CA1158196A - Process of electrolyzing aqueous solutions of alkali halides - Google Patents
Process of electrolyzing aqueous solutions of alkali halidesInfo
- Publication number
- CA1158196A CA1158196A CA000334282A CA334282A CA1158196A CA 1158196 A CA1158196 A CA 1158196A CA 000334282 A CA000334282 A CA 000334282A CA 334282 A CA334282 A CA 334282A CA 1158196 A CA1158196 A CA 1158196A
- Authority
- CA
- Canada
- Prior art keywords
- value
- adjusted
- anode chamber
- alkali metal
- process according
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 30
- 239000007864 aqueous solution Substances 0.000 title claims abstract description 5
- 239000003513 alkali Substances 0.000 title description 5
- 150000004820 halides Chemical class 0.000 title description 4
- 239000000243 solution Substances 0.000 claims abstract description 25
- 239000012528 membrane Substances 0.000 claims abstract description 23
- 229910001508 alkali metal halide Inorganic materials 0.000 claims abstract description 14
- 150000008045 alkali metal halides Chemical class 0.000 claims abstract description 14
- 229910052736 halogen Inorganic materials 0.000 claims description 14
- 150000002367 halogens Chemical class 0.000 claims description 13
- 150000003839 salts Chemical class 0.000 claims description 13
- 239000003792 electrolyte Substances 0.000 claims description 7
- 229910052783 alkali metal Inorganic materials 0.000 claims description 2
- 150000001340 alkali metals Chemical class 0.000 claims description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract description 12
- 239000000460 chlorine Substances 0.000 abstract description 12
- 229910052801 chlorine Inorganic materials 0.000 abstract description 12
- 230000015572 biosynthetic process Effects 0.000 abstract description 5
- 235000002639 sodium chloride Nutrition 0.000 description 21
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 17
- 239000002253 acid Substances 0.000 description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 150000007513 acids Chemical class 0.000 description 9
- 239000011780 sodium chloride Substances 0.000 description 9
- 239000012670 alkaline solution Substances 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 6
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 5
- 239000012267 brine Substances 0.000 description 5
- 238000005868 electrolysis reaction Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 239000003014 ion exchange membrane Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 238000005755 formation reaction Methods 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 3
- 230000020477 pH reduction Effects 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 description 2
- 229910000497 Amalgam Inorganic materials 0.000 description 2
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 description 2
- -1 Halogen ions Chemical class 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 229920000557 Nafion® Polymers 0.000 description 1
- 229910018830 PO3H Inorganic materials 0.000 description 1
- 229910006069 SO3H Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 125000002843 carboxylic acid group Chemical group 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- OSVXSBDYLRYLIG-UHFFFAOYSA-N chlorine dioxide Inorganic materials O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 1
- 235000019398 chlorine dioxide Nutrition 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- QBWCMBCROVPCKQ-UHFFFAOYSA-N chlorous acid Chemical compound OCl=O QBWCMBCROVPCKQ-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- ABLZXFCXXLZCGV-UHFFFAOYSA-N phosphonic acid group Chemical group P(O)(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 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
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
-
- 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)
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782837313 DE2837313A1 (de) | 1978-08-26 | 1978-08-26 | Verfahren zur elektrolyse waessriger alkalihalogenid-loesungen |
| DEP2837313.9 | 1978-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1158196A true CA1158196A (en) | 1983-12-06 |
Family
ID=6047970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000334282A Expired CA1158196A (en) | 1978-08-26 | 1979-08-22 | Process of electrolyzing aqueous solutions of alkali halides |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4247375A (en, 2012) |
| EP (1) | EP0008470B1 (en, 2012) |
| JP (1) | JPS5531199A (en, 2012) |
| AT (1) | ATE978T1 (en, 2012) |
| BR (1) | BR7905453A (en, 2012) |
| CA (1) | CA1158196A (en, 2012) |
| DE (2) | DE2837313A1 (en, 2012) |
| ES (1) | ES483640A1 (en, 2012) |
| FI (1) | FI63260C (en, 2012) |
| MX (1) | MX152740A (en, 2012) |
| NO (1) | NO151973C (en, 2012) |
| ZA (1) | ZA793571B (en, 2012) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4381230A (en) * | 1981-06-22 | 1983-04-26 | The Dow Chemical Company | Operation and regeneration of permselective ion-exchange membranes in brine electrolysis cells |
| US4391680A (en) * | 1981-12-03 | 1983-07-05 | Allied Corporation | Preparing alkali metal hydroxide by water splitting and hydrolysis |
| DE3216418A1 (de) * | 1982-05-03 | 1983-11-03 | Bayer Ag, 5090 Leverkusen | Verfahren zur elektrolytischen herstellung von chlor und natronlauge aus sulfathaltigem salz |
| US4481088A (en) * | 1982-07-06 | 1984-11-06 | Olin Corporation | Removal of chlorate from electrolyte cell brine |
| JPS6068997A (ja) * | 1983-09-27 | 1985-04-19 | Fuji Photo Film Co Ltd | 平版印刷版用アルミニウム支持体の製造方法 |
| JP3115440B2 (ja) * | 1992-12-10 | 2000-12-04 | ペルメレック電極株式会社 | 塩化アルカリ水溶液の電解方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL136394C (en, 2012) * | 1965-11-29 | 1900-01-01 | ||
| US3438879A (en) * | 1967-07-31 | 1969-04-15 | Hooker Chemical Corp | Protection of permselective diaphragm during electrolysis |
| US3616328A (en) * | 1968-09-23 | 1971-10-26 | Hooker Chemical Corp | Catholyte recirculation in diaphragm chlor-alkali cells |
| DE1803638A1 (de) * | 1968-10-17 | 1970-05-27 | Bayer Ag | Verfahren zur Herstellung von Chlor und Natronlauge |
| BE795460A (fr) * | 1972-02-16 | 1973-08-16 | Diamond Shamrock Corp | Perfectionnements relatifs a des cuves electrolytiques |
| US4040919A (en) * | 1974-10-29 | 1977-08-09 | Hooker Chemicals & Plastics Corporation | Voltage reduction of membrane cell for the electrolysis of brine |
| JPS5318498A (en) * | 1976-08-03 | 1978-02-20 | Nippon Soda Co Ltd | Preventing method for accumulation of alkali chlorates in salt water in ion exchange membrane method electrolysis of alkali chlorides |
-
1978
- 1978-08-26 DE DE19782837313 patent/DE2837313A1/de not_active Withdrawn
-
1979
- 1979-07-16 ZA ZA00793571A patent/ZA793571B/xx unknown
- 1979-07-30 US US06/062,270 patent/US4247375A/en not_active Expired - Lifetime
- 1979-08-02 MX MX178756A patent/MX152740A/es unknown
- 1979-08-08 FI FI792470A patent/FI63260C/fi not_active IP Right Cessation
- 1979-08-20 AT AT79200382T patent/ATE978T1/de active
- 1979-08-20 DE DE7979200382T patent/DE2962706D1/de not_active Expired
- 1979-08-20 EP EP79200382A patent/EP0008470B1/de not_active Expired
- 1979-08-22 CA CA000334282A patent/CA1158196A/en not_active Expired
- 1979-08-22 NO NO792723A patent/NO151973C/no unknown
- 1979-08-24 BR BR7905453A patent/BR7905453A/pt unknown
- 1979-08-25 ES ES483640A patent/ES483640A1/es not_active Expired
- 1979-08-27 JP JP10899579A patent/JPS5531199A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FI792470A7 (fi) | 1980-02-27 |
| US4247375A (en) | 1981-01-27 |
| EP0008470B1 (de) | 1982-05-05 |
| JPS5531199A (en) | 1980-03-05 |
| DE2962706D1 (en) | 1982-06-24 |
| DE2837313A1 (de) | 1980-03-13 |
| ZA793571B (en) | 1980-07-30 |
| BR7905453A (pt) | 1980-05-20 |
| ES483640A1 (es) | 1980-04-16 |
| EP0008470A1 (de) | 1980-03-05 |
| NO151973C (no) | 1985-07-31 |
| MX152740A (es) | 1985-11-01 |
| NO792723L (no) | 1980-02-27 |
| FI63260C (fi) | 1983-05-10 |
| ATE978T1 (de) | 1982-05-15 |
| FI63260B (fi) | 1983-01-31 |
| NO151973B (no) | 1985-04-01 |
| JPS636635B2 (en, 2012) | 1988-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |