DE2631523C3 - Verfahren zur Elektrolyse von wäßrigen Alkalihalogenidlösungen - Google Patents
Verfahren zur Elektrolyse von wäßrigen AlkalihalogenidlösungenInfo
- Publication number
- DE2631523C3 DE2631523C3 DE2631523A DE2631523A DE2631523C3 DE 2631523 C3 DE2631523 C3 DE 2631523C3 DE 2631523 A DE2631523 A DE 2631523A DE 2631523 A DE2631523 A DE 2631523A DE 2631523 C3 DE2631523 C3 DE 2631523C3
- Authority
- DE
- Germany
- Prior art keywords
- concentration
- sodium chloride
- membrane
- electrolysis
- value
- 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
- 238000005868 electrolysis reaction Methods 0.000 title claims description 50
- 150000004820 halides Chemical class 0.000 title claims description 21
- 238000000034 method Methods 0.000 title claims description 21
- 239000003513 alkali Substances 0.000 title claims description 20
- 230000008569 process Effects 0.000 title claims description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 161
- 239000012528 membrane Substances 0.000 claims description 80
- 239000011780 sodium chloride Substances 0.000 claims description 80
- 238000005341 cation exchange Methods 0.000 claims description 23
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 15
- 229910001854 alkali hydroxide Inorganic materials 0.000 claims description 13
- 238000000605 extraction Methods 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 156
- 239000000243 solution Substances 0.000 description 32
- 239000007864 aqueous solution Substances 0.000 description 19
- 238000002474 experimental method Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 11
- 230000007423 decrease Effects 0.000 description 9
- 239000011734 sodium Substances 0.000 description 9
- 238000012360 testing method Methods 0.000 description 9
- 238000013508 migration Methods 0.000 description 8
- 230000005012 migration Effects 0.000 description 8
- 238000012546 transfer Methods 0.000 description 8
- 239000003014 ion exchange membrane Substances 0.000 description 7
- 239000002131 composite material Substances 0.000 description 6
- 229920001577 copolymer Polymers 0.000 description 6
- 125000000542 sulfonic acid group Chemical group 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- -1 polytetrafluoroethylene Polymers 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 229910001508 alkali metal halide Inorganic materials 0.000 description 3
- 150000008045 alkali metal halides Chemical class 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 125000002843 carboxylic acid group Chemical group 0.000 description 3
- 238000007334 copolymerization reaction Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- GANXFQTZEVGPPI-UHFFFAOYSA-N fluorosulfonyloxyethene Chemical compound FS(=O)(=O)OC=C GANXFQTZEVGPPI-UHFFFAOYSA-N 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 229910001415 sodium ion Inorganic materials 0.000 description 3
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 3
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 description 3
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910001413 alkali metal ion Inorganic materials 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001507 metal halide Inorganic materials 0.000 description 2
- 150000005309 metal halides Chemical class 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical group OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000009089 cytolysis Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910001925 ruthenium oxide Inorganic materials 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000012384 transportation and delivery Methods 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50085777A JPS529700A (en) | 1975-07-15 | 1975-07-15 | Manufacturing method of high purity caustic soda solution |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2631523A1 DE2631523A1 (de) | 1977-01-20 |
| DE2631523B2 DE2631523B2 (de) | 1979-08-23 |
| DE2631523C3 true DE2631523C3 (de) | 1985-04-25 |
Family
ID=13868300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2631523A Expired DE2631523C3 (de) | 1975-07-15 | 1976-07-14 | Verfahren zur Elektrolyse von wäßrigen Alkalihalogenidlösungen |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4276130A (enExample) |
| JP (1) | JPS529700A (enExample) |
| BR (1) | BR7604568A (enExample) |
| CA (1) | CA1084866A (enExample) |
| DE (1) | DE2631523C3 (enExample) |
| FR (1) | FR2318240A1 (enExample) |
| GB (1) | GB1543249A (enExample) |
| IT (1) | IT1064602B (enExample) |
| NL (1) | NL168011C (enExample) |
| SE (1) | SE450498B (enExample) |
| SU (1) | SU818493A3 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE32077E (en) * | 1977-06-30 | 1986-02-04 | Oronzio Denora Impianti Elettrochimici S.P.A. | Electrolytic cell with membrane and method of operation |
| JPS5735688A (en) * | 1980-08-13 | 1982-02-26 | Toagosei Chem Ind Co Ltd | Method for electrolysis of potassium chloride brine |
| US4588483A (en) * | 1984-07-02 | 1986-05-13 | Olin Corporation | High current density cell |
| US4722772A (en) * | 1985-01-28 | 1988-02-02 | E. I. Du Pont De Nemours And Company | Process for electrolysis of sulfate-containing brine |
| GB9213220D0 (en) * | 1992-06-22 | 1992-08-05 | Langton Christian M | Ultrasound bone analyser |
| JP2737643B2 (ja) * | 1994-03-25 | 1998-04-08 | 日本電気株式会社 | 電解活性水の生成方法および生成装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB955307A (en) | 1962-01-26 | 1964-04-15 | Pittsburgh Plate Glass Co | Improvements in and relating to the electrolytic production of alkali metal hydroxide and chlorine |
| BE790369A (fr) * | 1971-10-21 | 1973-04-20 | Diamond Shamrock Corp | Procede et appareil pour la preparation d'hydroxydes de metaux alcalins de haute purete dans une cuve electrolytique. |
| US3773634A (en) * | 1972-03-09 | 1973-11-20 | Diamond Shamrock Corp | Control of an olyte-catholyte concentrations in membrane cells |
| US3933603A (en) * | 1973-04-25 | 1976-01-20 | Asahi Kasei Kogyo Kabushiki Kaisha | Electrolysis of alkali metal chloride |
| US3904496A (en) * | 1974-01-02 | 1975-09-09 | Hooker Chemicals Plastics Corp | Electrolytic production of chlorine dioxide, chlorine, alkali metal hydroxide and hydrogen |
-
1975
- 1975-07-15 JP JP50085777A patent/JPS529700A/ja active Pending
-
1976
- 1976-07-09 CA CA256,725A patent/CA1084866A/en not_active Expired
- 1976-07-12 IT IT25226/76A patent/IT1064602B/it active
- 1976-07-13 FR FR7621436A patent/FR2318240A1/fr active Granted
- 1976-07-13 BR BR7604568A patent/BR7604568A/pt unknown
- 1976-07-13 GB GB29079/76A patent/GB1543249A/en not_active Expired
- 1976-07-13 SE SE7607989A patent/SE450498B/xx not_active IP Right Cessation
- 1976-07-14 SU SU762379616A patent/SU818493A3/ru active
- 1976-07-14 DE DE2631523A patent/DE2631523C3/de not_active Expired
- 1976-07-15 NL NLAANVRAGE7607849,A patent/NL168011C/xx not_active IP Right Cessation
-
1979
- 1979-05-25 US US06/042,304 patent/US4276130A/en not_active Expired - Lifetime
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT |
Also Published As
| Publication number | Publication date |
|---|---|
| US4276130A (en) | 1981-06-30 |
| SU818493A3 (ru) | 1981-03-30 |
| NL168011C (nl) | 1984-10-16 |
| DE2631523A1 (de) | 1977-01-20 |
| FR2318240B1 (enExample) | 1979-09-28 |
| JPS529700A (en) | 1977-01-25 |
| NL168011B (nl) | 1981-09-16 |
| CA1084866A (en) | 1980-09-02 |
| SE7607989L (sv) | 1977-01-16 |
| NL7607849A (nl) | 1977-01-18 |
| SE450498B (sv) | 1987-06-29 |
| IT1064602B (it) | 1985-02-25 |
| BR7604568A (pt) | 1977-08-02 |
| GB1543249A (en) | 1979-03-28 |
| DE2631523B2 (de) | 1979-08-23 |
| FR2318240A1 (fr) | 1977-02-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8281 | Inventor (new situation) |
Free format text: SEKO, MAOMI, TOKIO/TOKYO, JP OGAWA, SHINSAKU TAKEMURA, REIJI, NOBEOKA, MIYAZAKI, JP |
|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |