ATE209709T1 - Verfahren zur elektrolytischen regeneration verunreinigter rhodiumlösungen - Google Patents
Verfahren zur elektrolytischen regeneration verunreinigter rhodiumlösungenInfo
- Publication number
- ATE209709T1 ATE209709T1 AT99910109T AT99910109T ATE209709T1 AT E209709 T1 ATE209709 T1 AT E209709T1 AT 99910109 T AT99910109 T AT 99910109T AT 99910109 T AT99910109 T AT 99910109T AT E209709 T1 ATE209709 T1 AT E209709T1
- Authority
- AT
- Austria
- Prior art keywords
- rhodium
- solution
- solutions
- cathode area
- hexavalent
- Prior art date
Links
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical class [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 title abstract 10
- 238000000034 method Methods 0.000 title abstract 2
- 230000008929 regeneration Effects 0.000 title 1
- 238000011069 regeneration method Methods 0.000 title 1
- 229910052703 rhodium Inorganic materials 0.000 abstract 9
- 239000010948 rhodium Substances 0.000 abstract 9
- 239000000243 solution Substances 0.000 abstract 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 2
- 239000012670 alkaline solution Substances 0.000 abstract 2
- 238000005868 electrolysis reaction Methods 0.000 abstract 2
- 239000003014 ion exchange membrane Substances 0.000 abstract 2
- 230000001172 regenerating effect Effects 0.000 abstract 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- SONJTKJMTWTJCT-UHFFFAOYSA-K rhodium(iii) chloride Chemical compound [Cl-].[Cl-].[Cl-].[Rh+3] SONJTKJMTWTJCT-UHFFFAOYSA-K 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/16—Regeneration of process solutions
- C25D21/18—Regeneration of process solutions 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)
- Manufacture And Refinement Of Metals (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19804534A DE19804534C1 (de) | 1998-02-05 | 1998-02-05 | Verfahren zur elektrolytischen Regeneration verunreinigter Rhodiumlösungen |
| PCT/DE1999/000316 WO1999040238A2 (de) | 1998-02-05 | 1999-02-05 | Verfahren zur elektrolytischen regeneration verunreinigter rhodiumlösungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE209709T1 true ATE209709T1 (de) | 2001-12-15 |
Family
ID=7856724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT99910109T ATE209709T1 (de) | 1998-02-05 | 1999-02-05 | Verfahren zur elektrolytischen regeneration verunreinigter rhodiumlösungen |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1051541B1 (de) |
| AT (1) | ATE209709T1 (de) |
| AU (1) | AU2920599A (de) |
| DE (2) | DE19804534C1 (de) |
| WO (1) | WO1999040238A2 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI818791B (zh) * | 2022-11-02 | 2023-10-11 | 環球晶圓股份有限公司 | 化學鍍鎳液之處理系統及處理方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB662299A (en) * | 1949-07-08 | 1951-12-05 | Mond Nickel Co Ltd | A process for the purification of rhodium |
| US3375179A (en) * | 1964-10-29 | 1968-03-26 | Litton Systems Inc | Method of anodizing beryllium and product thereof |
| GB1144716A (en) * | 1966-03-29 | 1969-03-05 | Ustav Nerostnych Surovin | Method of producing rhodium concentrates |
| GB1491521A (en) * | 1975-01-07 | 1977-11-09 | Swarsab Mining | Separation and purification of rhodium |
| ZA775358B (en) * | 1977-09-06 | 1979-04-25 | Nat Inst Metallurg | The recovery and purification of rhodium |
| FR2616810B1 (fr) * | 1987-03-25 | 1989-08-18 | Rhone Poulenc Sante | Procede electrochimique pour recuperer le rhodium metallique a partir de solutions aqueuses de catalyseurs usages |
-
1998
- 1998-02-05 DE DE19804534A patent/DE19804534C1/de not_active Expired - Fee Related
-
1999
- 1999-02-05 AU AU29205/99A patent/AU2920599A/en not_active Abandoned
- 1999-02-05 WO PCT/DE1999/000316 patent/WO1999040238A2/de not_active Ceased
- 1999-02-05 DE DE59900461T patent/DE59900461D1/de not_active Expired - Fee Related
- 1999-02-05 AT AT99910109T patent/ATE209709T1/de not_active IP Right Cessation
- 1999-02-05 EP EP99910109A patent/EP1051541B1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| AU2920599A (en) | 1999-08-23 |
| WO1999040238A2 (de) | 1999-08-12 |
| EP1051541A2 (de) | 2000-11-15 |
| DE19804534C1 (de) | 1999-06-24 |
| WO1999040238A3 (de) | 1999-09-30 |
| DE59900461D1 (de) | 2002-01-10 |
| HK1034544A1 (en) | 2001-10-26 |
| EP1051541B1 (de) | 2001-11-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| REN | Ceased due to non-payment of the annual fee |