EP2632879A4 - Process for the production of purified xylene isomers - Google Patents

Process for the production of purified xylene isomers

Info

Publication number
EP2632879A4
EP2632879A4 EP11836892.7A EP11836892A EP2632879A4 EP 2632879 A4 EP2632879 A4 EP 2632879A4 EP 11836892 A EP11836892 A EP 11836892A EP 2632879 A4 EP2632879 A4 EP 2632879A4
Authority
EP
European Patent Office
Prior art keywords
production
xylene isomers
purified xylene
purified
isomers
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.)
Withdrawn
Application number
EP11836892.7A
Other languages
German (de)
French (fr)
Other versions
EP2632879A2 (en
Inventor
Dana Lynn Pilliod
John Di-Yi Ou
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 Chemical Patents Inc
Original Assignee
ExxonMobil Chemical Patents Inc
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 ExxonMobil Chemical Patents Inc filed Critical ExxonMobil Chemical Patents Inc
Priority to EP11836892.7A priority Critical patent/EP2632879A4/en
Publication of EP2632879A2 publication Critical patent/EP2632879A2/en
Publication of EP2632879A4 publication Critical patent/EP2632879A4/en
Withdrawn legal-status Critical Current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
    • 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
    • C07C5/2729—Changing the branching point of an open chain or the point of substitution on a ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/005—Processes comprising at least two steps in series
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/12—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers
    • C07C7/13—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers by molecular-sieve technique
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/14—Purification; Separation; Use of additives by crystallisation; Purification or separation of the crystals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
EP11836892.7A 2010-10-29 2011-10-21 Process for the production of purified xylene isomers Withdrawn EP2632879A4 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP11836892.7A EP2632879A4 (en) 2010-10-29 2011-10-21 Process for the production of purified xylene isomers

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US40808110P 2010-10-29 2010-10-29
EP10192324 2010-11-24
PCT/US2011/057226 WO2012058106A2 (en) 2010-10-29 2011-10-21 Process for the production of purified xylene isomers
EP11836892.7A EP2632879A4 (en) 2010-10-29 2011-10-21 Process for the production of purified xylene isomers

Publications (2)

Publication Number Publication Date
EP2632879A2 EP2632879A2 (en) 2013-09-04
EP2632879A4 true EP2632879A4 (en) 2015-12-16

Family

ID=43247470

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11836892.7A Withdrawn EP2632879A4 (en) 2010-10-29 2011-10-21 Process for the production of purified xylene isomers

Country Status (6)

Country Link
EP (1) EP2632879A4 (en)
JP (1) JP5745635B2 (en)
KR (1) KR101530139B1 (en)
CN (1) CN103201241A (en)
SG (1) SG189199A1 (en)
WO (1) WO2012058106A2 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG189261A1 (en) * 2010-10-29 2013-05-31 Exxonmobil Chem Patents Inc Process for the production of paraxylene
US9309169B2 (en) 2012-11-30 2016-04-12 Exxonmobil Chemical Patents Inc. Process for the production of purified xylene isomers
CN104870409A (en) 2012-11-30 2015-08-26 埃克森美孚化学专利公司 Energy efficient processes for xylenes production
US9266796B2 (en) * 2013-09-27 2016-02-23 Uop Llc Systems and methods for producing desired xylene isomers
PT3105201T (en) * 2014-02-13 2019-12-24 Bp Corp North America Inc Energy efficient fractionation process for separating the reactor effluent from tol/a9+ translakylation processes
FR3023842B1 (en) * 2014-07-18 2017-11-24 Ifp Energies Now PROCESS FOR PRODUCING HIGH PURITY PARAXYLENE FROM XYLENE CUT, METHOD USING SIMUL MOBILE BED SEPARATION UNIT AND TWO ISOMERIZING UNITS, ONE IN GAS PHASE AND THE OTHER IN LIQUID PHASE.
TWI746476B (en) * 2015-11-13 2021-11-21 美商艾克頌美孚硏究工程公司 Separation of mixed xylenes
CN110283033B (en) * 2019-06-28 2021-11-02 中国石油天然气集团有限公司 Multi-region coordinated control microcirculation high-capacity adsorption crystallization coupled aromatic hydrocarbon production method and system
WO2023044278A1 (en) * 2021-09-16 2023-03-23 Exxonmobil Chemical Patents Inc. Xylene isomer separation processes
CN114534771B (en) * 2022-03-03 2022-09-16 大庆亿鑫化工股份有限公司 Isomerization catalyst for mixed xylene and separation method of o-xylene
WO2023244389A1 (en) * 2022-06-14 2023-12-21 Exxonmobil Chemical Patents Inc. Production of p-xylene by liquid-phase isomerization in the presence of c9+ aromatic hydrocarbons and separation thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3856874A (en) * 1973-09-13 1974-12-24 Mobil Oil Corp Xylene isomerization
EP0021604A1 (en) * 1979-05-25 1981-01-07 Mobil Oil Corporation Xylene isomerization
US5998688A (en) * 1998-08-25 1999-12-07 Mobil Oil Corporation Xylene isomerization process using toluene co-feed
FR2862638A1 (en) * 2003-11-26 2005-05-27 Inst Francais Du Petrole Producing p-xylene from a feed comprising xylenes, ethylbenzene and heavy hydrocarbons comprises a simulated moving bed adsorption step and two isomerization steps

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5705726A (en) * 1994-11-18 1998-01-06 Mobil Oil Corporation Xylene isomerization on separate reactors
WO2000010944A1 (en) * 1998-08-25 2000-03-02 Mobil Oil Corporation Para-xylene production process
FR2792632B1 (en) * 1999-04-22 2004-02-13 Inst Francais Du Petrole PROCESS FOR THE PRODUCTION OF PARAXYLENE INCLUDING AN ADSORPTION STAGE, A LIQUID PHASE ISOMERIZATION STAGE AND A GAS PHASE ISOMERIZATION STAGE WITH A ZEOLITH OF EU0 TYPE
FR2844790B1 (en) * 2002-09-20 2004-10-22 Inst Francais Du Petrole PARAXYLENE AND STYRENE CO-PRODUCTION PROCESS
FR2883283B1 (en) * 2005-03-16 2007-05-18 Inst Francais Du Petrole PROCESS FOR COMBINED PRODUCTION OF PARAXYLENE AND BENZENE OF ENHANCED PRODUCTIVITY
EP2013157B1 (en) * 2006-04-25 2011-05-25 ExxonMobil Chemical Patents Inc. Process for producing para-xylene
KR100843435B1 (en) * 2007-04-27 2008-07-03 삼성토탈 주식회사 A separation method of aromatic compounds comprising simulated moving bed xylene mixture pre-treatment process and additional xylene isomerization process
SG189261A1 (en) * 2010-10-29 2013-05-31 Exxonmobil Chem Patents Inc Process for the production of paraxylene

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3856874A (en) * 1973-09-13 1974-12-24 Mobil Oil Corp Xylene isomerization
EP0021604A1 (en) * 1979-05-25 1981-01-07 Mobil Oil Corporation Xylene isomerization
US5998688A (en) * 1998-08-25 1999-12-07 Mobil Oil Corporation Xylene isomerization process using toluene co-feed
FR2862638A1 (en) * 2003-11-26 2005-05-27 Inst Francais Du Petrole Producing p-xylene from a feed comprising xylenes, ethylbenzene and heavy hydrocarbons comprises a simulated moving bed adsorption step and two isomerization steps

Also Published As

Publication number Publication date
JP2014501700A (en) 2014-01-23
CN103201241A (en) 2013-07-10
JP5745635B2 (en) 2015-07-08
EP2632879A2 (en) 2013-09-04
SG189199A1 (en) 2013-05-31
KR20130091345A (en) 2013-08-16
WO2012058106A3 (en) 2012-07-05
KR101530139B1 (en) 2015-06-18
WO2012058106A2 (en) 2012-05-03

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Legal Events

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DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20151116

RIC1 Information provided on ipc code assigned before grant

Ipc: C07C 7/14 20060101ALI20151110BHEP

Ipc: C07C 15/08 20060101ALI20151110BHEP

Ipc: C07C 7/13 20060101ALI20151110BHEP

Ipc: C07C 5/27 20060101AFI20151110BHEP

Ipc: C07C 7/00 20060101ALI20151110BHEP

STAA Information on the status of an ep patent application or granted ep patent

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