ZA824409B - Operation and regeneration of permselective ion-exchange membranes in brine electrolysis cells - Google Patents
Operation and regeneration of permselective ion-exchange membranes in brine electrolysis cellsInfo
- Publication number
- ZA824409B ZA824409B ZA824409A ZA824409A ZA824409B ZA 824409 B ZA824409 B ZA 824409B ZA 824409 A ZA824409 A ZA 824409A ZA 824409 A ZA824409 A ZA 824409A ZA 824409 B ZA824409 B ZA 824409B
- Authority
- ZA
- South Africa
- Prior art keywords
- membrane
- ppm
- brine
- cell
- regeneration
- Prior art date
Links
- 239000012267 brine Substances 0.000 title abstract 3
- 238000005868 electrolysis reaction Methods 0.000 title abstract 3
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 title abstract 3
- 239000003014 ion exchange membrane Substances 0.000 title 1
- 230000008929 regeneration Effects 0.000 title 1
- 238000011069 regeneration method Methods 0.000 title 1
- 239000012528 membrane Substances 0.000 abstract 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 4
- 239000000243 solution Substances 0.000 abstract 3
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 230000001172 regenerating effect Effects 0.000 abstract 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 abstract 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
- 229910001508 alkali metal halide Inorganic materials 0.000 abstract 1
- 150000008045 alkali metal halides Chemical class 0.000 abstract 1
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- 239000011575 calcium Substances 0.000 abstract 1
- 239000001569 carbon dioxide Substances 0.000 abstract 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 abstract 1
- -1 cation compounds Chemical class 0.000 abstract 1
- 238000005341 cation exchange Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 abstract 1
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
- C25B13/00—Diaphragms; Spacing elements
-
- 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
-
- 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
- C25B15/00—Operating or servicing cells
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/276,095 US4381230A (en) | 1981-06-22 | 1981-06-22 | Operation and regeneration of permselective ion-exchange membranes in brine electrolysis cells |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA824409B true ZA824409B (en) | 1984-02-29 |
Family
ID=23055143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA824409A ZA824409B (en) | 1981-06-22 | 1982-06-22 | Operation and regeneration of permselective ion-exchange membranes in brine electrolysis cells |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4381230A (es) |
| EP (1) | EP0069504B1 (es) |
| KR (1) | KR870001768B1 (es) |
| AT (1) | ATE21270T1 (es) |
| BR (1) | BR8207769A (es) |
| CA (1) | CA1195649A (es) |
| DE (1) | DE3272448D1 (es) |
| ES (1) | ES8304615A1 (es) |
| WO (1) | WO1983000052A1 (es) |
| ZA (1) | ZA824409B (es) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4568434A (en) * | 1983-03-07 | 1986-02-04 | The Dow Chemical Company | Unitary central cell element for filter press electrolysis cell structure employing a zero gap configuration and process utilizing said cell |
| US4673479A (en) * | 1983-03-07 | 1987-06-16 | The Dow Chemical Company | Fabricated electrochemical cell |
| US4488946A (en) * | 1983-03-07 | 1984-12-18 | The Dow Chemical Company | Unitary central cell element for filter press electrolysis cell structure and use thereof in the electrolysis of sodium chloride |
| US4560452A (en) * | 1983-03-07 | 1985-12-24 | The Dow Chemical Company | Unitary central cell element for depolarized, filter press electrolysis cells and process using said element |
| JPS61166991A (ja) * | 1985-01-18 | 1986-07-28 | Asahi Glass Co Ltd | 食塩電解方法 |
| US4681397A (en) * | 1985-06-28 | 1987-07-21 | Amp Incorporated | Optical switching arrangement |
| JPS6220890A (ja) * | 1985-07-22 | 1987-01-29 | Chlorine Eng Corp Ltd | イオン交換膜法電解槽 |
| US5112464A (en) * | 1990-06-15 | 1992-05-12 | The Dow Chemical Company | Apparatus to control reverse current flow in membrane electrolytic cells |
| US5498321A (en) * | 1994-07-28 | 1996-03-12 | Oxytech Systems, Inc. | Electrolysis cell diaphragm reclamation |
| DE19519921A1 (de) * | 1995-05-31 | 1996-12-05 | Basf Ag | Verfahren zur Regenerierung von Kunststoffdiaphragmen |
| WO2008067411A2 (en) * | 2006-11-28 | 2008-06-05 | Miox Corporation | Low maintenance on-site generator |
| US20130115307A1 (en) | 2007-10-30 | 2013-05-09 | Verdis Norton | Method and Apparatus for Producing a Stabilized Antimicrobial Non-toxic Electrolyzed Saline Solution Exhibiting Potential as a Therapeutic |
| US8367120B1 (en) | 2007-10-31 | 2013-02-05 | Reoxcyn Discoveries Group, Inc. | Method and apparatus for producing a stablized antimicrobial non-toxic electrolyzed saline solution exhibiting potential as a therapeutic |
| KR20110107394A (ko) * | 2009-01-23 | 2011-09-30 | 다우 글로벌 테크놀로지스 엘엘씨 | 막 재생 |
| ES2764576T3 (es) | 2010-08-06 | 2020-06-03 | De Nora Holdings Us Inc | Generador electrolítico in situ |
| EP3628757A1 (en) | 2018-09-25 | 2020-04-01 | Paul Scherrer Institut | Method for removing non-proton cationic impurities from an electrochemical cell and an electrochemical cell |
| US11027904B2 (en) | 2018-12-14 | 2021-06-08 | Graphic Packaging International, Llc | Carrier for containers |
| CN118891232A (zh) | 2021-12-22 | 2024-11-01 | 纽约州州立大学研究基金会 | 用于电化学海洋碱度增强的系统和方法 |
| EP4460390A4 (en) * | 2022-01-06 | 2025-12-31 | Electric Hydrogen Co | ELECTRICAL SHORT-CIRCUIT MITIGATION IN A POLYMER ELECTROLYS MEMBRANE WATER ELECTROLYSER |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE425275C (de) * | 1924-12-03 | 1926-02-15 | Siemens & Halske Akt Ges | Verfahren zur Reinigung von Filterdiaphragmen bei elektrolytischen Prozessen |
| BE795460A (fr) * | 1972-02-16 | 1973-08-16 | Diamond Shamrock Corp | Perfectionnements relatifs a des cuves electrolytiques |
| GB1466669A (en) * | 1973-07-18 | 1977-03-09 | Ici Ltd | Cleaning porous diaphragms in electrolytic cells |
| DE2450259B2 (de) * | 1974-10-23 | 1979-03-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur Reinigung von Elektrolysesole |
| US4040919A (en) * | 1974-10-29 | 1977-08-09 | Hooker Chemicals & Plastics Corporation | Voltage reduction of membrane cell for the electrolysis of brine |
| US3988223A (en) * | 1975-10-28 | 1976-10-26 | Basf Wyandotte Corporation | Unplugging of electrolysis diaphragms |
| US4038365A (en) * | 1975-12-03 | 1977-07-26 | Basf Wyandotte Corporation | Removal of low level hardness impurities from brine feed to chlorine cells |
| US4115218A (en) * | 1976-10-22 | 1978-09-19 | Basf Wyandotte Corporation | Method of electrolyzing brine |
| 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 |
| US4175022A (en) * | 1977-04-25 | 1979-11-20 | Union Carbide Corporation | Electrolytic cell bottom barrier formed from expanded graphite |
| NL7804322A (nl) * | 1977-05-04 | 1978-11-07 | Asahi Glass Co Ltd | Werkwijze voor het bereiden van natriumhydroxyde door het elektrolyseren van natriumchloride. |
| US4155819A (en) * | 1977-08-31 | 1979-05-22 | Ppg Industries, Inc. | Removal of heavy metals from brine |
| US4176022A (en) * | 1978-04-27 | 1979-11-27 | Ppg Industries, Inc. | Removal of part per billion level hardness impurities from alkali metal chloride brines |
| DE2837313A1 (de) * | 1978-08-26 | 1980-03-13 | Metallgesellschaft Ag | Verfahren zur elektrolyse waessriger alkalihalogenid-loesungen |
| DE2845943A1 (de) * | 1978-10-21 | 1980-04-30 | Hoechst Ag | Verfahren zur alkalichlorid-elektrolyse |
| US4204921A (en) * | 1979-03-19 | 1980-05-27 | Basf Wyandotte Corporation | Method for rejuvenating chlor-alkali cells |
| US4217187A (en) * | 1979-05-17 | 1980-08-12 | Hooker Chemicals & Plastics Corp. | Operation of electrolytic diaphragm cells utilizing interruptable or off-peak power |
-
1981
- 1981-06-22 US US06/276,095 patent/US4381230A/en not_active Expired - Fee Related
-
1982
- 1982-06-16 BR BR8207769A patent/BR8207769A/pt unknown
- 1982-06-16 WO PCT/US1982/000811 patent/WO1983000052A1/en not_active Ceased
- 1982-06-21 ES ES513301A patent/ES8304615A1/es not_active Expired
- 1982-06-21 CA CA000405642A patent/CA1195649A/en not_active Expired
- 1982-06-22 DE DE8282303248T patent/DE3272448D1/de not_active Expired
- 1982-06-22 KR KR8202783A patent/KR870001768B1/ko not_active Expired
- 1982-06-22 ZA ZA824409A patent/ZA824409B/xx unknown
- 1982-06-22 AT AT82303248T patent/ATE21270T1/de not_active IP Right Cessation
- 1982-06-22 EP EP82303248A patent/EP0069504B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| WO1983000052A1 (en) | 1983-01-06 |
| US4381230A (en) | 1983-04-26 |
| KR870001768B1 (ko) | 1987-10-06 |
| CA1195649A (en) | 1985-10-22 |
| EP0069504A3 (en) | 1983-02-23 |
| EP0069504B1 (en) | 1986-08-06 |
| EP0069504A2 (en) | 1983-01-12 |
| BR8207769A (pt) | 1983-05-31 |
| ES513301A0 (es) | 1983-03-01 |
| ATE21270T1 (de) | 1986-08-15 |
| ES8304615A1 (es) | 1983-03-01 |
| DE3272448D1 (en) | 1986-09-11 |
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