EP1453990A2 - Method for carrying out the electrolysis of an aqueous solution of alkali metal chloride - Google Patents
Method for carrying out the electrolysis of an aqueous solution of alkali metal chlorideInfo
- Publication number
- EP1453990A2 EP1453990A2 EP02798315A EP02798315A EP1453990A2 EP 1453990 A2 EP1453990 A2 EP 1453990A2 EP 02798315 A EP02798315 A EP 02798315A EP 02798315 A EP02798315 A EP 02798315A EP 1453990 A2 EP1453990 A2 EP 1453990A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- alkali metal
- temperature
- solution
- hydroxide solution
- metal chloride
- 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
Links
- 229910001514 alkali metal chloride Inorganic materials 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 16
- 239000007864 aqueous solution Substances 0.000 title claims abstract description 10
- 239000000243 solution Substances 0.000 claims abstract description 84
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 60
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 38
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims abstract description 33
- 239000011780 sodium chloride Substances 0.000 claims abstract description 19
- 239000012528 membrane Substances 0.000 claims abstract description 4
- 238000009792 diffusion process Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 13
- 239000003014 ion exchange membrane Substances 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229920000557 Nafion® Polymers 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- CRBDXVOOZKQRFW-UHFFFAOYSA-N [Ru].[Ir]=O Chemical class [Ru].[Ir]=O CRBDXVOOZKQRFW-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 238000005341 cation exchange Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000011144 upstream manufacturing Methods 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
- 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
- C25B15/02—Process control or regulation
- C25B15/021—Process control or regulation of heating or cooling
-
- 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
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
- C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10159708 | 2001-12-05 | ||
DE10159708A DE10159708A1 (en) | 2001-12-05 | 2001-12-05 | Alkaline chloride electrolysis cell with gas diffusion electrodes |
PCT/EP2002/013119 WO2003048419A2 (en) | 2001-12-05 | 2002-11-22 | Method for carrying out the electrolysis of an aqueous solution of alkali metal chloride |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1453990A2 true EP1453990A2 (en) | 2004-09-08 |
EP1453990B1 EP1453990B1 (en) | 2014-01-01 |
Family
ID=7708113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02798315.4A Expired - Lifetime EP1453990B1 (en) | 2001-12-05 | 2002-11-22 | Method for carrying out the electrolysis of an aqueous solution of alkali metal chloride |
Country Status (12)
Country | Link |
---|---|
US (1) | US6890418B2 (en) |
EP (1) | EP1453990B1 (en) |
JP (1) | JP4498740B2 (en) |
KR (1) | KR20050044700A (en) |
CN (1) | CN1327033C (en) |
AR (1) | AR037637A1 (en) |
AU (1) | AU2002363856A1 (en) |
DE (1) | DE10159708A1 (en) |
ES (1) | ES2448399T3 (en) |
HU (1) | HUP0600453A2 (en) |
TW (1) | TW200304502A (en) |
WO (1) | WO2003048419A2 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005024068A (en) * | 2003-07-02 | 2005-01-27 | Toyo Tanso Kk | Feeder of halogen gas or halogen-contained gas |
DE10335184A1 (en) * | 2003-07-30 | 2005-03-03 | Bayer Materialscience Ag | Electrochemical cell |
EP2436803A4 (en) | 2009-05-26 | 2016-06-08 | Chlorine Eng Corp Ltd | Gas diffusion electrode-equipped ion-exchange membrane electrolytic cell |
JP5785492B2 (en) * | 2009-05-26 | 2015-09-30 | ティッセンクルップ・ウーデ・クロリンエンジニアズ株式会社 | Ion-exchange membrane electrolytic cell with gas diffusion electrode |
CN108419139A (en) * | 2018-02-05 | 2018-08-17 | 李秀荣 | Internet big data barrage processing system |
KR20220017587A (en) | 2020-08-05 | 2022-02-14 | 한국과학기술연구원 | Electrochemical devices that can recycle reactants fluids |
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-
2001
- 2001-12-05 DE DE10159708A patent/DE10159708A1/en not_active Withdrawn
-
2002
- 2002-11-22 KR KR1020047008615A patent/KR20050044700A/en not_active Application Discontinuation
- 2002-11-22 CN CNB028240464A patent/CN1327033C/en not_active Expired - Lifetime
- 2002-11-22 EP EP02798315.4A patent/EP1453990B1/en not_active Expired - Lifetime
- 2002-11-22 WO PCT/EP2002/013119 patent/WO2003048419A2/en active Application Filing
- 2002-11-22 ES ES02798315.4T patent/ES2448399T3/en not_active Expired - Lifetime
- 2002-11-22 HU HU0600453A patent/HUP0600453A2/en unknown
- 2002-11-22 JP JP2003549594A patent/JP4498740B2/en not_active Expired - Lifetime
- 2002-11-22 AU AU2002363856A patent/AU2002363856A1/en not_active Abandoned
- 2002-12-03 US US10/308,736 patent/US6890418B2/en not_active Expired - Lifetime
- 2002-12-04 TW TW091135111A patent/TW200304502A/en unknown
- 2002-12-04 AR ARP020104688A patent/AR037637A1/en not_active Application Discontinuation
Non-Patent Citations (1)
Title |
---|
See references of WO03048419A3 * |
Also Published As
Publication number | Publication date |
---|---|
CN1599808A (en) | 2005-03-23 |
DE10159708A1 (en) | 2003-06-18 |
EP1453990B1 (en) | 2014-01-01 |
HUP0600453A2 (en) | 2007-05-02 |
AR037637A1 (en) | 2004-11-17 |
CN1327033C (en) | 2007-07-18 |
JP4498740B2 (en) | 2010-07-07 |
AU2002363856A1 (en) | 2003-06-17 |
WO2003048419A2 (en) | 2003-06-12 |
AU2002363856A8 (en) | 2003-06-17 |
US20030121795A1 (en) | 2003-07-03 |
ES2448399T3 (en) | 2014-03-13 |
US6890418B2 (en) | 2005-05-10 |
TW200304502A (en) | 2003-10-01 |
JP2005511897A (en) | 2005-04-28 |
WO2003048419A3 (en) | 2003-10-02 |
KR20050044700A (en) | 2005-05-12 |
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