DE2126516A1 - Verfahren zum Aufkonzentrieren von Elektrolysesole bei der Alkalichlorid-Elektrolyse - Google Patents
Verfahren zum Aufkonzentrieren von Elektrolysesole bei der Alkalichlorid-ElektrolyseInfo
- Publication number
- DE2126516A1 DE2126516A1 DE19712126516 DE2126516A DE2126516A1 DE 2126516 A1 DE2126516 A1 DE 2126516A1 DE 19712126516 DE19712126516 DE 19712126516 DE 2126516 A DE2126516 A DE 2126516A DE 2126516 A1 DE2126516 A1 DE 2126516A1
- Authority
- DE
- Germany
- Prior art keywords
- brine
- electrolysis
- evaporation
- alkali chloride
- alkali
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims description 32
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 title claims description 22
- 239000003513 alkali Substances 0.000 title claims description 22
- 238000005868 electrolysis reaction Methods 0.000 title claims description 22
- 239000012267 brine Substances 0.000 claims description 51
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 51
- 238000001704 evaporation Methods 0.000 claims description 24
- 230000008020 evaporation Effects 0.000 claims description 23
- 238000004140 cleaning Methods 0.000 claims description 12
- 239000000243 solution Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 229910001514 alkali metal chloride Inorganic materials 0.000 claims description 4
- 229910052783 alkali metal Inorganic materials 0.000 claims description 2
- 150000001340 alkali metals Chemical class 0.000 claims description 2
- 239000003792 electrolyte Substances 0.000 claims 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 29
- 235000002639 sodium chloride Nutrition 0.000 description 23
- 239000011780 sodium chloride Substances 0.000 description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 6
- 229910052753 mercury Inorganic materials 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- 239000000460 chlorine Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 229910000497 Amalgam Inorganic materials 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 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 2
- 238000006298 dechlorination reaction Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000002562 thickening agent Substances 0.000 description 2
- KNIUHBNRWZGIQQ-UHFFFAOYSA-N 7-diethoxyphosphinothioyloxy-4-methylchromen-2-one Chemical compound CC1=CC(=O)OC2=CC(OP(=S)(OCC)OCC)=CC=C21 KNIUHBNRWZGIQQ-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- MJGFBOZCAJSGQW-UHFFFAOYSA-N mercury sodium Chemical compound [Na].[Hg] MJGFBOZCAJSGQW-UHFFFAOYSA-N 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 235000015598 salt intake Nutrition 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229910001023 sodium amalgam Inorganic materials 0.000 description 1
- 239000000126 substance Substances 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
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
Landscapes
- Chemical & Material Sciences (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)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712126516 DE2126516A1 (de) | 1971-05-28 | 1971-05-28 | Verfahren zum Aufkonzentrieren von Elektrolysesole bei der Alkalichlorid-Elektrolyse |
| US00254274A US3817847A (en) | 1971-05-28 | 1972-05-17 | Reconcentrating spent alkali metal chloride solution for recycling toelectrolysis cell |
| GB2446172A GB1375656A (enrdf_load_stackoverflow) | 1971-05-28 | 1972-05-24 | |
| NL7207067A NL7207067A (enrdf_load_stackoverflow) | 1971-05-28 | 1972-05-25 | |
| BE784036A BE784036A (fr) | 1971-05-28 | 1972-05-26 | Reconcentration d'une solution usee de chlorures de metaux alcalins en vue du recyclage a la cellule d'electrolyse |
| CA143,120A CA1001987A (en) | 1971-05-28 | 1972-05-26 | Reconcentrating spent alkali metal chloride solution for recycling to electrolysis cell |
| FR7218973A FR2139991B1 (enrdf_load_stackoverflow) | 1971-05-28 | 1972-05-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712126516 DE2126516A1 (de) | 1971-05-28 | 1971-05-28 | Verfahren zum Aufkonzentrieren von Elektrolysesole bei der Alkalichlorid-Elektrolyse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2126516A1 true DE2126516A1 (de) | 1972-12-07 |
| DE2126516B2 DE2126516B2 (enrdf_load_stackoverflow) | 1974-04-11 |
Family
ID=5809159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712126516 Ceased DE2126516A1 (de) | 1971-05-28 | 1971-05-28 | Verfahren zum Aufkonzentrieren von Elektrolysesole bei der Alkalichlorid-Elektrolyse |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3817847A (enrdf_load_stackoverflow) |
| BE (1) | BE784036A (enrdf_load_stackoverflow) |
| CA (1) | CA1001987A (enrdf_load_stackoverflow) |
| DE (1) | DE2126516A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2139991B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1375656A (enrdf_load_stackoverflow) |
| NL (1) | NL7207067A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2741985C3 (de) * | 1977-09-17 | 1981-10-15 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Verminderung von Quecksilberverlusten bei der Alkalichlorid-Elektrolyse |
-
1971
- 1971-05-28 DE DE19712126516 patent/DE2126516A1/de not_active Ceased
-
1972
- 1972-05-17 US US00254274A patent/US3817847A/en not_active Expired - Lifetime
- 1972-05-24 GB GB2446172A patent/GB1375656A/en not_active Expired
- 1972-05-25 NL NL7207067A patent/NL7207067A/xx not_active Application Discontinuation
- 1972-05-26 BE BE784036A patent/BE784036A/xx unknown
- 1972-05-26 FR FR7218973A patent/FR2139991B1/fr not_active Expired
- 1972-05-26 CA CA143,120A patent/CA1001987A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2139991A1 (enrdf_load_stackoverflow) | 1973-01-12 |
| GB1375656A (enrdf_load_stackoverflow) | 1974-11-27 |
| US3817847A (en) | 1974-06-18 |
| CA1001987A (en) | 1976-12-21 |
| DE2126516B2 (enrdf_load_stackoverflow) | 1974-04-11 |
| NL7207067A (enrdf_load_stackoverflow) | 1972-11-30 |
| BE784036A (fr) | 1972-11-27 |
| FR2139991B1 (enrdf_load_stackoverflow) | 1978-06-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BHV | Refusal |