DK0646042T3 - Fremgangsmåde til elektrokemisk fremstilling af dicarboxylsyrer - Google Patents

Fremgangsmåde til elektrokemisk fremstilling af dicarboxylsyrer

Info

Publication number
DK0646042T3
DK0646042T3 DK93912921T DK93912921T DK0646042T3 DK 0646042 T3 DK0646042 T3 DK 0646042T3 DK 93912921 T DK93912921 T DK 93912921T DK 93912921 T DK93912921 T DK 93912921T DK 0646042 T3 DK0646042 T3 DK 0646042T3
Authority
DK
Denmark
Prior art keywords
dicarboxylic acids
electrochemical preparation
electrochemical
preparation
dicarboxylic
Prior art date
Application number
DK93912921T
Other languages
English (en)
Inventor
Hardo Siegel
Ursula Seeliger
Wolfgang F Mueller
Wolfgang Habermann
Guenther Huber
Frank Heimann
Hartwig Voss
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of DK0646042T3 publication Critical patent/DK0646042T3/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • B01D61/445—Ion-selective electrodialysis with bipolar membranes; Water splitting

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DK93912921T 1992-06-17 1993-06-09 Fremgangsmåde til elektrokemisk fremstilling af dicarboxylsyrer DK0646042T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4219758A DE4219758A1 (de) 1992-06-17 1992-06-17 Verfahren zur elektrochemischen Herstellung von Dicarbonsäuren
PCT/EP1993/001450 WO1993025299A1 (de) 1992-06-17 1993-06-09 Verfahren zur elektrochemischen herstellung von dicarbonsäuren

Publications (1)

Publication Number Publication Date
DK0646042T3 true DK0646042T3 (da) 1999-07-26

Family

ID=6461168

Family Applications (1)

Application Number Title Priority Date Filing Date
DK93912921T DK0646042T3 (da) 1992-06-17 1993-06-09 Fremgangsmåde til elektrokemisk fremstilling af dicarboxylsyrer

Country Status (8)

Country Link
EP (1) EP0646042B1 (da)
JP (1) JPH07507598A (da)
AT (1) ATE173177T1 (da)
CA (1) CA2138153C (da)
DE (2) DE4219758A1 (da)
DK (1) DK0646042T3 (da)
ES (1) ES2123650T3 (da)
WO (1) WO1993025299A1 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4342668A1 (de) * 1993-12-15 1995-06-22 Basf Ag Verfahren zur Gewinnung von Carbonsäuren aus ihren Salzen
US5928485A (en) * 1996-04-08 1999-07-27 E. I. Du Pont De Nemours And Company Process for isolation of dicarboxylic acids and hydroxycarboxylic acids
FR2754192B1 (fr) * 1996-10-04 1998-12-04 Rhone Poulenc Fibres & Polymer Procede d'extraction de composes amines d'un milieu liquide
AU8567898A (en) * 1997-06-30 1999-01-19 Electrosynthesis Company, Inc., The Electrochemical methods for recovery of ascorbic acid
AU5091699A (en) * 1998-07-07 2000-01-24 E.I. Du Pont De Nemours And Company A process for the isolation of aromatic hydroxycarboxylic acids
DE19849922A1 (de) 1998-10-29 2000-05-04 Degussa Verfahren zur Behandlung von Basen und organische Säuren enthaltenden wäßrigen Lösungen
US10946341B2 (en) 2015-06-11 2021-03-16 Bl Technologies, Inc. Bipolar electrodialysis methods and systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3964985A (en) * 1974-10-29 1976-06-22 Ionics, Incorporated Electrodialysis apparatus and process for ion modification
US4781809A (en) * 1986-07-21 1988-11-01 Ionics, Incorporated Recovering free organic acids from solutions in which they occur with other organic matter
DE3926642C2 (de) * 1988-08-11 1998-02-26 Fraunhofer Ges Forschung Verfahren zur Gewinnung einer Säure aus ihrem Salz
DE3926634A1 (de) * 1988-08-11 1990-02-15 Fraunhofer Ges Forschung Vorrichtung zur gewinnung einer saeure aus ihrem salz
US5288378A (en) * 1990-09-28 1994-02-22 Alliedsignal Inc. Guard membranes for use in electrodialysis cells

Also Published As

Publication number Publication date
ES2123650T3 (es) 1999-01-16
CA2138153C (en) 2000-05-16
ATE173177T1 (de) 1998-11-15
DE4219758A1 (de) 1993-12-23
EP0646042B1 (de) 1998-11-11
JPH07507598A (ja) 1995-08-24
DE59309129D1 (de) 1998-12-17
WO1993025299A1 (de) 1993-12-23
EP0646042A1 (de) 1995-04-05
CA2138153A1 (en) 1993-12-23

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