DE1496997C3 - Verfahren zur elektrolytischen Herstellung von Elektroden aus Tantal, Niob, Aluminium oder dergleichen, für Elektrolytkondensatoren - Google Patents
Verfahren zur elektrolytischen Herstellung von Elektroden aus Tantal, Niob, Aluminium oder dergleichen, für ElektrolytkondensatorenInfo
- Publication number
- DE1496997C3 DE1496997C3 DE19651496997 DE1496997A DE1496997C3 DE 1496997 C3 DE1496997 C3 DE 1496997C3 DE 19651496997 DE19651496997 DE 19651496997 DE 1496997 A DE1496997 A DE 1496997A DE 1496997 C3 DE1496997 C3 DE 1496997C3
- Authority
- DE
- Germany
- Prior art keywords
- electrolytic
- capacitors
- electrodes
- niobium
- tantalum
- 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
Links
- 239000003990 capacitor Substances 0.000 title claims description 23
- 238000000034 method Methods 0.000 title claims description 15
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 229910052782 aluminium Inorganic materials 0.000 title claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims description 4
- 229910052758 niobium Inorganic materials 0.000 title claims description 4
- 239000010955 niobium Substances 0.000 title claims description 4
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 title claims description 4
- 229910052715 tantalum Inorganic materials 0.000 title claims description 4
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 title claims description 4
- 239000003792 electrolyte Substances 0.000 claims description 8
- 239000007772 electrode material Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- -1 nitrate ions Chemical class 0.000 description 4
- 230000001427 coherent effect Effects 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000002407 reforming Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 238000005370 electroosmosis Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/0029—Processes of manufacture
- H01G9/0032—Processes of manufacture formation of the dielectric layer
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/16—Pretreatment, e.g. desmutting
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/26—Anodisation of refractory metals or alloys based thereon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Inorganic Insulating Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES0096530 | 1965-04-14 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1496997A1 DE1496997A1 (de) | 1970-01-08 |
| DE1496997B2 DE1496997B2 (de) | 1971-07-01 |
| DE1496997C3 true DE1496997C3 (de) | 1974-11-14 |
Family
ID=7520139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19651496997 Expired DE1496997C3 (de) | 1965-04-14 | 1965-04-14 | Verfahren zur elektrolytischen Herstellung von Elektroden aus Tantal, Niob, Aluminium oder dergleichen, für Elektrolytkondensatoren |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT260385B (Direct) |
| BE (1) | BE679524A (Direct) |
| CH (1) | CH467869A (Direct) |
| DE (1) | DE1496997C3 (Direct) |
| ES (1) | ES325480A1 (Direct) |
| GB (1) | GB1101296A (Direct) |
| NL (1) | NL6604402A (Direct) |
-
1965
- 1965-04-14 DE DE19651496997 patent/DE1496997C3/de not_active Expired
-
1966
- 1966-04-01 NL NL6604402A patent/NL6604402A/xx unknown
- 1966-04-12 CH CH531166A patent/CH467869A/de unknown
- 1966-04-12 AT AT346466A patent/AT260385B/de active
- 1966-04-13 GB GB1611066A patent/GB1101296A/en not_active Expired
- 1966-04-13 ES ES0325480A patent/ES325480A1/es not_active Expired
- 1966-04-14 BE BE679524D patent/BE679524A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1496997B2 (de) | 1971-07-01 |
| NL6604402A (Direct) | 1966-10-17 |
| CH467869A (de) | 1969-01-31 |
| DE1496997A1 (de) | 1970-01-08 |
| AT260385B (de) | 1968-03-11 |
| BE679524A (Direct) | 1966-10-14 |
| GB1101296A (en) | 1968-01-31 |
| ES325480A1 (es) | 1967-02-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E771 | Valid patent as to the heymanns-index 1977, willingness to grant licences | ||
| EHJ | Ceased/non-payment of the annual fee |