ES2026932T3 - Procedimiento de separacion extractiva de un acido carboxilico a partir de una solucion acuosa de dicho acido. - Google Patents

Procedimiento de separacion extractiva de un acido carboxilico a partir de una solucion acuosa de dicho acido.

Info

Publication number
ES2026932T3
ES2026932T3 ES198787402374T ES87402374T ES2026932T3 ES 2026932 T3 ES2026932 T3 ES 2026932T3 ES 198787402374 T ES198787402374 T ES 198787402374T ES 87402374 T ES87402374 T ES 87402374T ES 2026932 T3 ES2026932 T3 ES 2026932T3
Authority
ES
Spain
Prior art keywords
acid
aqueous solution
separation procedure
solvent system
carboxylic acid
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
ES198787402374T
Other languages
English (en)
Inventor
Yves Samuel
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.)
Arkema France SA
Original Assignee
Atochem SA
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 Atochem SA filed Critical Atochem SA
Application granted granted Critical
Publication of ES2026932T3 publication Critical patent/ES2026932T3/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
    • C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
    • C07C57/02—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C07C57/03—Monocarboxylic acids
    • C07C57/04—Acrylic acid; Methacrylic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Extraction Or Liquid Replacement (AREA)

Abstract

PROCEDIMINETO DE SEPARACION DE AL MENOS UN ACIDO ELEGIDO DE ENTRE EL ACIDO ISOBUTIRICO Y EL ACIDO METACRILICO POR EXTRACCION A PARTIR DE UNA SOLUCION ACUOSA DE DICHO ACIDO UTILIZANDO UN SISTEMA DISOLVENTE ORGANICO QUE COMPRENDE TOLUENO, SEGUIDO DE UNA DESTILACION A LO LARGO DE LA CUAL EL SISTEMA DISOLVENTE ES RECUPERADO Y REENVIADO INTEGRALMENTE A LA EXTRACCION. EL SISTEMA DISOLVENTE ES UNA MEZCLA DE TOLUENO Y DE AL MENOS UN ESTER ORGANICO SATURADO FACILMENTE SOLUBLE EN AGUA Y CON UNA TEMPERATURA DE EBULLICION COMPRENDIDA ENTRE 98 Y 130 GRADOS C. APLICACION A LA PURIFICACION DE ACIDO METACRILICO
ES198787402374T 1986-11-14 1987-10-22 Procedimiento de separacion extractiva de un acido carboxilico a partir de una solucion acuosa de dicho acido. Expired - Lifetime ES2026932T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8615840A FR2606663B1 (fr) 1986-11-14 1986-11-14 Procede de separation extractive d'un acide carboxylique a partir d'une solution aqueuse dudit acide

Publications (1)

Publication Number Publication Date
ES2026932T3 true ES2026932T3 (es) 1992-05-16

Family

ID=9340806

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198787402374T Expired - Lifetime ES2026932T3 (es) 1986-11-14 1987-10-22 Procedimiento de separacion extractiva de un acido carboxilico a partir de una solucion acuosa de dicho acido.

Country Status (10)

Country Link
EP (1) EP0271371B1 (es)
JP (1) JPS63135350A (es)
KR (1) KR960006664B1 (es)
AT (1) ATE67477T1 (es)
CA (1) CA1274847A (es)
DE (1) DE3773145D1 (es)
ES (1) ES2026932T3 (es)
FR (1) FR2606663B1 (es)
GR (1) GR3003364T3 (es)
NO (1) NO170756C (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5877345A (en) * 1997-02-07 1999-03-02 Rohm And Haas Company Process for producing butyl acrylate
KR101306413B1 (ko) 2005-12-26 2013-09-09 미츠비시 레이온 가부시키가이샤 메타크릴산의 추출 방법
CN113149832A (zh) * 2021-05-08 2021-07-23 青岛科技大学 一种液液萃取-非均相共沸精馏分离正丁酸和水的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR716448A (fr) * 1930-05-13 1931-12-21 Procédé de concentration d'acides organiques
IT1084028B (it) * 1977-03-16 1985-05-25 Montedison Spa Procedimento per la separazione di acidi carbossilici insaturi da soluzioni acquose che li contengono

Also Published As

Publication number Publication date
NO170756C (no) 1992-12-02
NO170756B (no) 1992-08-24
CA1274847A (fr) 1990-10-02
ATE67477T1 (de) 1991-10-15
DE3773145D1 (de) 1991-10-24
FR2606663B1 (fr) 1989-02-10
JPS63135350A (ja) 1988-06-07
NO874744D0 (no) 1987-11-13
EP0271371B1 (fr) 1991-09-18
EP0271371A1 (fr) 1988-06-15
NO874744L (no) 1988-05-16
KR880005953A (ko) 1988-07-21
GR3003364T3 (en) 1993-02-17
KR960006664B1 (ko) 1996-05-22
FR2606663A1 (fr) 1988-05-20

Similar Documents

Publication Publication Date Title
EP0245122A3 (fr) Procédé de purification d'un sel de baryum
BR8903207A (pt) Processo para a transvinilacao de um derivado vinilico de um acido bronsted para um acido de bronsted diferente;e catalisador de rutenio
JPS5452027A (en) Separation of methacrolein and methacrylic acid
JPS5498718A (en) Recovery of acrylic acid
ES2026932T3 (es) Procedimiento de separacion extractiva de un acido carboxilico a partir de una solucion acuosa de dicho acido.
ATE126191T1 (de) Verfahren zur herstellung p,p'-biphenol.
ES495482A0 (es) Procedimiento para la recuperacion de acidos carboxilicos a partir de mezclas que contienen esteres de glicoles deriva- dos de estos acidos
JPS54119412A (en) Purification of methacrylic acid
MX9202797A (es) Procedimiento para separar acetona de una mezcla que comprende acetona, acetato de metilo y yoduro de metilo.
JPS5217417A (en) Process for removal of compound to cause abnormal polymerization
MX166774B (es) Metodo mejorado para producir acrilato de etilo
NO171907C (no) Fremgangsmaate for rensing av paraffinsulfonsyrer
NO891069L (no) Fremgangsmaate for rensing av uren alfa-l-aspartyl-l-fenylalaninmethylester (alfa-apm).
BR8801711A (pt) Processo de preparacao de lactatos de alquila oticamente puros
JPS5387305A (en) Preparation of 1,4-butanediol and tetrahydrofuran
ES2060080T3 (es) Procedimiento de extraccion del acido butirico normal obtenido por fermentacion.
RU95121368A (ru) Способ выделения дихлоруксусной кислоты
ES2089327T3 (es) Procedimiento e intermediarios para la preparacion de un agente antivirico que contiene un grupo ciclobutilo.
JPS5325535A (en) Purification of substituted phenylacetic acids
JPS54115318A (en) Recovery of methacrylic acid
JPS5235799A (en) Recovery method for zeolite
JPS56164141A (en) Preparation of 2-hydroxyalkyl acrylate or 2-hydroxyalkyl methacrylate
EP0289394A3 (fr) Procédé de purification d'un sel de baryum
JPS5498715A (en) Preparation of oxalic acid
JPS52122332A (en) Treatment of gas generated by dehydration of phthalic acid

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 271371

Country of ref document: ES