[go: up one dir, main page]

ES2078091T3 - Metodo para la separacion de etilbenceno/estirol por destilacion de una mezcla liquida formada principalmente por estirol y etilbenceno. - Google Patents

Metodo para la separacion de etilbenceno/estirol por destilacion de una mezcla liquida formada principalmente por estirol y etilbenceno.

Info

Publication number
ES2078091T3
ES2078091T3 ES93113389T ES93113389T ES2078091T3 ES 2078091 T3 ES2078091 T3 ES 2078091T3 ES 93113389 T ES93113389 T ES 93113389T ES 93113389 T ES93113389 T ES 93113389T ES 2078091 T3 ES2078091 T3 ES 2078091T3
Authority
ES
Spain
Prior art keywords
ethylbenzene
distillation
styrol
separation
stylrol
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
ES93113389T
Other languages
English (en)
Inventor
Thomas Dr Keil
Wilhelm Huwels
Georg Doll
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.)
Huels AG
Original Assignee
Huels AG
Chemische Werke Huels AG
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 Huels AG, Chemische Werke Huels AG filed Critical Huels AG
Application granted granted Critical
Publication of ES2078091T3 publication Critical patent/ES2078091T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B01D3/146—Multiple effect distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/28—Evaporating with vapour compression
    • B01D1/284—Special features relating to the compressed vapour
    • B01D1/2856—The compressed vapour is used for heating a reboiler or a heat exchanger outside an evaporator
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/04—Heat pump

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (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)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)

Abstract

LA INVENCION SE REFIERE A UN PROCESO PARA LA SEPARACION DE ETILBENZOL/ESTIROL A TRAVES DE DESTILACION. EL PROCESO UTILIZA LAS VENTAJA DE LA COMPRESION DE VAPOR (HEAT PUMP SYSTEM). EL PROCESO ESTA CONFIGURADO DE TAL MODO QUE SE UTILIZA DE FORMA OPTIMA LA ENERGIA EMPLEADA. LA PRESION SUPERIOR DE LA COLUMNA (1) DE DESTILACION SE REGULA DE UNA FORMA SENCILLA. CON ELLO SE CONSIGUE UN ESTADO DE ESTABILIDAD ESPECIALMENTE DE LA COLUMNA.
ES93113389T 1992-10-21 1993-08-21 Metodo para la separacion de etilbenceno/estirol por destilacion de una mezcla liquida formada principalmente por estirol y etilbenceno. Expired - Lifetime ES2078091T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4235431A DE4235431C1 (de) 1992-10-21 1992-10-21 Verfahren zur Trennung von Ethylbenzol/Styrol durch Destillation eines flüssigen, überwiegend aus Styrol und Ethylbenzol bestehenden Gemisches

Publications (1)

Publication Number Publication Date
ES2078091T3 true ES2078091T3 (es) 1995-12-01

Family

ID=6470946

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93113389T Expired - Lifetime ES2078091T3 (es) 1992-10-21 1993-08-21 Metodo para la separacion de etilbenceno/estirol por destilacion de una mezcla liquida formada principalmente por estirol y etilbenceno.

Country Status (7)

Country Link
US (1) US5386075A (es)
EP (1) EP0593873B1 (es)
JP (1) JPH06192141A (es)
CZ (1) CZ287235B6 (es)
DE (2) DE4235431C1 (es)
ES (1) ES2078091T3 (es)
PL (1) PL174296B1 (es)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7169196A (en) * 1995-09-29 1997-04-17 Yield Improvement Engineering, Inc. Distillation of vinylaromatic monomer
US6096941A (en) * 1998-02-25 2000-08-01 Art; Billie E. Distillation of vinylaromatic monomer
US6066637A (en) * 1998-06-19 2000-05-23 American Home Products Corporation Indolyl derivatives as serotonergic agents
US6171449B1 (en) * 1998-06-19 2001-01-09 Washington Group International, Inc. Cascade reboiling of ethylbenzene/styrene columns
NL1020137C2 (nl) * 2002-03-11 2003-09-12 Stichting Energie Werkwijze en inrichting voor het scheiden van gassen en/of vloeistoffen.
BR0311787B1 (pt) * 2002-06-12 2013-04-30 mÉtodo e aparelho para a recuperaÇço de calor do processo de fabricaÇço de estireno atravÉs da desidrogenizaÇço de etil benzeno na presenÇa de vapor a altas temperaturas e mÉtodo para a desidrogenizaÇço de um composto de alquila aromÁtico na presenÇa de vapor a altas temperaturas.
DE102006052671B4 (de) * 2006-11-07 2012-04-12 Martin Opitz Verfahren und Anlage zur Entsalzung von salzhaltigem Rohwasser
EP2259855B1 (en) * 2008-04-04 2012-06-20 Lummus Technology Inc. Batch process and system for the production of olefins
US20100101273A1 (en) * 2008-10-27 2010-04-29 Sechrist Paul A Heat Pump for High Purity Bottom Product
US7956157B2 (en) * 2008-12-31 2011-06-07 Fina Technology, Inc. Processes using dividing wall distillation column
KR101172422B1 (ko) * 2009-12-11 2012-08-08 에스케이씨 주식회사 폐열 회수 시스템
US8350109B2 (en) 2010-12-13 2013-01-08 Lummus Technology Inc. Production of styrene from ethylbenzene using azeotropic vaporization and low overall water to ethylbenzene ratios
US20130192298A1 (en) * 2012-01-30 2013-08-01 Uop Llc Distillation column heat pump with compressor inlet superheater
US9045697B2 (en) * 2012-03-05 2015-06-02 Uop Llc Distillation column heat pump with compressor inlet superheater
FR2998301B1 (fr) * 2012-11-22 2016-01-01 Axens Methode de recuperation de chaleur a basse temperature et application de la methode au complexe aromatique
KR101810938B1 (ko) * 2012-12-19 2017-12-20 테크닙 프로세스 테크놀로지 인코포레이티드 스타이렌 단량체 정제 공정에서 에너지 소비를 감소시키는 방법
US9266796B2 (en) * 2013-09-27 2016-02-23 Uop Llc Systems and methods for producing desired xylene isomers
CN105669353B (zh) * 2014-11-20 2018-04-06 中国石油化工股份有限公司 乙苯苯乙烯分离方法
CN105669354B (zh) * 2014-11-20 2018-04-06 中国石油化工股份有限公司 乙苯脱氢反应产物分离方法
WO2016199040A1 (en) * 2015-06-09 2016-12-15 Sabic Global Technologies B.V. Process for the production of styrene from xylene by dehydrogenation of ethyl benzene
ES2753130T3 (es) * 2016-12-22 2020-04-07 Gea Wiegand Gmbh Instalación y procedimiento para la desalcoholización de bebidas alcohólicas
CN109675334A (zh) * 2019-01-22 2019-04-26 天津乐科节能科技有限公司 叔丁醇钾直接接压缩自回热精馏系统及方法
US10787407B2 (en) * 2019-02-01 2020-09-29 Energy Integration, Inc. Methods and systems for energy-efficient drying of co-products in biorefineries
CN113877227B (zh) * 2021-09-28 2022-09-30 常州瑞华化工工程技术股份有限公司 一种降膜式再沸器和热泵技术组合提供分离塔所需热源的苯乙烯精制方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3256355A (en) * 1965-03-24 1966-06-14 Halcon International Inc Process for preparing styrene and recovery of ethylbenzene
US4395310A (en) * 1981-07-14 1983-07-26 Exxon Research And Engineering Co. Fractionation system
KR900008691B1 (ko) * 1984-04-26 1990-11-27 신니쯔 데쯔가가꾸 가부시끼가이샤 스틸렌류의 증류방법

Also Published As

Publication number Publication date
EP0593873B1 (de) 1995-09-06
PL174296B1 (pl) 1998-07-31
JPH06192141A (ja) 1994-07-12
US5386075A (en) 1995-01-31
DE4235431C1 (de) 1994-01-20
CZ287235B6 (en) 2000-10-11
EP0593873A1 (de) 1994-04-27
CZ220693A3 (en) 1994-05-18
DE59300563D1 (de) 1995-10-12

Similar Documents

Publication Publication Date Title
ES2078091T3 (es) Metodo para la separacion de etilbenceno/estirol por destilacion de una mezcla liquida formada principalmente por estirol y etilbenceno.
ES2187861T3 (es) Procedimiento para la separacion de aire.
ES399274A1 (es) Perfeccionamientos introducidos en un procedimiento y una instalacion para comprimir un fluido menos volatil por ex- pansion de un fluido mas volatil.
ES2054003T3 (es) Procedimiento para la separacion de hf via separacion en fase y destilacion.
ES8308027A1 (es) "un metodo para recuperar potencia de la vaporizacion de gas natural licuado".
AR246601A1 (es) Un metodo para mejorar la recuperacion de etano a partir de gas natural.
ES2065715T3 (es) Metodo y aparato para producir nitrogeno a presion elevada.
ES2066296T3 (es) Recuperacion mejorada de argon a partir de ciclos criogenicos de separacion del aire.
KR850001142A (ko) 낮은 에너지 소모로서 고순도 부텐-1의 제조방법
ES2037318T3 (es) Metodo de control para aumento de la recuperacion del argon desde unidades de separacion de aire criogenico.
ES2059768T3 (es) Procedimiento para la separacion de hf via destilacion azeotropica.
ES2057671T3 (es) Separacion criogenica del aire con hervidor doble de producto.
KR970016505A (ko) 이중 상 터어보 팽창을 이용하는 저온 정류 시스템
ES2134996T3 (es) Procedimiento de separacion del 1,1-difluoroetano de sus mezclas con el fluoruro de hidrogeno.
MX9306585A (es) Sistema de rectificacion criogenica con columna de argon termicamente integrada.
ES8800112A1 (es) Procedimiento de produccion de nitrogeno a una presion llamada alta presion
ES517043A0 (es) Procedimiento para la rectificacion continua de una mezcla de liquidos que contiene alcoholes.
CA2068181A1 (en) Elevated pressure air separation cycles with liquid production
AR022351A1 (es) Un procedimiento y una instalacion de purificacion de gas y productos obtenidos
GB958191A (en) A method of processing a mixture of liquefied gases
ATE82383T1 (de) Kaelteerzeugung durch teilexpansion der luft fuer die tieftemperatur-luftzerlegung.
ES2065124T3 (es) Procedimiento de produccion de urea de alto rendimiento en cuanto a energia.
MX9300286A (es) Sistema de rectificacion criogenica para producir un producto de presion elevada.
ATE92612T1 (de) Luftfraktionierung fuer die stickstoffherstellung.
KR890015985A (ko) 고순도 비스페놀 a의 제조방법

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 593873

Country of ref document: ES