DE69203316T2 - Wiedergewinnung von polaren aprotischen Lösungsmitteln aus ihren wässrigen Salzlösungen. - Google Patents
Wiedergewinnung von polaren aprotischen Lösungsmitteln aus ihren wässrigen Salzlösungen.Info
- Publication number
- DE69203316T2 DE69203316T2 DE69203316T DE69203316T DE69203316T2 DE 69203316 T2 DE69203316 T2 DE 69203316T2 DE 69203316 T DE69203316 T DE 69203316T DE 69203316 T DE69203316 T DE 69203316T DE 69203316 T2 DE69203316 T2 DE 69203316T2
- Authority
- DE
- Germany
- Prior art keywords
- solution
- brine
- polar aprotic
- electrodialysis
- water
- 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 - Fee Related
Links
- 239000012266 salt solution Substances 0.000 title claims description 6
- 239000003880 polar aprotic solvent Substances 0.000 title claims 4
- 238000011084 recovery Methods 0.000 title description 2
- 238000000034 method Methods 0.000 claims description 22
- 238000000909 electrodialysis Methods 0.000 claims description 19
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N dimethyl sulfoxide Natural products CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 17
- 239000000243 solution Substances 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 150000003839 salts Chemical class 0.000 claims description 14
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 11
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 3
- 239000011707 mineral Substances 0.000 claims description 3
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical group [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 claims 1
- 150000001447 alkali salts Chemical class 0.000 claims 1
- 238000011033 desalting Methods 0.000 claims 1
- 239000012267 brine Substances 0.000 description 22
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 22
- 239000002798 polar solvent Substances 0.000 description 13
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 10
- 239000007864 aqueous solution Substances 0.000 description 8
- 239000002253 acid Substances 0.000 description 7
- 238000010612 desalination reaction Methods 0.000 description 7
- 239000011701 zinc Substances 0.000 description 7
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 6
- 238000004821 distillation Methods 0.000 description 6
- 239000011780 sodium chloride Substances 0.000 description 6
- 229910052725 zinc Inorganic materials 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- QMMFVYPAHWMCMS-UHFFFAOYSA-N Dimethyl sulfide Chemical compound CSC QMMFVYPAHWMCMS-UHFFFAOYSA-N 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000000 metal hydroxide Inorganic materials 0.000 description 2
- 150000004692 metal hydroxides Chemical class 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 230000020477 pH reduction Effects 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004246 zinc acetate Substances 0.000 description 2
- UGZADUVQMDAIAO-UHFFFAOYSA-L zinc hydroxide Chemical compound [OH-].[OH-].[Zn+2] UGZADUVQMDAIAO-UHFFFAOYSA-L 0.000 description 2
- 229910021511 zinc hydroxide Inorganic materials 0.000 description 2
- 229940007718 zinc hydroxide Drugs 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- -1 Zn2+ Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 159000000011 group IA salts Chemical class 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 235000011007 phosphoric acid Nutrition 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000010344 sodium nitrate Nutrition 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 150000003751 zinc Chemical class 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/422—Electrodialysis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/44—Ion-selective electrodialysis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/70—Organic acids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/18—Details relating to membrane separation process operations and control pH control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/24—Quality control
- B01D2311/246—Concentration control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
Landscapes
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- Urology & Nephrology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrrole Compounds (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9112135A FR2682045B1 (fr) | 1991-10-02 | 1991-10-02 | Recuperation des solvants polaires aprotiques a partir de leurs solutions aqueuses salines. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69203316D1 DE69203316D1 (de) | 1995-08-10 |
| DE69203316T2 true DE69203316T2 (de) | 1996-02-01 |
Family
ID=9417518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69203316T Expired - Fee Related DE69203316T2 (de) | 1991-10-02 | 1992-09-23 | Wiedergewinnung von polaren aprotischen Lösungsmitteln aus ihren wässrigen Salzlösungen. |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US5458751A (en:Method) |
| EP (1) | EP0536021B1 (en:Method) |
| JP (1) | JPH0829226B2 (en:Method) |
| KR (1) | KR960000014B1 (en:Method) |
| CN (1) | CN1032241C (en:Method) |
| AR (1) | AR246443A1 (en:Method) |
| AT (1) | ATE124633T1 (en:Method) |
| AU (1) | AU666870B2 (en:Method) |
| BR (1) | BR9203791A (en:Method) |
| CA (1) | CA2079617C (en:Method) |
| DE (1) | DE69203316T2 (en:Method) |
| DK (1) | DK0536021T3 (en:Method) |
| ES (1) | ES2075653T3 (en:Method) |
| FR (1) | FR2682045B1 (en:Method) |
| GR (1) | GR3017602T3 (en:Method) |
| MX (1) | MX9205633A (en:Method) |
| TW (1) | TW229195B (en:Method) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2769625B1 (fr) * | 1997-10-15 | 1999-11-12 | Atochem Elf Sa | Dessalement de solutions aqueuses de sulfonamides |
| JP5909190B2 (ja) * | 2009-11-04 | 2016-04-26 | カウンスィル オブ サイエンティフィック アンド インダストリアル リサーチＣｏｕｎｃｉｌ Ｏｆ Ｓｃｉｅｎｔｉｆｉｃ ＆ Ｉｎｄｕｓｔｒｉａｌ Ｒｅｓｅａｒｃｈ | 工業廃水からのジメチルスルホキシド（ｄｍｓｏ）溶媒の回収のための電気透析−蒸留ハイブリッドプロセス |
| CN104787861B (zh) * | 2015-04-23 | 2016-11-23 | 中国科学技术大学 | 一种同时提取与回收金属元素以及功能有机化合物的电萃取工艺 |
| KR102469913B1 (ko) * | 2017-04-12 | 2022-11-23 | 도오레 화인케미칼 가부시키가이샤 | 디메틸술폭시드를 증류하는 방법, 및 다단식 증류탑 |
| WO2021080370A2 (ko) | 2019-10-23 | 2021-04-29 | 고려대학교 산학협력단 | 용매 추출법을 통한 담수화 장치 및 그를 이용한 담수화 방법 |
| BR112023000494A2 (pt) * | 2020-07-10 | 2023-03-28 | Aquafortus Tech Limited | Solução de recuperação de sal e processos de uso da mesma |
| CN118891232A (zh) | 2021-12-22 | 2024-11-01 | 纽约州州立大学研究基金会 | 用于电化学海洋碱度增强的系统和方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CS169049B1 (en:Method) * | 1973-07-24 | 1976-06-29 | ||
| JPS5323878A (en) * | 1976-08-18 | 1978-03-04 | Nippon Steel Corp | Purifying method for electrodialysis membrane |
| DE3446695A1 (de) * | 1984-12-21 | 1986-06-26 | Basf Ag, 6700 Ludwigshafen | Verfahren zur aufkonzentrierung waessriger loesungen von organischen verbindungen, die salze enthalten, unter gleichzeitiger verringerung des salzgehaltes |
| US4802968A (en) * | 1988-01-29 | 1989-02-07 | International Business Machines Corporation | RF plasma processing apparatus |
| DE3831848A1 (de) * | 1988-09-20 | 1990-03-29 | Basf Ag | Verfahren zur abtrennung von salzen mittels elektrodialyse |
| DE3903024A1 (de) * | 1989-02-02 | 1990-08-16 | Hoechst Ag | Verfahren zur entsalzung von loesemittelhaltigen elektrolytloesungen durch elektrodialyse |
| SU1757725A1 (ru) * | 1989-09-29 | 1992-08-30 | Научно-Производственное Объединение "Ниихиммаш" | Способ снижени солесодержани водных растворов и мембранный аппарат дл его осуществлени |
-
1991
- 1991-10-02 FR FR9112135A patent/FR2682045B1/fr not_active Expired - Fee Related
-
1992
- 1992-09-23 ES ES92402612T patent/ES2075653T3/es not_active Expired - Lifetime
- 1992-09-23 DE DE69203316T patent/DE69203316T2/de not_active Expired - Fee Related
- 1992-09-23 EP EP92402612A patent/EP0536021B1/fr not_active Expired - Lifetime
- 1992-09-23 DK DK92402612.3T patent/DK0536021T3/da active
- 1992-09-23 AT AT92402612T patent/ATE124633T1/de not_active IP Right Cessation
- 1992-09-29 BR BR929203791A patent/BR9203791A/pt not_active IP Right Cessation
- 1992-09-30 CN CN92112093A patent/CN1032241C/zh not_active Expired - Fee Related
- 1992-09-30 AR AR92323315A patent/AR246443A1/es active
- 1992-10-01 CA CA002079617A patent/CA2079617C/fr not_active Expired - Fee Related
- 1992-10-01 MX MX9205633A patent/MX9205633A/es not_active IP Right Cessation
- 1992-10-01 TW TW081107827A patent/TW229195B/zh active
- 1992-10-02 JP JP4264910A patent/JPH0829226B2/ja not_active Expired - Fee Related
- 1992-10-02 KR KR1019920018144A patent/KR960000014B1/ko not_active Expired - Fee Related
- 1992-10-02 AU AU26180/92A patent/AU666870B2/en not_active Ceased
-
1994
- 1994-08-08 US US08/286,256 patent/US5458751A/en not_active Expired - Fee Related
-
1995
- 1995-10-02 GR GR950402715T patent/GR3017602T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0536021A1 (fr) | 1993-04-07 |
| CA2079617C (fr) | 1999-02-16 |
| CN1071099A (zh) | 1993-04-21 |
| EP0536021B1 (fr) | 1995-07-05 |
| DE69203316D1 (de) | 1995-08-10 |
| US5458751A (en) | 1995-10-17 |
| AU666870B2 (en) | 1996-02-29 |
| AU2618092A (en) | 1993-04-08 |
| MX9205633A (es) | 1993-05-01 |
| TW229195B (en:Method) | 1994-09-01 |
| ATE124633T1 (de) | 1995-07-15 |
| JPH0829226B2 (ja) | 1996-03-27 |
| AR246443A1 (es) | 1994-08-31 |
| BR9203791A (pt) | 1993-04-27 |
| KR960000014B1 (ko) | 1996-01-03 |
| CA2079617A1 (fr) | 1993-04-03 |
| DK0536021T3 (da) | 1995-11-27 |
| KR930007816A (ko) | 1993-05-20 |
| FR2682045B1 (fr) | 1993-12-10 |
| JPH0739727A (ja) | 1995-02-10 |
| FR2682045A1 (fr) | 1993-04-09 |
| ES2075653T3 (es) | 1995-10-01 |
| CN1032241C (zh) | 1996-07-10 |
| GR3017602T3 (en) | 1996-01-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8328 | Change in the person/name/address of the agent |
Representative=s name: PATENTANWAELTE GESTHUYSEN, VON ROHR & EGGERT, 45128 |
|
| 8339 | Ceased/non-payment of the annual fee |