GB1451887A - Oxide layers produced on aluminium foil by anodic oxidation - Google Patents
Oxide layers produced on aluminium foil by anodic oxidationInfo
- Publication number
- GB1451887A GB1451887A GB1493675A GB1493675A GB1451887A GB 1451887 A GB1451887 A GB 1451887A GB 1493675 A GB1493675 A GB 1493675A GB 1493675 A GB1493675 A GB 1493675A GB 1451887 A GB1451887 A GB 1451887A
- Authority
- GB
- United Kingdom
- Prior art keywords
- foil
- anodic oxidation
- aluminium foil
- oxide layers
- electrolyte
- 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
- 230000003647 oxidation Effects 0.000 title abstract 2
- 238000007254 oxidation reaction Methods 0.000 title abstract 2
- 239000005030 aluminium foil Substances 0.000 title 1
- 239000011888 foil Substances 0.000 abstract 5
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 2
- 239000003990 capacitor Substances 0.000 abstract 2
- 239000003792 electrolyte Substances 0.000 abstract 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000012153 distilled water Substances 0.000 abstract 1
- 239000008151 electrolyte solution Substances 0.000 abstract 1
- 230000036571 hydration Effects 0.000 abstract 1
- 238000006703 hydration reaction Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 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
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (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)
- Chemical Treatment Of Metals (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742420375 DE2420375C3 (de) | 1974-04-26 | Verfahren zum Herstellen eines Elektrolytkondensators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1451887A true GB1451887A (en) | 1976-10-06 |
Family
ID=5914102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1493675A Expired GB1451887A (en) | 1974-04-26 | 1975-04-11 | Oxide layers produced on aluminium foil by anodic oxidation |
Country Status (4)
| Country | Link |
|---|---|
| BR (1) | BR7502489A (OSRAM) |
| FR (1) | FR2268879B3 (OSRAM) |
| GB (1) | GB1451887A (OSRAM) |
| IT (1) | IT1037415B (OSRAM) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4481083A (en) * | 1983-08-31 | 1984-11-06 | Sprague Electric Company | Process for anodizing aluminum foil |
| US7990682B2 (en) | 2006-02-09 | 2011-08-02 | Sanyo Electric Co., Ltd. | Anode element, method of manufacturing the same, and solid electrolytic capacitor |
| CN113764191A (zh) * | 2021-09-14 | 2021-12-07 | 南通海星电子股份有限公司 | 一种抑制Al（OH）3结晶生成的低压电极箔制造方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4331380C1 (de) * | 1993-09-15 | 1994-09-01 | Siemens Matsushita Components | Verfahren zum Herstellen von Anodenfolien für Hochvolt-Elektrolytkondensatoren |
-
1975
- 1975-04-11 GB GB1493675A patent/GB1451887A/en not_active Expired
- 1975-04-18 IT IT2248175A patent/IT1037415B/it active
- 1975-04-24 BR BR7503161A patent/BR7502489A/pt unknown
- 1975-04-25 FR FR7512996A patent/FR2268879B3/fr not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4481083A (en) * | 1983-08-31 | 1984-11-06 | Sprague Electric Company | Process for anodizing aluminum foil |
| US7990682B2 (en) | 2006-02-09 | 2011-08-02 | Sanyo Electric Co., Ltd. | Anode element, method of manufacturing the same, and solid electrolytic capacitor |
| CN113764191A (zh) * | 2021-09-14 | 2021-12-07 | 南通海星电子股份有限公司 | 一种抑制Al（OH）3结晶生成的低压电极箔制造方法 |
| CN113764191B (zh) * | 2021-09-14 | 2022-08-30 | 南通海星电子股份有限公司 | 一种抑制Al（OH）3结晶生成的低压电极箔制造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| BR7502489A (pt) | 1976-03-03 |
| IT1037415B (it) | 1979-11-10 |
| DE2420375A1 (de) | 1975-10-30 |
| FR2268879B3 (OSRAM) | 1978-11-10 |
| DE2420375B2 (de) | 1976-08-26 |
| FR2268879A1 (OSRAM) | 1975-11-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |