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FR2446869A1 - IMPROVED FARADAY YIELD IN THE ELECTROLYTIC PREPARATION OF SODIUM CHLORATE - Google Patents

IMPROVED FARADAY YIELD IN THE ELECTROLYTIC PREPARATION OF SODIUM CHLORATE

Info

Publication number
FR2446869A1
FR2446869A1 FR7900957A FR7900957A FR2446869A1 FR 2446869 A1 FR2446869 A1 FR 2446869A1 FR 7900957 A FR7900957 A FR 7900957A FR 7900957 A FR7900957 A FR 7900957A FR 2446869 A1 FR2446869 A1 FR 2446869A1
Authority
FR
France
Prior art keywords
sodium chlorate
faraday yield
electrolytic preparation
improved faraday
improved
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.)
Granted
Application number
FR7900957A
Other languages
French (fr)
Other versions
FR2446869B1 (en
Inventor
Roger Charvin
Jean-Louis Pignan
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.)
Produits Chimiques Ugine Kuhlmann
Pechiney SA
Original Assignee
Produits Chimiques Ugine Kuhlmann
Ugine Kuhlmann 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 Produits Chimiques Ugine Kuhlmann, Ugine Kuhlmann SA filed Critical Produits Chimiques Ugine Kuhlmann
Priority to FR7900957A priority Critical patent/FR2446869A1/en
Priority to IN886/DEL/79A priority patent/IN153424B/en
Priority to SE7910500A priority patent/SE435735B/en
Priority to SE7910500D priority patent/SE7910500L/en
Priority to EG768/79A priority patent/EG13918A/en
Priority to AR279457A priority patent/AR219024A1/en
Priority to IT69512/79A priority patent/IT1119647B/en
Priority to PT70669A priority patent/PT70669A/en
Priority to YU00051/80A priority patent/YU5180A/en
Priority to DD80218421A priority patent/DD148523A5/en
Priority to RO8099867A priority patent/RO77896A/en
Priority to MA18896A priority patent/MA18699A1/en
Priority to CS80292A priority patent/CS215039B2/en
Priority to NO800086A priority patent/NO155584C/en
Priority to BR8000236A priority patent/BR8000236A/en
Priority to DE3001191A priority patent/DE3001191C2/en
Priority to ES487724A priority patent/ES487724A0/en
Priority to AT0018480A priority patent/AT368195B/en
Priority to FI800112A priority patent/FI800112A7/en
Priority to CA000343674A priority patent/CA1144888A/en
Priority to AU54613/80A priority patent/AU531502B2/en
Priority to DK15680A priority patent/DK15680A/en
Priority to PL1980221370A priority patent/PL121749B1/en
Priority to ZA00800236A priority patent/ZA80236B/en
Priority to CH32780A priority patent/CH641841A5/en
Priority to GB8001250A priority patent/GB2039959B/en
Priority to OA56995A priority patent/OA06435A/en
Priority to JP266680A priority patent/JPS5597480A/en
Publication of FR2446869A1 publication Critical patent/FR2446869A1/en
Application granted granted Critical
Publication of FR2446869B1 publication Critical patent/FR2446869B1/fr
Priority to MY162/85A priority patent/MY8500162A/en
Granted 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
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/24—Halogens or compounds thereof
    • C25B1/26—Chlorine; Compounds thereof
    • C25B1/265—Chlorates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)

Abstract

Procédé permettant d'améliorer le rendement Faraday lors de la fabrication électrolytique du chlorate de sodium sur anodes métalliques revêtues de platine-iridium ou d'oxyde de ruthénium, consistant à ajouter à l'acide chlorhydrique utilisé pour maintenir le pH optimal de fonctionnement, de l'acide phosphorique à raison de 1 à 2 kg d'acide à 85 % par tonne de chlorate de sodium fabriquée.Process for improving the Faraday yield during the electrolytic manufacture of sodium chlorate on metal anodes coated with platinum-iridium or ruthenium oxide, consisting in adding to the hydrochloric acid used to maintain the optimum operating pH, phosphoric acid at a rate of 1 to 2 kg of 85% acid per tonne of sodium chlorate produced.

FR7900957A 1979-01-16 1979-01-16 IMPROVED FARADAY YIELD IN THE ELECTROLYTIC PREPARATION OF SODIUM CHLORATE Granted FR2446869A1 (en)

Priority Applications (29)

Application Number Priority Date Filing Date Title
FR7900957A FR2446869A1 (en) 1979-01-16 1979-01-16 IMPROVED FARADAY YIELD IN THE ELECTROLYTIC PREPARATION OF SODIUM CHLORATE
IN886/DEL/79A IN153424B (en) 1979-01-16 1979-12-11
SE7910500D SE7910500L (en) 1979-01-16 1979-12-19 IMPROVEMENT OF FARADAY EXCHANGE ON ELECTROLYTIC SODIUM CHLORATE PREPARATION
SE7910500A SE435735B (en) 1979-01-16 1979-12-19 PROCEDURE FOR IMPROVING FARADAY EXCHANGE IN ELECTROLYTIC MANUFACTURE OF SODIUM CHLORATE ON METAL ANODES COATED WITH PLATINUM IRIDIUM OR RUTENIUM OXIDE
EG768/79A EG13918A (en) 1979-01-16 1979-12-22 Improvement in the faraday yield in the electrolytic preparation of sodium chlorate
AR279457A AR219024A1 (en) 1979-01-16 1979-12-27 PROCEDURE THAT ALLOWS TO IMPROVE FARADAY PERFORMANCE IN THE ELECTROLYTIC MANUFACTURE OF SODIUM CHLORATE
IT69512/79A IT1119647B (en) 1979-01-16 1979-12-31 PROCEDURE FOR THE PRODUCTION OF SODIUM CHLORATE BY ELECTROLISIS
PT70669A PT70669A (en) 1979-01-16 1980-01-08 IMPROVING FARADAY YIELD IN THE ELECTROLYTIC PREPARATION OF SODIUM CHLORATE
YU00051/80A YU5180A (en) 1979-01-16 1980-01-09 Process for improving the yield in the electrolytic preparation of sodium chlorate
DD80218421A DD148523A5 (en) 1979-01-16 1980-01-11 METHOD FOR THE ELECTROLYTIC MANUFACTURE OF SODIUM CHLORATE
MA18896A MA18699A1 (en) 1979-01-16 1980-01-14 IMPROVED FARADAY YIELD IN THE ELECTROLYTIC PREPARATION OF SODIUM CHLORATE
CS80292A CS215039B2 (en) 1979-01-16 1980-01-14 Method of electrolytic production of the sodium chlorate, facilitating the ammelioration of the produce according to faraday
RO8099867A RO77896A (en) 1979-01-16 1980-01-14 PROCESS FOR OBTAINING SODIUM CHLORIDE
PL1980221370A PL121749B1 (en) 1979-01-16 1980-01-15 Process for improvement of current efficiency in the process of electrolytic manufacture of sodium chlorateliticheskogo proizvodstva khlorata natrija
NO800086A NO155584C (en) 1979-01-16 1980-01-15 PROCEDURE FOR ELECTROLYTIC PREPARATION OF SODIUM CHLORATE WITH IMPROVED FARADAY EXCHANGE.
ES487724A ES487724A0 (en) 1979-01-16 1980-01-15 IMPROVEMENTS INTRODUCED IN A SODIUM CHLORATE MANUFACTURING PROCEDURE.
AT0018480A AT368195B (en) 1979-01-16 1980-01-15 METHOD FOR IMPROVING FARADAY YIELD IN THE ELECTROLYTIC PRODUCTION OF SODIUM CHLORATE FROM SODIUM CHLORIDE
FI800112A FI800112A7 (en) 1979-01-16 1980-01-15 Method for improving Faraday yield in the electrolytic preparation of sodium chlorate.
CA000343674A CA1144888A (en) 1979-01-16 1980-01-15 Faraday yield enhancement in the electrolytic preparation of sodium chlorate
AU54613/80A AU531502B2 (en) 1979-01-16 1980-01-15 Improvements in the faraday yield in the electrolytic preparation of sodium chlorate
DK15680A DK15680A (en) 1979-01-16 1980-01-15 METHOD OF ELECTRIC LYRICATE PREPARATION OF SODIUM CHLORATE IN HIGH Yield
BR8000236A BR8000236A (en) 1979-01-16 1980-01-15 PROCESS TO IMPROVE FARADAY PERFORMANCE IN ELECTRIC MANUFACTURE OF SODIUM CHLORATE
ZA00800236A ZA80236B (en) 1979-01-16 1980-01-15 The production of sodium chlorate by eletrolysis
CH32780A CH641841A5 (en) 1979-01-16 1980-01-15 Method for improving the performance in the faraday electrolytic preparation of sodium chlorate.
GB8001250A GB2039959B (en) 1979-01-16 1980-01-15 Electrolytic process for the preparation of sodium chlorate
DE3001191A DE3001191C2 (en) 1979-01-16 1980-01-15 Process for the electrolytic production of sodium chlorate with improved Faraday yield
OA56995A OA06435A (en) 1979-01-16 1980-01-16 Improved FARADAY Yield in the Electrolytic Preparation of Sodium Chlorate.
JP266680A JPS5597480A (en) 1979-01-16 1980-01-16 Improvment of farady yield in case of producing sodium acid chloride by electrolysis
MY162/85A MY8500162A (en) 1979-01-16 1985-12-30 Electrolytic process for the preparation of sodium chlorate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7900957A FR2446869A1 (en) 1979-01-16 1979-01-16 IMPROVED FARADAY YIELD IN THE ELECTROLYTIC PREPARATION OF SODIUM CHLORATE

Publications (2)

Publication Number Publication Date
FR2446869A1 true FR2446869A1 (en) 1980-08-14
FR2446869B1 FR2446869B1 (en) 1983-10-21

Family

ID=9220789

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7900957A Granted FR2446869A1 (en) 1979-01-16 1979-01-16 IMPROVED FARADAY YIELD IN THE ELECTROLYTIC PREPARATION OF SODIUM CHLORATE

Country Status (28)

Country Link
JP (1) JPS5597480A (en)
AR (1) AR219024A1 (en)
AT (1) AT368195B (en)
AU (1) AU531502B2 (en)
BR (1) BR8000236A (en)
CA (1) CA1144888A (en)
CH (1) CH641841A5 (en)
CS (1) CS215039B2 (en)
DD (1) DD148523A5 (en)
DE (1) DE3001191C2 (en)
DK (1) DK15680A (en)
EG (1) EG13918A (en)
ES (1) ES487724A0 (en)
FI (1) FI800112A7 (en)
FR (1) FR2446869A1 (en)
GB (1) GB2039959B (en)
IN (1) IN153424B (en)
IT (1) IT1119647B (en)
MA (1) MA18699A1 (en)
MY (1) MY8500162A (en)
NO (1) NO155584C (en)
OA (1) OA06435A (en)
PL (1) PL121749B1 (en)
PT (1) PT70669A (en)
RO (1) RO77896A (en)
SE (2) SE435735B (en)
YU (1) YU5180A (en)
ZA (1) ZA80236B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20052298A1 (en) * 2005-11-30 2007-06-01 De Nora Elettrodi Spa SYSTEM FOR THE ELECTROLYTIC PRODUCTION OF CHLORATO SODICO
CA2750881A1 (en) * 2011-08-23 2013-02-23 Hydro-Quebec Method for reducing the impact of impurities on electrodes used for the electrosynthesis of sodium chlorate
CN103290428B (en) * 2013-06-17 2015-07-01 广西大学 Closed cycle pollution-free sodium chlorate production process

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1104728A (en) * 1954-09-27 1968-02-28 Canadian Ind Electrolytic cell
FR2244708A1 (en) * 1973-09-25 1975-04-18 Ugine Kuhlmann

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1104728A (en) * 1954-09-27 1968-02-28 Canadian Ind Electrolytic cell
FR2244708A1 (en) * 1973-09-25 1975-04-18 Ugine Kuhlmann

Also Published As

Publication number Publication date
RO77896A (en) 1981-12-25
SE435735B (en) 1984-10-15
CA1144888A (en) 1983-04-19
IN153424B (en) 1984-07-14
JPS6237117B2 (en) 1987-08-11
DE3001191A1 (en) 1980-07-17
EG13918A (en) 1982-12-31
JPS5597480A (en) 1980-07-24
PL121749B1 (en) 1982-05-31
AT368195B (en) 1982-09-27
DK15680A (en) 1980-07-17
OA06435A (en) 1981-07-31
PL221370A1 (en) 1980-10-20
IT7969512A0 (en) 1979-12-31
MY8500162A (en) 1985-12-31
CH641841A5 (en) 1984-03-15
CS215039B2 (en) 1982-06-25
BR8000236A (en) 1980-09-30
NO155584B (en) 1987-01-12
AR219024A1 (en) 1980-07-15
AU531502B2 (en) 1983-08-25
IT1119647B (en) 1986-03-10
ES8101653A1 (en) 1980-12-16
DE3001191C2 (en) 1983-07-21
ES487724A0 (en) 1980-12-16
DD148523A5 (en) 1981-05-27
FR2446869B1 (en) 1983-10-21
PT70669A (en) 1980-02-01
ZA80236B (en) 1980-12-31
YU5180A (en) 1983-02-28
NO800086L (en) 1980-07-17
GB2039959A (en) 1980-08-20
NO155584C (en) 1987-04-22
ATA18480A (en) 1982-01-15
AU5461380A (en) 1980-07-24
MA18699A1 (en) 1980-10-01
FI800112A7 (en) 1981-01-01
SE7910500L (en) 1980-07-17
GB2039959B (en) 1983-01-26

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Legal Events

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ST Notification of lapse