BE554845A - - Google Patents
Info
- Publication number
- BE554845A BE554845A BE554845A BE554845A BE554845A BE 554845 A BE554845 A BE 554845A BE 554845 A BE554845 A BE 554845A BE 554845 A BE554845 A BE 554845A BE 554845 A BE554845 A BE 554845A
- Authority
- BE
- Belgium
- Prior art keywords
- compartments
- exchange membrane
- solutions
- membrane
- electrolyte
- Prior art date
Links
- 239000000243 solution Substances 0.000 claims description 38
- 239000012528 membrane Substances 0.000 claims description 25
- 239000003792 electrolyte Substances 0.000 claims description 24
- 238000005341 cation exchange Methods 0.000 claims description 19
- 150000001450 anions Chemical class 0.000 claims description 18
- 239000003011 anion exchange membrane Substances 0.000 claims description 17
- 150000001768 cations Chemical class 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 239000002904 solvent Substances 0.000 claims description 11
- 239000008151 electrolyte solution Substances 0.000 claims description 10
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 8
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 6
- 235000011152 sodium sulphate Nutrition 0.000 claims description 6
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 claims description 5
- 238000000909 electrodialysis Methods 0.000 claims description 5
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 3
- 239000003957 anion exchange resin Substances 0.000 claims description 2
- 239000003729 cation exchange resin Substances 0.000 claims description 2
- 239000003014 ion exchange membrane Substances 0.000 claims description 2
- 239000000047 product Substances 0.000 description 27
- 150000002500 ions Chemical class 0.000 description 17
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 239000007788 liquid Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 4
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229940021013 electrolyte solution Drugs 0.000 description 3
- PXLIDIMHPNPGMH-UHFFFAOYSA-N sodium chromate Chemical compound [Na+].[Na+].[O-][Cr]([O-])(=O)=O PXLIDIMHPNPGMH-UHFFFAOYSA-N 0.000 description 3
- 238000005349 anion exchange Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000003411 electrode reaction Methods 0.000 description 2
- INHCSSUBVCNVSK-UHFFFAOYSA-L lithium sulfate Chemical compound [Li+].[Li+].[O-]S([O-])(=O)=O INHCSSUBVCNVSK-UHFFFAOYSA-L 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 125000000542 sulfonic acid group Chemical group 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920012485 Plasticized Polyvinyl chloride Polymers 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229940023913 cation exchange resins Drugs 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- -1 hydroxyl ions Chemical class 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 150000008040 ionic compounds Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 230000003068 static effect Effects 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
- B01D61/423—Electrodialysis comprising multiple electrodialysis steps
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE554845A BE554845A (de) | 1956-02-13 | 1957-02-08 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB554845X | 1956-02-13 | ||
| BE554845A BE554845A (de) | 1956-02-13 | 1957-02-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE554845A true BE554845A (de) | 1957-02-28 |
Family
ID=179151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE554845A BE554845A (de) | 1956-02-13 | 1957-02-08 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE554845A (de) |
-
1957
- 1957-02-08 BE BE554845A patent/BE554845A/fr unknown
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