ES2143283T3 - Procedimiento de fabricacion de una solucion de hidroxido de sodio. - Google Patents
Procedimiento de fabricacion de una solucion de hidroxido de sodio.Info
- Publication number
- ES2143283T3 ES2143283T3 ES97203255T ES97203255T ES2143283T3 ES 2143283 T3 ES2143283 T3 ES 2143283T3 ES 97203255 T ES97203255 T ES 97203255T ES 97203255 T ES97203255 T ES 97203255T ES 2143283 T3 ES2143283 T3 ES 2143283T3
- Authority
- ES
- Spain
- Prior art keywords
- sodium hydroxide
- hydroxide solution
- manufacturing procedure
- compartment
- cationic
- 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 - Lifetime
Links
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 title abstract 9
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 4
- 239000012528 membrane Substances 0.000 abstract 4
- 238000000909 electrodialysis Methods 0.000 abstract 2
- 229910000029 sodium carbonate Inorganic materials 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 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
- C25B1/14—Alkali metal compounds
- C25B1/16—Hydroxides
-
- 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
- B01D61/445—Ion-selective electrodialysis with bipolar membranes; Water splitting
-
- 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
-
- 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
- C01D1/28—Purification; Separation
- C01D1/38—Purification; Separation by dialysis
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Urology & Nephrology (AREA)
- Health & Medical Sciences (AREA)
- Electrochemistry (AREA)
- Metallurgy (AREA)
- General Health & Medical Sciences (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
PROCEDIMIENTO DE FABRICACION DE HIDROXIDO DE SODIO POR ELECTRODIALISIS DE CARBONATO DE SODIO EN UNA CELULA DE ELECTRODIALISIS (1) DE TRES COMPARTIMIENTOS (9, 10, 11). SEGUN LA INVENCION, SE INTRODUCE UNA SOLUCION ACUOSA DE CARBONATO DE SODIO (12) EN UN COMPARTIMIENTO (10) DE LA CELULA, DELIMITADO ENTRE DOS MEMBRANAS CATIONICAS (3, 4), SE INTRODUCE UN ACIDO (13) EN OTRO COMPARTIMIENTO (9), DELIMITADO ENTRE UNA DE LAS MEMBRANAS CATIONICAS (3) Y UNA CARA CATIONICA (8) DE UNA MEMBRANA BIPOLAR (2), Y SE EXTRAE UNA SOLUCION ACUOSA DE HIDROXIDO DE SODIO (15) DE UN COMPARTIMIENTO (11) ADYACENTE A UNA CARA ANIONICA (7'') DE LA MEMBRANA BIPOLAR (2'').
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT96MI002273A IT1287127B1 (it) | 1996-10-31 | 1996-10-31 | Procedimento di fabbricazione di una soluzione acquosa di idrossido di sodio |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2143283T3 true ES2143283T3 (es) | 2000-05-01 |
Family
ID=11375136
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES97203255T Expired - Lifetime ES2143283T3 (es) | 1996-10-31 | 1997-10-17 | Procedimiento de fabricacion de una solucion de hidroxido de sodio. |
Country Status (12)
Country | Link |
---|---|
US (1) | US5888368A (es) |
EP (1) | EP0839570B1 (es) |
JP (1) | JPH10152790A (es) |
AT (1) | ATE188394T1 (es) |
CA (1) | CA2217792A1 (es) |
CZ (1) | CZ346297A3 (es) |
DE (1) | DE69701081T2 (es) |
ES (1) | ES2143283T3 (es) |
HU (1) | HU220418B1 (es) |
IT (1) | IT1287127B1 (es) |
NO (1) | NO975005L (es) |
PL (1) | PL322919A1 (es) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7847344B2 (en) * | 2002-07-08 | 2010-12-07 | Micron Technology, Inc. | Memory utilizing oxide-nitride nanolaminates |
WO2007025280A2 (en) * | 2005-08-25 | 2007-03-01 | Ceramatec, Inc. | Electrochemical cell for the production of synthesis gas using atmospheric air and water |
US7604724B2 (en) * | 2007-07-03 | 2009-10-20 | Aristos Energy Inc. | Method for sour gas treatment |
US9010869B2 (en) | 2011-12-23 | 2015-04-21 | Solvay Sa | Solution mining of ore containing sodium carbonate and bicarbonate |
WO2020223804A1 (en) * | 2019-05-05 | 2020-11-12 | The Governing Council Of The University Of Toronto | Conversion of carbonate into syngas or c2+ products in electrolysis cell |
WO2021144042A1 (en) | 2020-01-15 | 2021-07-22 | Shell Internationale Research Maatschappij B.V. | Water treatment process |
KR102656514B1 (ko) * | 2024-02-29 | 2024-04-11 | 한국화학연구원 | 전기투석 스택내에서 알칼리금속 황산염의 처리 및 수소, 황산, 알칼리금속 수산화물과 고부가가치 화합물 동시생산이 가능한 전기화학적 방법 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4238305A (en) * | 1979-10-29 | 1980-12-09 | Allied Chemical Corporation | Electrodialytic process for the conversion of impure soda values to sodium hydroxide and carbon dioxide |
US4636289A (en) * | 1983-05-02 | 1987-01-13 | Allied Corporation | Solution mining of sodium minerals with acids generated by electrodialytic water splitting |
US4536269A (en) * | 1983-05-02 | 1985-08-20 | Allied Corporation | Multichamber two-compartment electrodialytic water splitter and method of using same for acidification of aqueous soluble salts |
US4592817A (en) * | 1984-12-03 | 1986-06-03 | Allied Corporation | Electrodialytic water splitting process for gaseous products |
BE1005716A3 (fr) * | 1992-03-09 | 1993-12-28 | Solvay | Procede de fabricatiion d'hydroxyde de sodium. |
BE1006054A3 (fr) * | 1992-07-03 | 1994-05-03 | Solvay | Procede de fabrication d'une solution aqueuse d'hydroxyde de sodium. |
BE1008471A3 (fr) * | 1994-07-05 | 1996-05-07 | Solvay | Membrane bipolaire et procede de fabrication d'une membrane bipolaire. |
-
1996
- 1996-10-31 IT IT96MI002273A patent/IT1287127B1/it active IP Right Grant
-
1997
- 1997-10-17 DE DE69701081T patent/DE69701081T2/de not_active Expired - Fee Related
- 1997-10-17 EP EP97203255A patent/EP0839570B1/fr not_active Expired - Lifetime
- 1997-10-17 ES ES97203255T patent/ES2143283T3/es not_active Expired - Lifetime
- 1997-10-17 AT AT97203255T patent/ATE188394T1/de not_active IP Right Cessation
- 1997-10-28 JP JP9295645A patent/JPH10152790A/ja active Pending
- 1997-10-29 US US08/959,854 patent/US5888368A/en not_active Expired - Fee Related
- 1997-10-30 HU HU9701780A patent/HU220418B1/hu not_active IP Right Cessation
- 1997-10-30 PL PL97322919A patent/PL322919A1/xx unknown
- 1997-10-30 NO NO975005A patent/NO975005L/no not_active Application Discontinuation
- 1997-10-30 CA CA002217792A patent/CA2217792A1/fr not_active Abandoned
- 1997-10-31 CZ CZ973462A patent/CZ346297A3/cs unknown
Also Published As
Publication number | Publication date |
---|---|
HU220418B1 (hu) | 2002-01-28 |
CZ346297A3 (cs) | 1998-07-15 |
HUP9701780A2 (hu) | 1999-05-28 |
CA2217792A1 (fr) | 1998-04-30 |
JPH10152790A (ja) | 1998-06-09 |
HUP9701780A3 (en) | 2000-06-28 |
HU9701780D0 (en) | 1997-12-29 |
US5888368A (en) | 1999-03-30 |
EP0839570A3 (fr) | 1998-05-20 |
EP0839570B1 (fr) | 2000-01-05 |
ITMI962273A1 (it) | 1998-05-01 |
DE69701081T2 (de) | 2000-08-24 |
NO975005L (no) | 1998-05-04 |
DE69701081D1 (de) | 2000-02-10 |
ATE188394T1 (de) | 2000-01-15 |
EP0839570A2 (fr) | 1998-05-06 |
PL322919A1 (en) | 1998-05-11 |
NO975005D0 (no) | 1997-10-30 |
IT1287127B1 (it) | 1998-08-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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