CA974477A - Procede de preparation d'acide glyoxylique - Google Patents

Procede de preparation d'acide glyoxylique

Info

Publication number
CA974477A
CA974477A CA149,775A CA149775A CA974477A CA 974477 A CA974477 A CA 974477A CA 149775 A CA149775 A CA 149775A CA 974477 A CA974477 A CA 974477A
Authority
CA
Canada
Prior art keywords
procede
preparation
glyoxylique
acide
acide glyoxylique
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
Application number
CA149,775A
Other languages
English (en)
Other versions
CA149775S (en
Inventor
Daniel Michelet
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.)
Rhone Poulenc SA
Original Assignee
Rhone Poulenc 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 Rhone Poulenc SA filed Critical Rhone Poulenc SA
Application granted granted Critical
Publication of CA974477A publication Critical patent/CA974477A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B3/00—Electrolytic production of organic compounds
    • C25B3/20—Processes
    • C25B3/25—Reduction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
CA149,775A 1971-08-20 1972-08-18 Procede de preparation d'acide glyoxylique Expired CA974477A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7130395A FR2151150A5 (de) 1971-08-20 1971-08-20

Publications (1)

Publication Number Publication Date
CA974477A true CA974477A (en) 1975-09-16

Family

ID=9082084

Family Applications (1)

Application Number Title Priority Date Filing Date
CA149,775A Expired CA974477A (en) 1971-08-20 1972-08-18 Procede de preparation d'acide glyoxylique

Country Status (13)

Country Link
US (1) US3779876A (de)
JP (1) JPS4829720A (de)
AT (1) AT326624B (de)
BE (1) BE787770A (de)
BR (1) BR7205614D0 (de)
CA (1) CA974477A (de)
CH (1) CH541535A (de)
DD (1) DD98281A5 (de)
DE (1) DE2240731C3 (de)
FR (1) FR2151150A5 (de)
GB (1) GB1364761A (de)
IT (1) IT964101B (de)
NL (1) NL7211021A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4560450A (en) * 1985-04-18 1985-12-24 Texaco, Inc. Means and method for reducing oxalic acid to a product
US4619743A (en) * 1985-07-16 1986-10-28 Texaco Inc. Electrolytic method for reducing oxalic acid to a product
FR2587039B1 (fr) * 1985-09-10 1990-06-08 Hoechst France Procede de fabrication d'oxyde glyoxylique par reduction electrochimique d'acide oxalique
JPH0791053B2 (ja) * 1988-02-16 1995-10-04 旭硝子株式会社 炭酸水素ナトリウムの製造方法
DE4205423C1 (de) * 1992-02-22 1993-09-30 Hoechst Ag Elektrochemisches Verfahren zur Herstellung von Glyoxylsäure
EP0627020B1 (de) * 1992-02-22 1996-05-22 Hoechst Aktiengesellschaft Elektrochemisches verfahren zur herstellung von glyoxylsäure
DE4217338C2 (de) * 1992-05-26 1994-09-01 Hoechst Ag Elektrochemisches Verfahren zur Reduktion von Oxalsäure zu Glyoxylsäure
FR2926814B1 (fr) * 2008-01-25 2012-08-03 Clariant Specialty Fine Chem F Procede de preparation d'une solution aqueuse d'acide glyoxylique.
FR2926815A1 (fr) * 2008-01-25 2009-07-31 Clariant Specialty Fine Chem Procede de separation d'acide glyoxylique a partir d'un milieu reactionel aqueux contenant de l'acide glyoxylique et de l'acide chlorhydrique.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE194038C (de) * 1903-12-05
US798920A (en) * 1904-01-29 1905-09-05 Emil Von Portheim Method of reducing oxalic acid and its derivatives by electrolysis.
US1013502A (en) * 1911-03-01 1912-01-02 Roessler & Hasslacher Chemical Process for the manufacture of glycolic acid.
BE757106A (fr) * 1969-10-06 1971-04-06 Basf Ag Procede de preparation de l'acide glyoxylique a partir de l'acide oxalique
JPS589966A (ja) 1981-07-07 1983-01-20 Sumitomo Metal Ind Ltd 片面亜鉛メツキ鋼板の製造方法

Also Published As

Publication number Publication date
JPS4829720A (de) 1973-04-19
NL7211021A (de) 1973-02-22
DE2240731A1 (de) 1973-03-01
DE2240731C3 (de) 1981-04-02
DE2240731B2 (de) 1974-04-04
IT964101B (it) 1974-01-21
BE787770A (fr) 1973-02-19
BR7205614D0 (pt) 1973-08-23
ATA716372A (de) 1975-03-15
AT326624B (de) 1975-12-29
FR2151150A5 (de) 1973-04-13
US3779876A (en) 1973-12-18
CH541535A (fr) 1973-09-15
DD98281A5 (de) 1973-06-12
GB1364761A (en) 1974-08-29

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