DE68916794T2 - Verfahren zur adsorptiven Abtrennung von para-Xylol. - Google Patents

Verfahren zur adsorptiven Abtrennung von para-Xylol.

Info

Publication number
DE68916794T2
DE68916794T2 DE68916794T DE68916794T DE68916794T2 DE 68916794 T2 DE68916794 T2 DE 68916794T2 DE 68916794 T DE68916794 T DE 68916794T DE 68916794 T DE68916794 T DE 68916794T DE 68916794 T2 DE68916794 T2 DE 68916794T2
Authority
DE
Germany
Prior art keywords
xylene
para
adsorbent
desorbent
recovered
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
DE68916794T
Other languages
English (en)
Other versions
DE68916794D1 (de
Inventor
Hermann Z Zinnen
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 HU894056A external-priority patent/HU205888B/hu
Publication of DE68916794D1 publication Critical patent/DE68916794D1/de
Application granted granted Critical
Publication of DE68916794T2 publication Critical patent/DE68916794T2/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
    • 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
DE68916794T 1988-05-23 1989-08-07 Verfahren zur adsorptiven Abtrennung von para-Xylol. Expired - Fee Related DE68916794T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US07/197,740 US4864069A (en) 1988-05-23 1988-05-23 Zeolitic para-xylene separation with diethyltoluene heavy desorbent
US07/197,787 US4886930A (en) 1988-05-23 1988-05-23 Zeolitic para-xylene separation with tetralin heavy desorbent
EP89308030A EP0412215B1 (de) 1988-05-23 1989-08-07 Verfahren zur adsorptiven Abtrennung von para-Xylol
HU894056A HU205888B (en) 1988-05-23 1989-08-07 Process for separating p-xylene with diethyl-toluene desorbent
CA000607687A CA1328082C (en) 1988-05-23 1989-08-07 Adsorptive separation of para-xylene using diethyltoluene desorbent
AU39360/89A AU612880B2 (en) 1988-05-23 1989-08-07 Adsorptive separation of para-xylene using diethyltoluene desorbent
JP1205562A JPH0772149B2 (ja) 1988-05-23 1989-08-08 ジエチルトルエン脱着剤を使用するパラ‐キシレンの吸着分離方法

Publications (2)

Publication Number Publication Date
DE68916794D1 DE68916794D1 (de) 1994-08-18
DE68916794T2 true DE68916794T2 (de) 1994-12-08

Family

ID=40044082

Family Applications (2)

Application Number Title Priority Date Filing Date
DE68916794T Expired - Fee Related DE68916794T2 (de) 1988-05-23 1989-08-07 Verfahren zur adsorptiven Abtrennung von para-Xylol.
DE68915766T Expired - Fee Related DE68915766T2 (de) 1988-05-23 1989-10-31 Verfahren zur adsorptiven Trennung von para-Xylol.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE68915766T Expired - Fee Related DE68915766T2 (de) 1988-05-23 1989-10-31 Verfahren zur adsorptiven Trennung von para-Xylol.

Country Status (13)

Country Link
US (2) US4886930A (de)
EP (2) EP0412215B1 (de)
JP (1) JPH0776186B2 (de)
CN (2) CN1022621C (de)
AT (2) ATE108428T1 (de)
AU (1) AU618856B2 (de)
CA (1) CA2001645C (de)
DE (2) DE68916794T2 (de)
ES (2) ES2057133T3 (de)
FI (1) FI92926C (de)
NO (1) NO178225C (de)
PT (1) PT92199B (de)
TR (1) TR25914A (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5202516A (en) * 1987-11-23 1993-04-13 The Dow Chemical Company Process of recovering monoalkylbenzene and pure 1,3,5-trialkylbenzene from a mixture of dialkyl- and trialkylbenzenes
US5012038A (en) * 1988-05-23 1991-04-30 Uop Zeolitic para-xylene separation with diethyltoluene heavy desorbent
US4886930A (en) * 1988-05-23 1989-12-12 Uop Zeolitic para-xylene separation with tetralin heavy desorbent
US5057643A (en) * 1988-05-23 1991-10-15 Uop Zeolitic para-xylene separation with tetralin derivatives as heavy desorbent
US5107062A (en) * 1988-05-23 1992-04-21 Uop Zeolitic para-xylene separation with tetralin derivatives as heavy desorbent
US4940548A (en) * 1989-04-17 1990-07-10 Uop Chromatographic separation process for recovering individual diethyltoluene isomers
US5171922A (en) * 1991-11-14 1992-12-15 Uop Process for separating para-xylene from a C8 and C9 aromatic mixture
US5159131A (en) * 1991-12-23 1992-10-27 Uop Zeolitic para-xylene separation with indan and indan derivatives as heavy desorbent
US5177295A (en) * 1991-12-23 1993-01-05 Uop Process for separating para-xylene from a C8 and C9 aromatic mixture
US5849981A (en) * 1994-10-11 1998-12-15 Uop Llc Adsorptive separation of para-xylene using isopropylbenzene desorbent
US5495061A (en) * 1994-10-11 1996-02-27 Uop Adsorptive separation of para-xylene with high boiling desorbents
CN1038031C (zh) * 1994-10-22 1998-04-15 中国石化扬子石油化工公司 改进的吸附分离生产高纯度对二甲苯的方法
US5884777A (en) * 1994-10-22 1999-03-23 Yangzi Petro-Chemical Corp. Sinopec Simulated moving bed absorption separation process
US6045703A (en) * 1998-06-15 2000-04-04 Union Carbide Chemicals & Plastics Technology Corporation Separation processes
US6036865A (en) * 1998-06-15 2000-03-14 Union Carbide Chemicals & Plastics Technology Corporation Separation processes
CN1088395C (zh) * 1998-09-03 2002-07-31 中国石油化工集团公司 吸附分离制取间二甲苯的吸附剂及其制备方法
KR100696277B1 (ko) * 1999-08-26 2007-03-19 도레이 가부시끼가이샤 방향족 화합물 이성체의 제조방법
US7271305B2 (en) * 2003-05-01 2007-09-18 Bp Corporation North America Inc. Method of obtaining para-xylene
EP1768937B1 (de) * 2004-06-10 2008-11-19 Imerys Kaolin, Inc. Ultrarückstandsarme feststoffreiche feuchtkuchenprodukte und zugehörige herstellungsverfahren
FR2889698B1 (fr) * 2005-08-10 2010-12-24 Inst Francais Du Petrole Procede de separation du metaxylene d'une charge d'hydrocarbures aromatiques par adsorption en phase liquide utilisant la tetraline comme desorbant
US7838713B2 (en) * 2008-06-26 2010-11-23 Uop Llc Process for separating para-xylene from a mixture of C8 and C9 aromatic hydrocarbons
US7972568B2 (en) * 2008-06-26 2011-07-05 Uop Llc Apparatus for separating para-xylene from a mixture of C8 and C9 aromatic hydrocarbons
RU2491322C2 (ru) * 2008-06-26 2013-08-27 Юоп Ллк Способ выделения п-ксилола из смеси c8 и c9-ароматических углеводородов и устройство для его осуществления
US20090326308A1 (en) * 2008-06-30 2009-12-31 Uop Llc Binderless adsorbents comprising nano-size zeolite x and their use in the adsorptive separation of para-xylene
US7820869B2 (en) * 2008-06-30 2010-10-26 Uop Llc Binderless adsorbents and their use in the adsorptive separation of para-xylene
US8609925B2 (en) 2008-06-30 2013-12-17 Uop Llc Adsorbents with improved mass transfer properties and their use in the adsorptive separation of para-xylene
US7812208B2 (en) * 2008-09-22 2010-10-12 Uop Llc Binderless adsorbents with improved mass transfer properties and their use in the adsorptive separation of para-xylene
US8198502B2 (en) * 2009-03-31 2012-06-12 Uop Llc Process for separating para-xylene from a mixture of C8 and C9 aromatic hydrocarbons
US8754281B2 (en) * 2010-08-25 2014-06-17 Uop Llc Energy conservation in heavy-hydrocarbon distillation
US8716545B1 (en) 2012-12-12 2014-05-06 Uop Llc Methods and apparatuses for separating toluene from multiple hydrocarbon streams
US9950972B2 (en) * 2013-09-27 2018-04-24 Uop Llc Apparatuses and methods for forming C8 aromatic streams with selected amounts of C9 aromatics
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
CN110893285B (zh) * 2019-12-18 2021-05-18 大连福佳·大化石油化工有限公司 利用解吸剂再生塔中低耗解吸剂解析px的方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2653175A (en) * 1951-05-04 1953-09-22 Sun Oil Co Preparation of aromatic hydrocarbons
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
US3040777A (en) * 1959-04-10 1962-06-26 Universal Oil Prod Co Rotary valve
US4014949A (en) * 1962-06-06 1977-03-29 Sun Ventures, Inc. Separation of cyclic compounds with molecular sieve adsorbent
US3422848A (en) * 1966-06-09 1969-01-21 Universal Oil Prod Co Multiport rotary disc valve with liner protection means
US3626020A (en) * 1969-03-12 1971-12-07 Universal Oil Prod Co Separation of paraxylene from mixture of c aromatic utilizing crystalline aluminosilicate adsorbent
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
US3706812A (en) * 1970-12-07 1972-12-19 Universal Oil Prod Co Fluid-solid contacting apparatus
US3996306A (en) * 1971-04-21 1976-12-07 Uop Inc. Aromatic hydrocarbon isomer separation process
US3723302A (en) * 1971-04-30 1973-03-27 Universal Oil Prod Co Process for separating olefins from saturated hydrocarbons
US3734974A (en) * 1971-07-26 1973-05-22 Universal Oil Prod Co Hydrocarbon separation process
US3894109A (en) * 1973-05-02 1975-07-08 Universal Oil Prod Co Aromatic hydrocarbon isomer separation by adsorption
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
US4313015A (en) * 1980-02-07 1982-01-26 Uop Inc. Separation process
US4642397A (en) * 1985-10-01 1987-02-10 Uop Inc. Process for separating isomers of dinitrotoluene
US4886930A (en) * 1988-05-23 1989-12-12 Uop Zeolitic para-xylene separation with tetralin heavy desorbent

Also Published As

Publication number Publication date
FI92926B (fi) 1994-10-14
TR25914A (tr) 1993-09-16
NO178225C (no) 1996-02-14
PT92199A (pt) 1991-07-05
CA2001645A1 (en) 1991-04-27
AU4430589A (en) 1991-05-09
PT92199B (pt) 1995-07-18
CN1022621C (zh) 1993-11-03
US4886930A (en) 1989-12-12
NO894318L (no) 1991-05-02
CN1049329A (zh) 1991-02-20
CA2001645C (en) 1999-03-30
CN1022622C (zh) 1993-11-03
NO178225B (no) 1995-11-06
EP0425740A1 (de) 1991-05-08
DE68916794D1 (de) 1994-08-18
EP0412215A1 (de) 1991-02-13
ES2052932T3 (es) 1994-07-16
NO894318D0 (no) 1989-10-30
US4864069A (en) 1989-09-05
JPH03153638A (ja) 1991-07-01
JPH0776186B2 (ja) 1995-08-16
DE68915766D1 (de) 1994-07-07
DE68915766T2 (de) 1994-10-20
FI895167A0 (fi) 1989-10-31
CN1051549A (zh) 1991-05-22
EP0412215B1 (de) 1994-07-13
ES2057133T3 (es) 1994-10-16
EP0425740B1 (de) 1994-06-01
FI92926C (fi) 1995-01-25
ATE108428T1 (de) 1994-07-15
AU618856B2 (en) 1992-01-09
ATE106375T1 (de) 1994-06-15

Similar Documents

Publication Publication Date Title
DE68916794T2 (de) Verfahren zur adsorptiven Abtrennung von para-Xylol.
US3114782A (en) Separation of tri-alkyl substituted aromatic hydrocarbon isomers
ES394622A2 (es) Un procedimiento para separar, al menos, un isomero aroma- tico c8 de un material de alimentacion que contiene mezclas de isomeros aromaticos c8.
ES8204610A1 (es) Un procedimiento mejorado para separar hidrocarburos aroma- ticos de una alimentacion que contiene una mezcla de isome- ros aromaticos
ATE55762T1 (de) Verfahren zur trennung von c9-aromatischen isomeren.
MY106671A (en) Improved recycle for process for purification of linear paraffins.
ATE13519T1 (de) Verfahren zur trennung von ortho-aromatischen isomeren durch selektive adsorption.
US3014078A (en) Separation of cresol isomers
ATE41649T1 (de) Trennung von ortho-bialkyl-substituierten monocyclischen aromatischen isomeren.
MY106276A (en) Adsorptive separation of para-xylene using a tetralin desorbent.
FR2449671B1 (fr) Procede de separation de l'orthochloronitrobenzene
PT91396A (pt) Processo de separacao, por adsorcao, de para-xileno usando dietiltolueno
MY105009A (en) Adsorptive separation of para-xylene using diethylotoluene desorbent.
FI893725A (fi) Adsorptionsseparation av para-xylen genom anvaendning av dietyltoleuendesorbent.
EP0180425A3 (de) Verfahren zur Trennung von Äthylbenzol von Xylolen durch selektive Adsorption an einem Cäsium-substituierten Zeolithen X
ATE40879T1 (de) Verfahren zur abtrennung von aromatischen c10isomeren.
MY105204A (en) Use of a fluoro-desobent in a process for adsorptive separation of para-alkylaromatic hydrocarbons.
KR910009311A (ko) 테트랄린 탈착제를 이용한 파라-크실렌의 흡수 분리
MX172066B (es) Adsorcion separativa de para-xileno empleando una tetralina desorbente
ATE64588T1 (de) Abtrennung von orthonitrotoluol.
DE3786084D1 (de) Adsorptive trennung von nitrobenzaldehyd-isomeren.
KR900017633A (ko) 파라- 알킬 방향족 탄화수소의 흡착분리 공정에 플루오로-방향족 탈착제를 사용하는 방법
FI892407A (fi) Anvaendning av fluor-aromatisk desorbent i adsorptiv separation av para-alkylaromatiska kolvaeten.
CA2020406A1 (en) Chromatographic separation process for recovering either 2,6-det or 3,5-det from a mixture thereof with another det isomer

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee