DE69803244T2 - Kontinuierliches Verfahren zur Herstellung von wässrigen Lösungen von Alkalisalzen von Arylessigsäuren - Google Patents

Kontinuierliches Verfahren zur Herstellung von wässrigen Lösungen von Alkalisalzen von Arylessigsäuren

Info

Publication number
DE69803244T2
DE69803244T2 DE69803244T DE69803244T DE69803244T2 DE 69803244 T2 DE69803244 T2 DE 69803244T2 DE 69803244 T DE69803244 T DE 69803244T DE 69803244 T DE69803244 T DE 69803244T DE 69803244 T2 DE69803244 T2 DE 69803244T2
Authority
DE
Germany
Prior art keywords
aqueous solution
zone
mixing
line
minutes
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
DE69803244T
Other languages
German (de)
English (en)
Other versions
DE69803244D1 (de
Inventor
Philippe Corbiere
Joan-Philippe Gendarme
Christophe Rupin
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
Atofina 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 Atofina SA filed Critical Atofina SA
Application granted granted Critical
Publication of DE69803244D1 publication Critical patent/DE69803244D1/de
Publication of DE69803244T2 publication Critical patent/DE69803244T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/08Preparation of carboxylic acids or their salts, halides or anhydrides from nitriles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24Stationary reactors without moving elements inside
    • B01J19/2415Tubular reactors
    • B01J19/2425Tubular reactors in parallel
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/41Preparation of salts of carboxylic acids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00051Controlling the temperature
    • B01J2219/00074Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00094Jackets

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE69803244T 1997-06-16 1998-05-26 Kontinuierliches Verfahren zur Herstellung von wässrigen Lösungen von Alkalisalzen von Arylessigsäuren Expired - Lifetime DE69803244T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9707440A FR2764600B1 (fr) 1997-06-16 1997-06-16 Procede continu de fabrication de solutions aqueuses de sels alcalins d'acides arylacetiques

Publications (2)

Publication Number Publication Date
DE69803244D1 DE69803244D1 (de) 2002-02-21
DE69803244T2 true DE69803244T2 (de) 2002-08-08

Family

ID=9508022

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69803244T Expired - Lifetime DE69803244T2 (de) 1997-06-16 1998-05-26 Kontinuierliches Verfahren zur Herstellung von wässrigen Lösungen von Alkalisalzen von Arylessigsäuren

Country Status (10)

Country Link
EP (1) EP0885872B1 (enExample)
JP (1) JPH1171322A (enExample)
CN (1) CN1203220A (enExample)
AT (1) ATE209176T1 (enExample)
CA (1) CA2238398A1 (enExample)
DE (1) DE69803244T2 (enExample)
ES (1) ES2167851T3 (enExample)
FR (1) FR2764600B1 (enExample)
IN (1) IN187756B (enExample)
PT (1) PT885872E (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1300090C (zh) * 2005-03-02 2007-02-14 杭州师范学院 一种芳基乙酸的制备方法
CN106278859B (zh) * 2016-08-24 2019-03-12 河北诚信集团有限公司 一种高品质苯乙酸的生产工艺
CN113600119A (zh) * 2021-08-04 2021-11-05 江苏聚双环新材料科技有限公司 自留分离式供料罐

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2817681A (en) * 1954-12-20 1957-12-24 Monsanto Chemicals Arylacetic acids
DE1909440A1 (de) * 1968-03-18 1969-11-13 Lummos Company Verfahren zur Herstellung von aromatischen Carbonsaeuren
US4031243A (en) * 1975-07-03 1977-06-21 Juste, S.A. Quimico-Farmaceutica 2-(4-Isobutyl phenyl)butyric acid, salts thereof, and pharmaceutical compositions containing the same

Also Published As

Publication number Publication date
CN1203220A (zh) 1998-12-30
FR2764600A1 (fr) 1998-12-18
ATE209176T1 (de) 2001-12-15
EP0885872B1 (fr) 2001-11-21
DE69803244D1 (de) 2002-02-21
IN187756B (enExample) 2002-06-15
JPH1171322A (ja) 1999-03-16
FR2764600B1 (fr) 1999-08-20
EP0885872A1 (fr) 1998-12-23
ES2167851T3 (es) 2002-05-16
CA2238398A1 (fr) 1998-12-16
PT885872E (pt) 2002-04-29

Similar Documents

Publication Publication Date Title
EP0503387B1 (de) Verfahren zum Abbau von aromatischen Nitroverbindungen enthaltenden Abwässern
DE69626119T2 (de) Verfahren zur herstellung von 3- (methylthio) propanol
DE2447551C3 (de) Verfahren zur Herstellung von Methylchlorid
DE19733681A1 (de) Verfahren zur Herstellung einer wäßrigen Lösung von freiem Hydroxylamin
DE2855231C3 (de) Kontinuierliches Verfahren zur Herstellung von Glykolen
DD202536A5 (de) Verfahren zur entfernung von harnstoff, ammoniak und kohlendioxid aus verduennten waessrigen loesungen
DE69623377T2 (de) Verfahren zur Kondensation von Cyanwasserstoff mit einem Aldehyd
DE69120508T2 (de) Verfahren zum Reinigen von Methylacetat
EP1310172B1 (de) Verfahren zur Herstellung von Metallformat-Ameisensäure-Mischungen
DE19523868A1 (de) Verfahren zur Herstellung von Cyclopropanamin
EP3080067A1 (de) Tertiäre alkylamine als cokatalysator bei der methacrolein-synthese
DE69314021T2 (de) Verfahren mit hohem nutzeffekt zur herstellung von cyclohexanol und cyclohexanon
DE69803244T2 (de) Kontinuierliches Verfahren zur Herstellung von wässrigen Lösungen von Alkalisalzen von Arylessigsäuren
DE2660144B1 (de) Verfahren zur Verhinderung der Abscheidung von Diazoniumnitrat im Abgasleitungssystem von Diazotierungsverfahren
DE2202204C2 (de) Verfahren zur Herstellung von 2-Mercaptobenzimidazol
WO2012013563A1 (de) Dmapn mit niedrigem dgn-gehalt und ein verfahren zur herstellung von dmapa aus dmapn mit niedrigem dgn-gehalt
DE3236765A1 (de) Verfahren zur abtrennung von indol
DE2006205A1 (de) Verfahren zur Herstellung von Nitrophenol und Salzen desselben
DD266083A5 (de) Verfahren zur herstellung von chlor
AT229876B (de) Verfahren zur Herstellung von sehr reinem Melamin
DE10205855A1 (de) Kontinuierliches adiabatisches Verfahren zur Nitrierung von Chlorbenzol
DE2632898A1 (de) Kobaltkatalysierte oxidation von gesaettigten, aliphatischen c tief 3 - c tief 7 -kohlenwasserstoffen zu essigsaeure
DE1468861B2 (enExample)
DE2601824C2 (de) Verfahren zur Herstellung von beta-Chlorpropionsäurechlorid
EP0274600B1 (de) Verfahren zur Herstellung von Alkoxibuteninen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition