FR2103578A1 - Pretreatment for anodizing aluminium - by application of alumina hydr coating - Google Patents

Pretreatment for anodizing aluminium - by application of alumina hydr coating

Info

Publication number
FR2103578A1
FR2103578A1 FR7130508A FR7130508A FR2103578A1 FR 2103578 A1 FR2103578 A1 FR 2103578A1 FR 7130508 A FR7130508 A FR 7130508A FR 7130508 A FR7130508 A FR 7130508A FR 2103578 A1 FR2103578 A1 FR 2103578A1
Authority
FR
France
Prior art keywords
hydr
pretreatment
alumina
coating
application
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.)
Granted
Application number
FR7130508A
Other languages
English (en)
Other versions
FR2103578B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of FR2103578A1 publication Critical patent/FR2103578A1/fr
Application granted granted Critical
Publication of FR2103578B1 publication Critical patent/FR2103578B1/fr
Granted legal-status Critical Current

Links

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
    • C25D11/16—Pretreatment, e.g. desmutting
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
FR7130508A 1970-08-28 1971-08-23 Pretreatment for anodizing aluminium - by application of alumina hydr coating Granted FR2103578A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702042789 DE2042789C3 (de) 1970-08-28 1970-08-28 Verfahren zum Einbau von Fremdstoffen in dielektrische Aluminiumoxidschichten

Publications (2)

Publication Number Publication Date
FR2103578A1 true FR2103578A1 (en) 1972-04-14
FR2103578B1 FR2103578B1 (fr) 1975-07-11

Family

ID=5781004

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7130508A Granted FR2103578A1 (en) 1970-08-28 1971-08-23 Pretreatment for anodizing aluminium - by application of alumina hydr coating

Country Status (3)

Country Link
DE (1) DE2042789C3 (fr)
FR (1) FR2103578A1 (fr)
NL (1) NL7111704A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0152990A2 (fr) * 1984-02-21 1985-08-28 North American Philips Corporation Hydratation contrôlée d'une feuille d'aluminium pour condensateur électrolytique basse tension
WO2022214745A1 (fr) 2021-04-08 2022-10-13 Psa Automobiles Sa Dispositif de creation d'un bus de tension continue pour un systeme electrique polyphase, vehicule automobile et generateur a energie renouvelable comprenant un tel dispositif
FR3134928A1 (fr) 2022-04-25 2023-10-27 Psa Automobiles Sa Dispositif formant bus de tension continue pour un systeme electrique polyphase, vehicule automobile comprenant un tel dispositif

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3531381A (en) * 1964-03-23 1970-09-29 Olin Corp Method of improving the corrosion resistance of oxidized metal surfaces

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3531381A (en) * 1964-03-23 1970-09-29 Olin Corp Method of improving the corrosion resistance of oxidized metal surfaces

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0152990A2 (fr) * 1984-02-21 1985-08-28 North American Philips Corporation Hydratation contrôlée d'une feuille d'aluminium pour condensateur électrolytique basse tension
EP0152990A3 (en) * 1984-02-21 1987-05-13 North American Philips Corporation Controlled hydration of low voltage aluminium electrolytic capacitor foil
WO2022214745A1 (fr) 2021-04-08 2022-10-13 Psa Automobiles Sa Dispositif de creation d'un bus de tension continue pour un systeme electrique polyphase, vehicule automobile et generateur a energie renouvelable comprenant un tel dispositif
FR3134928A1 (fr) 2022-04-25 2023-10-27 Psa Automobiles Sa Dispositif formant bus de tension continue pour un systeme electrique polyphase, vehicule automobile comprenant un tel dispositif

Also Published As

Publication number Publication date
DE2042789A1 (de) 1972-03-02
NL7111704A (fr) 1972-03-01
DE2042789C3 (de) 1975-10-30
FR2103578B1 (fr) 1975-07-11
DE2042789B2 (de) 1975-03-13

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Legal Events

Date Code Title Description
ST Notification of lapse