici.
SE9002558D0 (sv) 1990-08-02 1990-08-02 Carlstedt Elektronik Ab Processor
US5118896A (en) * 1990-10-31 1992-06-02 Amoco Corporation Aromatic alkylation process using large macropore, small particle size, zeolite catalyst
CA2084929C (en) * 1991-12-30 2000-01-25 Exxon Research And Engineering Company Catalyst and process for cracking hydrocarbons with highly attrition resistant mesoporous catalytic cracking catalysts
US5221648A (en) * 1991-12-30 1993-06-22 Exxon Research & Engineering Company Highly attrition resistant mesoporous catalytic cracking catalysts
US5518897A (en) 1992-05-04 1996-05-21 Memphis State University Recombinant biopesticide and method of use thereof
US5182242A (en) * 1992-06-02 1993-01-26 Mobil Oil Corp. Catalysts bound with low acidity refractory oxide
IT1264626B1 (it) * 1993-06-16 1996-10-04 Eniricerche Spa Processo per la preparazione di cumene
US5587137A (en) * 1994-01-18 1996-12-24 Corning Incorporated Exhaust gas conversion method using thermally stable zeolites
IT1270230B (it) * 1994-06-16 1997-04-29 Enichem Sintesi Composizione catalitica e processo per l'alchilazione di composti aromatici

Also Published As

Publication number Publication date
DE69515142D1 (de) 2000-03-30
JPH08103658A (ja) 1996-04-23
CA2151889A1 (en) 1995-12-17
ES2142972T3 (es) 2000-05-01
EP0687500B1 (en) 2000-02-23
DE69515142T2 (de) 2000-08-24
US5811612A (en) 1998-09-22
JP3805409B2 (ja) 2006-08-02
DK0687500T3 (da) 2000-06-05
EP0687500A1 (en) 1995-12-20
US6084143A (en) 2000-07-04
IT1270230B (it) 1997-04-29
ITMI941252A1 (it) 1995-12-16
ATE189862T1 (de) 2000-03-15
RU2147929C1 (ru) 2000-04-27
AU2165295A (en) 1996-01-04
CA2151889C (en) 2008-08-19
RU95109451A (ru) 1997-04-20

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