BRPI0603175A - processo para isolar acetato de vinila - Google Patents

processo para isolar acetato de vinila

Info

Publication number
BRPI0603175A
BRPI0603175A BRPI0603175-7A BRPI0603175A BRPI0603175A BR PI0603175 A BRPI0603175 A BR PI0603175A BR PI0603175 A BRPI0603175 A BR PI0603175A BR PI0603175 A BRPI0603175 A BR PI0603175A
Authority
BR
Brazil
Prior art keywords
column
organic phase
gas
distillation column
head
Prior art date
Application number
BRPI0603175-7A
Other languages
English (en)
Inventor
Johann Stamm
Bernd Rinne
Stefan Hess
Hans-Jochen Sachs
Michael Sehr
Michael J Bayer
Berthold Nuber
Martin Wagner
Original Assignee
Celanese Chem Europe Gmbh
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 Celanese Chem Europe Gmbh filed Critical Celanese Chem Europe Gmbh
Publication of BRPI0603175A publication Critical patent/BRPI0603175A/pt
Publication of BRPI0603175B1 publication Critical patent/BRPI0603175B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/04—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
    • C07C67/05—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
    • C07C67/055—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation in the presence of platinum group metals or their compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

PROCESSO PARA ISOLAR ACETATO DE VINILA. A presente invenção refere-se a um processo para isolar acetato de vinila da mistura de gás formada na reação de etileno com ácido acético e oxigênio na fase da gás nos catalisadores compreendendo paládio ou compostos de paládio, com recirculação da solução de ácido acético obtida no purificador de gás de circulação para a primeira coluna de destilação (coluna pré-desidratação).
BRPI0603175A 2005-08-05 2006-08-04 processo para isolar acetato de vinila BRPI0603175B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102005036930.8A DE102005036930B4 (de) 2005-08-05 2005-08-05 Verfahren zur Isolierung von Vinylacetat

Publications (2)

Publication Number Publication Date
BRPI0603175A true BRPI0603175A (pt) 2007-05-15
BRPI0603175B1 BRPI0603175B1 (pt) 2015-11-03

Family

ID=37603063

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0603175A BRPI0603175B1 (pt) 2005-08-05 2006-08-04 processo para isolar acetato de vinila

Country Status (14)

Country Link
US (1) US7301048B2 (pt)
EP (1) EP1760065B1 (pt)
JP (1) JP5060751B2 (pt)
CN (1) CN1907943B (pt)
AT (1) ATE425954T1 (pt)
BR (1) BRPI0603175B1 (pt)
CA (1) CA2555391C (pt)
DE (2) DE102005036930B4 (pt)
ES (1) ES2323541T3 (pt)
MX (1) MXPA06008721A (pt)
MY (1) MY138283A (pt)
PL (1) PL1760065T3 (pt)
SG (1) SG130116A1 (pt)
TW (1) TWI308146B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006038689B4 (de) * 2006-08-17 2015-01-22 Celanese Chemicals Europe Gmbh Verfahren zur Aufarbeitung von Vinylacetat
DE102008001366A1 (de) * 2008-04-24 2009-10-29 Wacker Chemie Ag Verfahren zur Herstellung von ungesättigten Carbonsäureestern
CN102317251B (zh) 2008-12-13 2014-05-28 塞拉尼斯化学品欧洲有限公司 生产乙酸乙烯酯的方法
RU2477268C1 (ru) * 2008-12-13 2013-03-10 Силаниз Кемикалз Юроп Гмбх Способ получения винилацетата
DE102009002666A1 (de) * 2009-04-27 2010-10-28 Wacker Chemie Ag Verfahren zur Herstellung von Vinylacetat
DE102010001097A1 (de) * 2010-01-21 2011-07-28 Wacker Chemie AG, 81737 Verfahren zur Herstellung von Vinylacetat
DE102012214064A1 (de) 2012-08-08 2014-02-13 Wacker Chemie Ag Verfahren zur Aufreinigung von Kohlendioxid enthaltenden Prozessgasen aus der Herstellung von Vinylacetat
US9045413B2 (en) * 2012-08-30 2015-06-02 Celanese International Corporation Process for vinyl acetate production having sidecar reactor for predehydrating column
DE102014206450A1 (de) 2014-04-03 2015-10-08 Wacker Chemie Ag Verfahren zur Aufreinigung von Kohlendioxid enthaltenden Prozessgasen aus der Herstellung von Vinylacetat
DE102016205487A1 (de) * 2016-04-04 2017-10-05 Wacker Chemie Ag Verfahren zur Herstellung von Vinylacetat
US11254636B2 (en) * 2019-08-05 2022-02-22 Lyondellbasell Acetyls, Llc Ethyl acetate removal during VAM production

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1278430C2 (de) * 1967-02-25 1974-05-30 Verfahren zur abtrennung der mischung eines vinylesters im molaren ueberschuss mit der entsprechenden carbonsaeure
US3591463A (en) * 1968-10-25 1971-07-06 Du Pont Separation of chloroform and/or ethyl acetate and/or methylethyl ketone from vinyl acetate by extractive distillation
DE2610624C2 (de) * 1976-03-13 1985-02-14 Hoechst Ag, 6230 Frankfurt Verfahren zur Gewinnung von Vinylacetat aus den Gasgemischen, die bei dessen Herstellung anfallen
DE2943985A1 (de) * 1979-10-31 1981-05-14 Hoechst Ag, 6000 Frankfurt Verfahren zur abtrennung von wasser aus gemischen mit vinylacetat und essigsaeure
DE3422575A1 (de) 1984-06-18 1985-12-19 Hoechst Ag, 6230 Frankfurt Verfahren zur abtrennung von vinylacetat
JPS6219554A (ja) * 1985-07-17 1987-01-28 Nippon Synthetic Chem Ind Co Ltd:The 酢酸ビニル反応生成物の精製方法
DE3934614A1 (de) 1989-10-17 1991-04-18 Hoechst Ag Verfahren zur isolierung von vinylacetat
DE10042695A1 (de) * 2000-08-31 2002-03-28 Wacker Chemie Gmbh Verfahren zur Reduzierung von Polymerisationsinhibitoren bei der Herstellung von Vinylacetatmonomer (VAM)

Also Published As

Publication number Publication date
CA2555391C (en) 2013-09-24
EP1760065B1 (de) 2009-03-18
US7301048B2 (en) 2007-11-27
DE102005036930A1 (de) 2007-02-08
TWI308146B (en) 2009-04-01
MXPA06008721A (es) 2007-02-05
CN1907943B (zh) 2011-09-21
TW200706533A (en) 2007-02-16
CA2555391A1 (en) 2007-02-05
ES2323541T3 (es) 2009-07-20
SG130116A1 (en) 2007-03-20
DE102005036930B4 (de) 2014-01-23
MY138283A (en) 2009-05-29
CN1907943A (zh) 2007-02-07
DE502006003159D1 (de) 2009-04-30
BRPI0603175B1 (pt) 2015-11-03
ATE425954T1 (de) 2009-04-15
US20070032678A1 (en) 2007-02-08
EP1760065A1 (de) 2007-03-07
JP5060751B2 (ja) 2012-10-31
PL1760065T3 (pl) 2009-06-30
JP2007045821A (ja) 2007-02-22

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Legal Events

Date Code Title Description
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 04/08/2006, OBSERVADAS AS CONDICOES LEGAIS.

B25A Requested transfer of rights approved
B25D Requested change of name of applicant approved
B25G Requested change of headquarter approved