DE3368341D1 - Method of treating foil for electrolytic capacitors - Google Patents
Method of treating foil for electrolytic capacitorsInfo
- Publication number
- DE3368341D1 DE3368341D1 DE8383200519T DE3368341T DE3368341D1 DE 3368341 D1 DE3368341 D1 DE 3368341D1 DE 8383200519 T DE8383200519 T DE 8383200519T DE 3368341 T DE3368341 T DE 3368341T DE 3368341 D1 DE3368341 D1 DE 3368341D1
- Authority
- DE
- Germany
- Prior art keywords
- electrolytic capacitors
- treating foil
- foil
- treating
- electrolytic
- 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 1
- 239000011888 foil Substances 0.000 title 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
- H01G9/004—Details
- H01G9/04—Electrodes or formation of dielectric layers thereon
- H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
- H01G9/055—Etched foil electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Electrochemical Coating By Surface Reaction (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8201558A NL8201558A (nl) | 1982-04-14 | 1982-04-14 | Inrichting voor het continu meten van de capaciteit van folie voor elektrolytkondensatoren. |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3368341D1 true DE3368341D1 (en) | 1987-01-22 |
Family
ID=19839575
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8383200519T Expired DE3368341D1 (en) | 1982-04-14 | 1983-04-12 | Method of treating foil for electrolytic capacitors |
Country Status (5)
Country | Link |
---|---|
US (1) | US4497699A (de) |
EP (1) | EP0091722B1 (de) |
JP (1) | JPS58197713A (de) |
DE (1) | DE3368341D1 (de) |
NL (1) | NL8201558A (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4886552A (en) * | 1988-09-09 | 1989-12-12 | United Technologies Corporation | Method for monitoring the removal of a metallic contaminant from the surface of a metallic article |
US5582746A (en) * | 1992-12-04 | 1996-12-10 | International Business Machines Corporation | Real time measurement of etch rate during a chemical etching process |
US5788801A (en) * | 1992-12-04 | 1998-08-04 | International Business Machines Corporation | Real time measurement of etch rate during a chemical etching process |
US5338390A (en) * | 1992-12-04 | 1994-08-16 | International Business Machines Corporation | Contactless real-time in-situ monitoring of a chemical etching process |
US5573624A (en) * | 1992-12-04 | 1996-11-12 | International Business Machines Corporation | Chemical etch monitor for measuring film etching uniformity during a chemical etching process |
US5451289A (en) * | 1994-06-30 | 1995-09-19 | International Business Machines Corporation | Fixture for in-situ noncontact monitoring of wet chemical etching with passive wafer restraint |
US5516399A (en) * | 1994-06-30 | 1996-05-14 | International Business Machines Corporation | Contactless real-time in-situ monitoring of a chemical etching |
US5501766A (en) * | 1994-06-30 | 1996-03-26 | International Business Machines Corporation | Minimizing overetch during a chemical etching process |
US5480511A (en) * | 1994-06-30 | 1996-01-02 | International Business Machines Corporation | Method for contactless real-time in-situ monitoring of a chemical etching process |
US5445705A (en) * | 1994-06-30 | 1995-08-29 | International Business Machines Corporation | Method and apparatus for contactless real-time in-situ monitoring of a chemical etching process |
US5489361A (en) * | 1994-06-30 | 1996-02-06 | International Business Machines Corporation | Measuring film etching uniformity during a chemical etching process |
US5715133A (en) * | 1995-06-21 | 1998-02-03 | Philips Electronics North America Corporation | Method of producing aluminum foil for electrolytic capacitors and product thereof |
US6726825B2 (en) | 2000-04-07 | 2004-04-27 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for manufacturing positive electrode foil of aluminum electrolytic capacitor |
DE102005040296B4 (de) * | 2005-08-21 | 2007-06-14 | Hahn-Meitner-Institut Berlin Gmbh | Messverfahren zur in-situ-Kontrolle des chemischen Ätzvorgangs von latenten Ionenspuren |
JP1595451S (de) * | 2017-06-20 | 2018-01-22 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2832734A (en) * | 1952-02-14 | 1958-04-29 | Leeds & Northrup Co | Coulometric systems |
US2928774A (en) * | 1953-08-31 | 1960-03-15 | Standard Oil Co | Automatic titration system |
DE2246421C3 (de) * | 1972-09-21 | 1978-05-11 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren zum kontinuierlichen Bestimmen der Güte einer Aluminiumfolie und Vorrichtung zur Durchführung des Verfahrens |
DE2434154B2 (de) * | 1974-07-16 | 1977-07-07 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur kontinuierlichen bestimmung der qualitaet von einer in wanderbaedern formierten aluminiumfolie fuer elektrolytkondensatoren |
DE2458501A1 (de) * | 1974-12-11 | 1976-06-16 | Philips Patentverwaltung | Verfahren und anordnung zur messung der kapazitaetsausbeute |
US4095176A (en) * | 1976-10-06 | 1978-06-13 | S.A Texaco Belgium N.V. | Method and apparatus for evaluating corrosion protection |
CH617508A5 (de) * | 1976-12-24 | 1980-05-30 | Eric Robert | |
JPS57126126A (en) * | 1981-01-29 | 1982-08-05 | Yoshiyuki Okamoto | Method of etching aluminum foil for electrolytic condenser |
US4343686A (en) * | 1981-02-27 | 1982-08-10 | Sprague Electric Company | Method for controlling etching of electrolytic capacitor foil |
-
1982
- 1982-04-14 NL NL8201558A patent/NL8201558A/nl not_active Application Discontinuation
-
1983
- 1983-03-28 US US06/479,595 patent/US4497699A/en not_active Expired - Fee Related
- 1983-04-12 EP EP83200519A patent/EP0091722B1/de not_active Expired
- 1983-04-12 JP JP58063113A patent/JPS58197713A/ja active Granted
- 1983-04-12 DE DE8383200519T patent/DE3368341D1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4497699A (en) | 1985-02-05 |
JPS58197713A (ja) | 1983-11-17 |
NL8201558A (nl) | 1983-11-01 |
EP0091722A1 (de) | 1983-10-19 |
JPH0257695B2 (de) | 1990-12-05 |
EP0091722B1 (de) | 1986-12-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL |
|
8339 | Ceased/non-payment of the annual fee |