DE69520592T2 - Isomerisierung von xylen in zwei betten - Google Patents

Isomerisierung von xylen in zwei betten

Info

Publication number
DE69520592T2
DE69520592T2 DE69520592T DE69520592T DE69520592T2 DE 69520592 T2 DE69520592 T2 DE 69520592T2 DE 69520592 T DE69520592 T DE 69520592T DE 69520592 T DE69520592 T DE 69520592T DE 69520592 T2 DE69520592 T2 DE 69520592T2
Authority
DE
Germany
Prior art keywords
isomerization
beds
xylene
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 - Fee Related
Application number
DE69520592T
Other languages
English (en)
Other versions
DE69520592D1 (de
Inventor
Sahib Abichandani
Scott Beck
Glenn Bundens
Lee Breckenridge
Harold Olson
Thomas Reischman
Lawrence Stern
Rao Venkat
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.)
ExxonMobil Oil Corp
Original Assignee
Mobil Oil Corp
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 Mobil Oil Corp filed Critical Mobil Oil Corp
Application granted granted Critical
Publication of DE69520592D1 publication Critical patent/DE69520592D1/de
Publication of DE69520592T2 publication Critical patent/DE69520592T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/02—Monocyclic hydrocarbons
    • C07C15/067—C8H10 hydrocarbons
    • C07C15/08—Xylenes
    • 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
    • B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • B01J29/42—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
    • B01J29/44—Noble metals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/02—Monocyclic hydrocarbons
    • C07C15/067—C8H10 hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C4/00—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms
    • C07C4/08—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule
    • C07C4/12—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule from hydrocarbons containing a six-membered aromatic ring, e.g. propyltoluene to vinyltoluene
    • C07C4/14—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule from hydrocarbons containing a six-membered aromatic ring, e.g. propyltoluene to vinyltoluene splitting taking place at an aromatic-aliphatic bond
    • C07C4/18—Catalytic processes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
    • C07C5/2702—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously
    • C07C5/2708—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously with crystalline alumino-silicates, e.g. molecular sieves
    • 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
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/12—After treatment, characterised by the effect to be obtained to alter the outside of the crystallites, e.g. selectivation
    • 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
    • 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
    • B01J29/65—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38, as exemplified by patent documents US4046859, US4016245 and US4046859, respectively
    • 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
    • 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
    • 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
    • C07C2529/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11
    • 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
    • C07C2529/65—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38
    • 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
DE69520592T 1994-11-18 1995-11-16 Isomerisierung von xylen in zwei betten Expired - Fee Related DE69520592T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/342,322 US5516956A (en) 1994-11-18 1994-11-18 Dual bed xylene isomerization
PCT/US1995/016006 WO1996016005A1 (en) 1994-11-18 1995-11-16 Dual bed xylene isomerization

Publications (2)

Publication Number Publication Date
DE69520592D1 DE69520592D1 (de) 2001-05-10
DE69520592T2 true DE69520592T2 (de) 2001-07-12

Family

ID=23341323

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69520592T Expired - Fee Related DE69520592T2 (de) 1994-11-18 1995-11-16 Isomerisierung von xylen in zwei betten

Country Status (8)

Country Link
US (1) US5516956A (de)
EP (1) EP0792251B1 (de)
JP (1) JP3857311B2 (de)
KR (1) KR100369429B1 (de)
CA (1) CA2203365C (de)
DE (1) DE69520592T2 (de)
ES (1) ES2155538T3 (de)
WO (1) WO1996016005A1 (de)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5698756A (en) * 1993-05-28 1997-12-16 Mobil Oil Corporation Toluene alkylation with ethylene to produce para-ethyloluene
US5476823A (en) * 1993-05-28 1995-12-19 Mobil Oil Corp. Method of preparation of ex situ selectivated zeolite catalysts for enhanced shape selective applications and method to increase the activity thereof
US5659098A (en) * 1993-05-28 1997-08-19 Beck; Jeffrey S. High conversion touluene disproportionation with ex situ selectivated zeolite catalysts
US5689027A (en) * 1994-11-18 1997-11-18 Mobil Oil Corporation Selective ethylbenzene conversion
US5705726A (en) * 1994-11-18 1998-01-06 Mobil Oil Corporation Xylene isomerization on separate reactors
US5625104A (en) * 1995-06-06 1997-04-29 Mobil Oil Corporation Alkali metal ion exchanged selectivated zeolite catalyst
IN192640B (de) * 1995-03-06 2004-05-08 Toray Industries
US5849968A (en) * 1995-06-06 1998-12-15 Mobil Oil Corporation Hydrocarbon conversion process with alkaline earth metal ion exchanged selectivated zeolite catalyst
AU714275B2 (en) * 1996-01-25 1999-12-23 Exxon Research And Engineering Company Separation process in which a membrane is used
ID18446A (id) * 1996-05-29 1998-04-09 Exxon Chemical Patents Inc Proses untuk isomerisasi hidrokarbon-hidrokarbon alkilaromatik
ZA974712B (en) * 1996-05-29 1998-11-17 Exxon Chemical Patents Inc Zeolite catalyst and use for hydrocarbon conversion
US5877379A (en) * 1996-08-19 1999-03-02 Phillips Petroleum Company Olefin conversion process involving coke suppressor impregnated catalyst
US5968343A (en) * 1997-05-05 1999-10-19 Phillips Petroleum Company Hydrocarbon conversion catalyst composition and processes therefor and therewith
US5905051A (en) * 1997-06-04 1999-05-18 Wu; An-Hsiang Hydrotreating catalyst composition and processes therefor and therewith
US6207871B1 (en) 1997-12-19 2001-03-27 Mobil Oil Corporation High-purity meta-xylene production process
US6028238A (en) * 1998-04-14 2000-02-22 Mobil Oil Corporation Xylene isomerization
US5998688A (en) * 1998-08-25 1999-12-07 Mobil Oil Corporation Xylene isomerization process using toluene co-feed
US5977420A (en) * 1998-08-25 1999-11-02 Mobil Oil Corporation Dual-loop xylene isomerization process
US6709570B1 (en) 1999-09-27 2004-03-23 Shell Oil Company Method for preparing a catalyst
US7122496B2 (en) * 2003-05-01 2006-10-17 Bp Corporation North America Inc. Para-xylene selective adsorbent compositions and methods
US7271305B2 (en) * 2003-05-01 2007-09-18 Bp Corporation North America Inc. Method of obtaining para-xylene
US7067052B2 (en) * 2003-07-01 2006-06-27 Exxonmobil Chemical Patents Inc. Process for the production of reformate having reduced ethylbenzene content
US7247762B2 (en) * 2003-09-12 2007-07-24 Exxonmobil Chemical Patents Inc. Process for xylene isomerization and ethylbenzene conversion
US7271118B2 (en) * 2004-07-29 2007-09-18 Exxonmobil Chemical Patents Inc. Xylenes isomerization catalyst system and use thereof
EP2027917A1 (de) * 2007-07-31 2009-02-25 Shell Internationale Researchmaatschappij B.V. Katalysatorzusammensetzung sowie ihre Herstellung und Verwendung
US20100004493A1 (en) * 2008-07-02 2010-01-07 Porter John R Integrated Process
US8575055B2 (en) * 2010-03-30 2013-11-05 Uop Llc Surface-modified zeolites and methods for preparing the same
KR101844763B1 (ko) * 2010-04-19 2018-04-03 쉘 인터내셔날 리써취 마트샤피지 비.브이. 촉매 지지체의 제조 방법
WO2012058108A2 (en) * 2010-10-29 2012-05-03 Exxonmobil Chemical Patents Inc. Process for the production of paraxylene
CA2842809C (en) 2011-08-31 2016-06-07 Chunshe Cao Production of paraxylene
US9260360B2 (en) 2012-12-05 2016-02-16 Exxonmobil Chemical Patents Inc. Manufacturing process
BR112015030289A2 (pt) * 2013-06-13 2017-07-25 Exxonmobil Chemical Patents Inc seletivação de coque de compensação in-situ de catalisador de desproporcionamento de tolueno
WO2016003611A1 (en) 2014-06-30 2016-01-07 Exxonmobil Chemical Patents Inc. Process for the production of para-xyxlene
US9469579B2 (en) 2014-06-30 2016-10-18 Exxonmobil Chemical Patents Inc. Process for the production of xylenes
WO2016003613A2 (en) 2014-06-30 2016-01-07 Exxonmobil Chemical Patents Inc. Process for the production of xylenes
WO2016003612A1 (en) 2014-06-30 2016-01-07 Exxonmobil Chemical Patents Inc. Processes for the production of para-xylene
WO2016025077A1 (en) 2014-08-15 2016-02-18 Exxonmobil Chemical Patents Inc. Aromatics production process
US9708233B2 (en) * 2014-08-15 2017-07-18 Exxonmobil Chemical Patents Inc. Aromatics production process
WO2017075214A1 (en) * 2015-10-28 2017-05-04 Bp Corporation Nurth America Inc. Improved catalyst for ethylbenzene conversion in a xylene isomerrization process
WO2017105617A1 (en) 2015-12-15 2017-06-22 Exxonmobil Chemical Patents Inc. Process for xylenes isomerization
US9809509B2 (en) 2015-12-15 2017-11-07 Exxonmobil Chemical Patents Inc. Process for xylenes isomerization
SG11201811750SA (en) * 2016-07-13 2019-01-30 Shell Int Research Catalyst composition comprising con-type zeolite and zsm-5-type zeolite, preparation and process using such composition
SG11201901911TA (en) * 2016-10-06 2019-04-29 Shell Int Research Alkylaromatic conversion catalyst
WO2021048693A1 (en) * 2019-09-10 2021-03-18 Sabic Global Technologies B.V. Aromatization catalyst with improved isomerization, reactor configurations and use thereof
US10927057B1 (en) * 2020-01-06 2021-02-23 Uop Llc Two bed liquid phase isomerization process

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090981A (en) * 1976-09-23 1978-05-23 Mobile Oil Corporation Catalyst for selective production of para dialkyl substituted benzenes
US4117026A (en) * 1976-05-12 1978-09-26 Mobil Oil Corporation Selective production of para dialkyl substituted benzenes
US4163028A (en) * 1977-07-22 1979-07-31 Mobil Oil Corporation Xylene isomerization
USRE31782E (en) * 1978-06-09 1984-12-25 Mobil Oil Corporation Xylene isomerization
US4312790A (en) * 1980-04-14 1982-01-26 Mobil Oil Corporation Aromatics processing catalysts
US4560820A (en) * 1981-04-13 1985-12-24 Chevron Research Company Alkylaromatic dealkylation
US4477583A (en) * 1983-06-09 1984-10-16 Mobil Oil Corporation Silica-modified catalyst and use for selective production of para-dialkyl substituted benzenes
US4465886A (en) * 1983-06-09 1984-08-14 Mobil Oil Corporation Silica-modified catalyst and use for selective production of para-dialkyl substituted benzenes
US4582815A (en) * 1984-07-06 1986-04-15 Mobil Oil Corporation Extrusion of silica-rich solids
US4783568A (en) * 1985-09-13 1988-11-08 Uop Inc. Xylene producing process having staged catalytic conversion of ethylbenzene
US4899011A (en) * 1986-01-15 1990-02-06 Mobil Oil Corporation Xylene isomerization process to exhaustively convert ethylbenzene and non-aromatics
US5053374A (en) * 1987-05-01 1991-10-01 Mobil Oil Corporation Method for preparing a zeolite catalyst bound with a refractory oxide of low acidity
US5004855A (en) * 1987-08-25 1991-04-02 Toray Industries, Inc. Process for conversion of ethylbenzene in C8 aromatic hydrocarbon mixture
US4950835A (en) * 1989-10-24 1990-08-21 Taiwan Styrene Monomer Corporation Novel silicon-modified catalyst Si/HZSM-5, it's preparation, and a process for synthesizing high purity p-dialkyl benzene from monoalkyl benzene by using said catalyst
US5321183A (en) * 1992-03-12 1994-06-14 Mobil Oil Corp. Process for the regioselective conversion of aromatics to para-disubstituted benzenes
US5365003A (en) * 1993-02-25 1994-11-15 Mobil Oil Corp. Shape selective conversion of hydrocarbons over extrusion-modified molecular sieve
US5349114A (en) * 1993-04-05 1994-09-20 Mobil Oil Corp. Shape selective hydrocarbon conversions over modified catalyst
US5371312A (en) * 1993-04-05 1994-12-06 Mobil Oil Corp. Shape selective hydrocarbon conversions over modified catalyst
US5382737A (en) * 1993-05-28 1995-01-17 Mobil Oil Corp. Selective ethylbenzene disproportionation process (SEBDP) with ex situ selectivated zeolite catalysts
US5367099A (en) * 1993-05-28 1994-11-22 Mobil Oil Corp. Selective toluene disproportionation process (STDP) with ex situ selectivated zeolite catalyst
US5365004A (en) * 1993-05-28 1994-11-15 Mobil Oil Corp. Selective toluene disproportionation process (STDP) with ex situ selectivated zeolite catalysts

Also Published As

Publication number Publication date
EP0792251B1 (de) 2001-04-04
ES2155538T3 (es) 2001-05-16
EP0792251A1 (de) 1997-09-03
KR970707062A (ko) 1997-12-01
WO1996016005A1 (en) 1996-05-30
CA2203365A1 (en) 1996-05-30
CA2203365C (en) 2007-06-26
KR100369429B1 (ko) 2003-04-10
JPH10509720A (ja) 1998-09-22
US5516956A (en) 1996-05-14
JP3857311B2 (ja) 2006-12-13
EP0792251A4 (de) 1997-11-19
DE69520592D1 (de) 2001-05-10

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