ES2045428T3 - Procedimiento para la separacion por adsorcion de hidrocarburos para-dialquil-aromaticos a partir de alimentaciones que tambien contienen por lo menos un isomero de los mismos. - Google Patents

Procedimiento para la separacion por adsorcion de hidrocarburos para-dialquil-aromaticos a partir de alimentaciones que tambien contienen por lo menos un isomero de los mismos.

Info

Publication number
ES2045428T3
ES2045428T3 ES89305091T ES89305091T ES2045428T3 ES 2045428 T3 ES2045428 T3 ES 2045428T3 ES 89305091 T ES89305091 T ES 89305091T ES 89305091 T ES89305091 T ES 89305091T ES 2045428 T3 ES2045428 T3 ES 2045428T3
Authority
ES
Spain
Prior art keywords
isomer
aromaticos
dialquil
para
foods
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
ES89305091T
Other languages
English (en)
Inventor
Richard William Neuzil
George John Antos
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.)
Honeywell UOP LLC
Original Assignee
UOP LLC
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 UOP LLC filed Critical UOP LLC
Priority claimed from HU892522A external-priority patent/HU205057B/hu
Priority claimed from RO139905A external-priority patent/RO103750B1/ro
Application granted granted Critical
Publication of ES2045428T3 publication Critical patent/ES2045428T3/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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)

Abstract

EL PARA-ISOMERO DE UN HIDROCARBONO DIALQUIL-AROMATICO SE SEPARA DE UNA MEZCLA CON AL MENOS OTRO ISOMERO DEL HIDROCARBONO, MEDIANTE EL CONTACTO DE LA MEZCLA CON UN ALUMINOSILICATO CRISTALINO ABSORBENTE CONTENIENDO IONES DE BARIO Y POTASIO EN PUNTOS CATIONICOS CAMBIABLES EN UNA RATIO DE MOL CORRESPONDIENTE A UN BAO A K2O RATIO DE 0.6:1 A 1.2:1 EN CONDICIONES DE ABSORCION SELECCIONADAS PARA EFECTUAR LA ABSORCION DE DICHO PARA-ISOMERO Y DESPUES PONER EN CONTACTO EL PARA-ISOMERO CONTENEDOR DEL ABSORBENTE CON UN MATERIAL DESORBENTE SELECCIONADO DE LOS MONOFLUOROAROMATICOS, DIFLUOROAROMATICOS O MEZCLAS DE ELLOS EN CONDICIONES DE DESORBCION SELECCIONADAS PARA LLEVAR A CABO LA RECUPERACION DE DICHOS ISOMEROS.
ES89305091T 1987-06-15 1989-05-19 Procedimiento para la separacion por adsorcion de hidrocarburos para-dialquil-aromaticos a partir de alimentaciones que tambien contienen por lo menos un isomero de los mismos. Expired - Lifetime ES2045428T3 (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US07/061,948 US4886929A (en) 1987-06-15 1987-06-15 Separation of para-xylene
CA000600093A CA1322176C (en) 1987-06-15 1989-05-18 Use of a fluoro-aromatic desorbent in a process for adsorptive separation of para-alkylaromatic hydrocarbons
HU892522A HU205057B (en) 1987-06-15 1989-05-22 Process for the adsorption separation of paraalkyl aromatic hydrocarbons by using fluoroaromatic adsorbent
RO139905A RO103750B1 (ro) 1987-06-15 1989-05-25 Procedeu pentru separarea para-xilenului dintr-un flux hidrocarbonat

Publications (1)

Publication Number Publication Date
ES2045428T3 true ES2045428T3 (es) 1994-01-16

Family

ID=27426667

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89305091T Expired - Lifetime ES2045428T3 (es) 1987-06-15 1989-05-19 Procedimiento para la separacion por adsorcion de hidrocarburos para-dialquil-aromaticos a partir de alimentaciones que tambien contienen por lo menos un isomero de los mismos.

Country Status (5)

Country Link
US (1) US4886929A (es)
EP (1) EP0397944B1 (es)
AU (1) AU611802B2 (es)
CA (1) CA1322176C (es)
ES (1) ES2045428T3 (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5107062A (en) * 1988-05-23 1992-04-21 Uop Zeolitic para-xylene separation with tetralin derivatives as heavy desorbent
DE4239151A1 (de) * 1992-11-20 1994-05-26 Thomae Gmbh Dr K N,N-Disubstituierte Arylcycloalkylamine, deren Salze, diese Verbindungen enthaltende Arzneimittel und deren Verwendung sowie Verfahren zu ihrer Herstellung
US5453560A (en) * 1994-05-20 1995-09-26 Uop Process for adsorptive separation of ethylbenzene from aromatic hydrocarbons
US6036865A (en) * 1998-06-15 2000-03-14 Union Carbide Chemicals & Plastics Technology Corporation Separation processes
US6045703A (en) * 1998-06-15 2000-04-04 Union Carbide Chemicals & Plastics Technology Corporation Separation processes
CA2394378A1 (en) * 2000-02-22 2001-08-30 Exxonmobil Chemical Patents Inc. Process for producing para-xylene
KR100674285B1 (ko) * 2002-02-20 2007-01-24 에스케이 주식회사 디에틸벤젠 이성질체 혼합물로부터 1,4-디에틸벤젠 및1,3-디에틸벤젠을 분리하는 방법
US7381858B2 (en) * 2004-01-30 2008-06-03 Bp Corporation North America Inc. Xylene process using perm-selective separations
US7358414B2 (en) 2004-01-30 2008-04-15 Miller Jeffrey T Para-xylene process using perm-selective separations
KR101048568B1 (ko) * 2006-04-25 2011-07-12 엑손모빌 케미칼 패턴츠 인코포레이티드 파라-크실렌의 생산방법
WO2008033200A1 (en) 2006-09-14 2008-03-20 Exxonmobil Chemical Patents Inc. Process for producing para-xylene
US8273934B2 (en) * 2008-12-15 2012-09-25 Exxonmobil Chemical Patents Inc. Process for producing para-xylene
US8283274B2 (en) * 2009-07-20 2012-10-09 Uop Llc Binderless zeolitic adsorbents, methods for producing binderless zeolitic adsorbents, and processes for adsorptive separation of para-xylene from mixed xylenes using the binderless zeolitic adsorbents
US8557028B2 (en) * 2011-03-31 2013-10-15 Uop Llc Binderless zeolitic adsorbents, methods for producing binderless zeolitic adsorbents, and adsorptive separation processes using the binderless zeolitic adsorbents
US12358857B2 (en) 2020-07-31 2025-07-15 Exxonmobil Chemicals Patents Inc. Processes for producing high-octane-number fuel component

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2985589A (en) * 1957-05-22 1961-05-23 Universal Oil Prod Co Continuous sorption process employing fixed bed of sorbent and moving inlets and outlets
GB899314A (en) * 1960-02-15 1962-06-20 Union Oil Co Separation of aromatic isomers
US4014949A (en) * 1962-06-06 1977-03-29 Sun Ventures, Inc. Separation of cyclic compounds with molecular sieve adsorbent
US3201491A (en) * 1962-09-05 1965-08-17 Universal Oil Prod Co Continuous sorption process with emphasis on product purity
US3626020A (en) * 1969-03-12 1971-12-07 Universal Oil Prod Co Separation of paraxylene from mixture of c aromatic utilizing crystalline aluminosilicate adsorbent
US3558732A (en) * 1969-05-12 1971-01-26 Universal Oil Prod Co Aromatic hydrocarbon separation by adsorption
US3665046A (en) * 1969-10-13 1972-05-23 Universal Oil Prod Co Separation of para-xylene from mixtures of c8 aromatics utilizing crystalline aluminositicate adsorbents
US3668266A (en) * 1969-11-26 1972-06-06 Mobil Oil Corp Sodium mordenite separation of para-xylene
US3663638A (en) * 1970-08-31 1972-05-16 Universal Oil Prod Co Aromatic hydrocarbon separation by adsorption
US3700744A (en) * 1970-09-18 1972-10-24 Universal Oil Prod Co Simultaneous recovery and production of pure xylenes from a c aromatic mixture
US3686342A (en) * 1970-09-18 1972-08-22 Universal Oil Prod Co Aromatic hydrocarbon separation by adsorption
US3686343A (en) * 1970-10-01 1972-08-22 Exxon Research Engineering Co Paraxylene recovery with zeolite adsorbent
US3996306A (en) * 1971-04-21 1976-12-07 Uop Inc. Aromatic hydrocarbon isomer separation process
US4051192A (en) * 1971-04-21 1977-09-27 Uop Inc. Separation of bi-alkyl substituted monocyclic aromatic isomers
US3734974A (en) * 1971-07-26 1973-05-22 Universal Oil Prod Co Hydrocarbon separation process
US3707550A (en) * 1971-10-26 1972-12-26 Universal Oil Prod Co Process for the production and recovery of ortho-xylene,para-xylene and ethylbenzene
US3843518A (en) * 1972-08-23 1974-10-22 Exxon Research Engineering Co Commercial chromatography for more than two components
US3878129A (en) * 1973-05-02 1975-04-15 Universal Oil Prod Co Method of manufacturing a zeolitic adsorbent useful for aromatic separation
US3894109A (en) * 1973-05-02 1975-07-08 Universal Oil Prod Co Aromatic hydrocarbon isomer separation by adsorption
US3878127A (en) * 1973-05-02 1975-04-15 Universal Oil Prod Co Method of manufacturing a zeolitic absorbent
JPS515562A (en) * 1974-07-05 1976-01-17 Hitachi Metals Ltd Indakutansuno choseihoho
GB1526065A (en) * 1974-10-16 1978-09-27 Asahi Chemical Ind Process for separation of hydrocarbon mixture
US3997620A (en) * 1975-10-28 1976-12-14 Uop Inc. Process for separating para-xylene
GB1529945A (en) * 1976-02-18 1978-10-25 British Petroleum Co Separating c8 aromatic isomers
GB1589213A (en) * 1977-09-23 1981-05-07 Uop Inc Method of manufacturing a zeolitic adsorbent
GB2031013B (en) * 1978-09-07 1983-02-16 Asahi Chemical Ind Separation of c8 aromatic isomers
US4584424A (en) * 1984-10-29 1986-04-22 Exxon Research & Engineering Company Process for separating ethylbenzene from xylenes by selective adsorption on a Beta zeolite

Also Published As

Publication number Publication date
EP0397944A1 (en) 1990-11-22
EP0397944B1 (en) 1993-07-21
US4886929A (en) 1989-12-12
CA1322176C (en) 1993-09-14
AU3509689A (en) 1990-12-06
AU611802B2 (en) 1991-06-20

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