DE2613101B2 - Verfahren zur Gewinnung von reiner Natronlauge und reinem Natriumchlorid - Google Patents
Verfahren zur Gewinnung von reiner Natronlauge und reinem NatriumchloridInfo
- Publication number
- DE2613101B2 DE2613101B2 DE2613101A DE2613101A DE2613101B2 DE 2613101 B2 DE2613101 B2 DE 2613101B2 DE 2613101 A DE2613101 A DE 2613101A DE 2613101 A DE2613101 A DE 2613101A DE 2613101 B2 DE2613101 B2 DE 2613101B2
- Authority
- DE
- Germany
- Prior art keywords
- sodium chloride
- caustic soda
- pure
- evaporator
- stage
- 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.)
- Withdrawn
Links
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 title claims description 106
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 title claims description 56
- 235000011121 sodium hydroxide Nutrition 0.000 title claims description 37
- 239000011780 sodium chloride Substances 0.000 title claims description 28
- 238000000034 method Methods 0.000 title claims description 24
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- 235000002639 sodium chloride Nutrition 0.000 claims description 57
- 150000003839 salts Chemical class 0.000 claims description 30
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 16
- PMZURENOXWZQFD-UHFFFAOYSA-L sodium sulphate Substances [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 11
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 9
- 235000011152 sodium sulphate Nutrition 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 6
- 239000007790 solid phase Substances 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 4
- 230000008020 evaporation Effects 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 2
- 239000012141 concentrate Substances 0.000 claims description 2
- 238000005868 electrolysis reaction Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 2
- 238000011084 recovery Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000011833 salt mixture Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/04—Chlorides
- C01D3/06—Preparation by working up brines; seawater or spent lyes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7509799A FR2305393A1 (fr) | 1975-03-28 | 1975-03-28 | Nouveau procede d'obtention de soude caustique a partir d'une lessive chlorurosodee, renfermant des ions sulfate, fournie par une cellule d'electrolyse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2613101A1 DE2613101A1 (de) | 1976-09-30 |
| DE2613101B2 true DE2613101B2 (de) | 1980-01-10 |
Family
ID=9153251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2613101A Withdrawn DE2613101B2 (de) | 1975-03-28 | 1976-03-26 | Verfahren zur Gewinnung von reiner Natronlauge und reinem Natriumchlorid |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4087253A (OSRAM) |
| JP (1) | JPS51120997A (OSRAM) |
| AT (1) | AT342619B (OSRAM) |
| BE (1) | BE839995A (OSRAM) |
| BR (1) | BR7601854A (OSRAM) |
| CA (1) | CA1059063A (OSRAM) |
| CH (1) | CH601107A5 (OSRAM) |
| DE (1) | DE2613101B2 (OSRAM) |
| ES (1) | ES446383A1 (OSRAM) |
| FR (1) | FR2305393A1 (OSRAM) |
| GB (1) | GB1493796A (OSRAM) |
| NL (1) | NL7603204A (OSRAM) |
| NO (1) | NO761044L (OSRAM) |
| SE (1) | SE7602694L (OSRAM) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE434862B (sv) * | 1980-01-30 | 1984-08-20 | A Betong Ab | Sett att anordna formforband for plankorsningsplattor vid overfartsstelle till jernvegsspar |
| DE3037818C2 (de) * | 1980-10-07 | 1985-08-14 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung von Natriumbisulfat |
| CH652110A5 (de) * | 1982-12-23 | 1985-10-31 | Escher Wyss Ag | Behandlung der soleabschlaemmung mit hohem na(2)so(4)- und kc1-anteil. |
| DE3302809A1 (de) * | 1983-01-28 | 1984-08-02 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zum zersetzen naoh-haltiger mehrfachsalze |
| US4702805A (en) * | 1986-03-27 | 1987-10-27 | C-I-L Inc. | Production of sodium chlorate |
| CN100358623C (zh) * | 2005-04-07 | 2008-01-02 | 凯膜过滤技术(上海)有限公司 | 均相流床反应器 |
| US7972493B2 (en) * | 2007-07-27 | 2011-07-05 | Gore Enterprise Holdings, Inc. | Filter wash for chloralkali process |
| US9737827B2 (en) * | 2012-08-13 | 2017-08-22 | Enviro Water Minerals Company, Inc. | System for removing high purity salt from a brine |
| CN103787373B (zh) * | 2014-01-28 | 2016-03-02 | 南京曙光硅烷化工有限公司 | 净化多硫化物硅烷偶联剂副产盐水的方法 |
| WO2016090259A1 (en) | 2014-12-05 | 2016-06-09 | Westlake Vinyl Corporation | System and method for purifying depleted brine |
| CN113443981A (zh) * | 2021-07-26 | 2021-09-28 | 连云港诺信食品配料有限公司 | 一种乙酸钠溶液的工业制备方法 |
| CN114477591A (zh) * | 2022-02-08 | 2022-05-13 | 青岛康景辉环境科技集团有限公司 | 一种氯化钠和氯化钾高浓废水分盐工艺 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2753242A (en) * | 1951-09-24 | 1956-07-03 | Sharples Corp | Process for the separation of sodium sulfate from an intermixture of crystals of sodium sulfate and sodium chloride |
| US3332470A (en) * | 1966-01-25 | 1967-07-25 | Chicago Bridge & Iron Co | Method for concentrating solutions |
| US3362457A (en) * | 1966-03-18 | 1968-01-09 | Chicago Bridge & Iron Co | Apparatus and method for concentrating solutions |
| CH454796A (de) * | 1966-10-17 | 1968-04-30 | Escher Wyss Ag | Verfahren und Vorrichtung zum Eindampfen einer Na2SO4 enthaltenden NaCl-Sole |
| BE790662A (fr) * | 1971-10-27 | 1973-04-27 | Dow Chemical Co | Procede de recuperation d'hydroxyde de sodium a partir d'une solution aqueuse de chlorure de sodium |
| FR2236784A1 (en) * | 1973-07-11 | 1975-02-07 | Whiting Fermont | Sodium hydroxide soln. concn. by multi-stage evapn. - with sepn. of sodium chloride from sulphate |
-
1975
- 1975-03-28 FR FR7509799A patent/FR2305393A1/fr active Granted
-
1976
- 1976-02-27 SE SE7602694A patent/SE7602694L/xx not_active Application Discontinuation
- 1976-03-24 JP JP51032371A patent/JPS51120997A/ja active Pending
- 1976-03-25 BE BE165525A patent/BE839995A/xx unknown
- 1976-03-25 US US05/670,417 patent/US4087253A/en not_active Expired - Lifetime
- 1976-03-25 CA CA248,858A patent/CA1059063A/fr not_active Expired
- 1976-03-25 NO NO761044A patent/NO761044L/no unknown
- 1976-03-26 BR BR7601854A patent/BR7601854A/pt unknown
- 1976-03-26 AT AT224676A patent/AT342619B/de not_active IP Right Cessation
- 1976-03-26 GB GB12333/76A patent/GB1493796A/en not_active Expired
- 1976-03-26 DE DE2613101A patent/DE2613101B2/de not_active Withdrawn
- 1976-03-26 ES ES446383A patent/ES446383A1/es not_active Expired
- 1976-03-26 NL NL7603204A patent/NL7603204A/xx not_active Application Discontinuation
- 1976-03-26 CH CH384576A patent/CH601107A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BE839995A (fr) | 1976-09-27 |
| DE2613101A1 (de) | 1976-09-30 |
| FR2305393A1 (fr) | 1976-10-22 |
| SE7602694L (sv) | 1976-09-29 |
| FR2305393B1 (OSRAM) | 1978-11-03 |
| JPS51120997A (en) | 1976-10-22 |
| NL7603204A (nl) | 1976-09-30 |
| ES446383A1 (es) | 1977-06-16 |
| US4087253A (en) | 1978-05-02 |
| GB1493796A (en) | 1977-11-30 |
| CH601107A5 (OSRAM) | 1978-06-30 |
| CA1059063A (fr) | 1979-07-24 |
| BR7601854A (pt) | 1976-09-28 |
| AT342619B (de) | 1978-04-10 |
| NO761044L (OSRAM) | 1976-09-29 |
| ATA224676A (de) | 1977-08-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BHN | Withdrawal |