RO65949A - Procede d'electrolyse pour chlorure de sodium dans cellules a membrane permselective echangeure des cations - Google Patents

Procede d'electrolyse pour chlorure de sodium dans cellules a membrane permselective echangeure des cations

Info

Publication number
RO65949A
RO65949A RO7373855A RO7385573A RO65949A RO 65949 A RO65949 A RO 65949A RO 7373855 A RO7373855 A RO 7373855A RO 7385573 A RO7385573 A RO 7385573A RO 65949 A RO65949 A RO 65949A
Authority
RO
Romania
Prior art keywords
sodium chloride
cation exchange
electrolysis method
permselective membrane
membrane cells
Prior art date
Application number
RO7373855A
Other languages
English (en)
French (fr)
Inventor
Ronald L Dotson
Original Assignee
Diamond Shamrock Chem
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22851064&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=RO65949(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Diamond Shamrock Chem filed Critical Diamond Shamrock Chem
Publication of RO65949A publication Critical patent/RO65949A/ro

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
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells

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)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
RO7373855A 1972-02-16 1973-02-15 Procede d'electrolyse pour chlorure de sodium dans cellules a membrane permselective echangeure des cations RO65949A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22693472A 1972-02-16 1972-02-16

Publications (1)

Publication Number Publication Date
RO65949A true RO65949A (fr) 1979-07-15

Family

ID=22851064

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7373855A RO65949A (fr) 1972-02-16 1973-02-15 Procede d'electrolyse pour chlorure de sodium dans cellules a membrane permselective echangeure des cations

Country Status (19)

Country Link
US (1) US3793163A (ro)
JP (1) JPS5238519B2 (ro)
AR (1) AR196232A1 (ro)
AT (1) AT323200B (ro)
BE (1) BE795460A (ro)
BR (1) BR7301082D0 (ro)
CA (1) CA1027064A (ro)
DE (1) DE2307466C3 (ro)
ES (1) ES411667A1 (ro)
FR (1) FR2172259B1 (ro)
GB (1) GB1375126A (ro)
IL (1) IL41547A (ro)
IT (1) IT977366B (ro)
LU (1) LU67041A1 (ro)
NL (1) NL168887C (ro)
RO (1) RO65949A (ro)
SE (1) SE381891B (ro)
SU (1) SU495819A3 (ro)
ZA (1) ZA731078B (ro)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS551351B2 (ro) * 1974-03-07 1980-01-12
AR205953A1 (es) * 1975-01-22 1976-06-15 Diamond Shamrock Corp Produccion de carbonatos de metales a calinos en una celula de membrana
IT1061477B (it) * 1975-07-09 1983-02-28 Asahi Chemical Ind Membrana scambiatrice di cationi sua preparazione e suo impiego
US4055476A (en) * 1977-01-21 1977-10-25 Diamond Shamrock Corporation Method for lowering chlorate content of alkali metal hydroxides
US4116781A (en) * 1977-04-19 1978-09-26 Diamond Shamrock Corporation Rejuvenation of membrane type chlor-alkali cells by intermittently feeding high purity brines thereto during continued operation of the cell
NL7804322A (nl) * 1977-05-04 1978-11-07 Asahi Glass Co Ltd Werkwijze voor het bereiden van natriumhydroxyde door het elektrolyseren van natriumchloride.
JPS5337198A (en) * 1977-07-15 1978-04-06 Asahi Chem Ind Co Ltd Electrolytic method of sodium chloride
JPS6055442B2 (ja) * 1977-10-13 1985-12-05 クロリンエンジニアズ株式会社 電解用塩水の精製方法
US4176022A (en) * 1978-04-27 1979-11-27 Ppg Industries, Inc. Removal of part per billion level hardness impurities from alkali metal chloride brines
US4367147A (en) * 1978-05-31 1983-01-04 Toyo Soda Manufacturing Co., Ltd. Method of recovering characteristics of deteriorated cation exchange membrane
DE2837313A1 (de) * 1978-08-26 1980-03-13 Metallgesellschaft Ag Verfahren zur elektrolyse waessriger alkalihalogenid-loesungen
US4173524A (en) * 1978-09-14 1979-11-06 Ionics Inc. Chlor-alkali electrolysis cell
US4217186A (en) * 1978-09-14 1980-08-12 Ionics Inc. Process for chloro-alkali electrolysis cell
DE2845943A1 (de) * 1978-10-21 1980-04-30 Hoechst Ag Verfahren zur alkalichlorid-elektrolyse
JPS5565372A (en) * 1978-11-10 1980-05-16 Asahi Glass Co Ltd Electrolyzing method of aqueous potassium chloride solution
US4250126A (en) * 1979-03-30 1981-02-10 Dow Yates Chlorine generator and method
JPS5547151A (en) * 1979-06-04 1980-04-03 Asahi Chem Ind Co Ltd Cation exchange membrane
JPS5547152A (en) * 1979-08-20 1980-04-03 Asahi Chem Ind Co Ltd New type cation exchange membrane
JPS5831394B2 (ja) * 1980-04-30 1983-07-05 旭硝子株式会社 水酸化アルカリの製造方法
US4361471A (en) * 1980-06-23 1982-11-30 Kosarek Louis J Electrolytic swimming pool chlorination
US4417961A (en) * 1981-03-30 1983-11-29 The Dow Chemical Company Membrane cell brine feed
US4381230A (en) * 1981-06-22 1983-04-26 The Dow Chemical Company Operation and regeneration of permselective ion-exchange membranes in brine electrolysis cells
GB8321934D0 (en) * 1983-08-15 1983-09-14 Ici Plc Electrolytic cell module
US4618403A (en) * 1983-10-24 1986-10-21 Olin Corporation Method of stabilizing metal-silica complexes in alkali metal halide brines
US4515665A (en) * 1983-10-24 1985-05-07 Olin Corporation Method of stabilizing metal-silica complexes in alkali metal halide brines
JPS61166991A (ja) * 1985-01-18 1986-07-28 Asahi Glass Co Ltd 食塩電解方法
FR2679221B1 (fr) * 1991-07-19 1994-07-01 Solvay Procede de fabrication d'une solution aqueuse de chlorure de sodium et son utilisation.
BE1005291A3 (fr) * 1991-09-10 1993-06-22 Solvay Procede de fabrication d'une solution aqueuse industrielle de chlorure de sodium et utilisation de la solution aqueuse de chlorure de sodium ainsi obtenue pour la fabrication electrolytique d'une solution aqueuse d'hydroxyde de sodium, pour la fabrication de carbonate de sodium et pour la fabrication de cristaux de chlorure de sodium.
US5512143A (en) * 1992-04-13 1996-04-30 E. I. Du Pont De Nemours And Company Electrolysis method using polymer additive for membrane cell operation where the polymer additive is ionomeric and added to the catholyte
US5362368A (en) * 1993-06-03 1994-11-08 Scott Lynn Chlorine generator
US5427658A (en) * 1993-10-21 1995-06-27 Electrosci Incorporated Electrolytic cell and method for producing a mixed oxidant gas
US5630930A (en) * 1995-07-26 1997-05-20 Ppg Industries, Inc. Method for starting a chlor-alkali diaphragm cell
US5567283A (en) * 1995-09-28 1996-10-22 Lynn; Scott Caustic concentration regulator for chlorine generators
US20080003507A1 (en) * 2006-06-30 2008-01-03 Chenniah Nanjundiah Formulation Of Electrolyte Solutions For Electrochemical Chlorine Dioxide Generators
JP5279419B2 (ja) * 2008-09-05 2013-09-04 株式会社 ウォーターウェア 水電解装置及び水電解システム
JP7182025B1 (ja) * 2022-03-23 2022-12-01 旭化成株式会社 運転支援装置、運転支援方法および運転支援プログラム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3163599A (en) * 1963-01-21 1964-12-29 Grace W R & Co Process of descaling sea water
FR2087342A5 (ro) * 1970-05-15 1971-12-31 Progil

Also Published As

Publication number Publication date
FR2172259B1 (ro) 1977-12-30
IL41547A (en) 1976-08-31
ZA731078B (en) 1974-04-24
IL41547A0 (en) 1973-04-30
DE2307466B2 (de) 1977-02-17
AT323200B (de) 1975-06-25
FR2172259A1 (ro) 1973-09-28
NL7302226A (ro) 1973-08-20
DE2307466A1 (de) 1973-08-23
DE2307466C3 (de) 1983-02-10
IT977366B (it) 1974-09-10
AR196232A1 (es) 1973-12-10
NL168887B (nl) 1981-12-16
GB1375126A (ro) 1974-11-27
LU67041A1 (ro) 1974-02-21
SE381891B (sv) 1975-12-22
JPS4889895A (ro) 1973-11-24
BR7301082D0 (pt) 1973-11-01
BE795460A (fr) 1973-08-16
ES411667A1 (es) 1976-04-16
US3793163A (en) 1974-02-19
NL168887C (nl) 1982-05-17
SU495819A3 (ru) 1975-12-15
CA1027064A (en) 1978-02-28
JPS5238519B2 (ro) 1977-09-29

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