IT1037415B - Procedimento per formare strati di ossido su foglie di alluminio - Google Patents

Procedimento per formare strati di ossido su foglie di alluminio

Info

Publication number
IT1037415B
IT1037415B IT2248175A IT2248175A IT1037415B IT 1037415 B IT1037415 B IT 1037415B IT 2248175 A IT2248175 A IT 2248175A IT 2248175 A IT2248175 A IT 2248175A IT 1037415 B IT1037415 B IT 1037415B
Authority
IT
Italy
Prior art keywords
procedure
oxide layers
forming oxide
aluminum leaves
leaves
Prior art date
Application number
IT2248175A
Other languages
English (en)
Italian (it)
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
Priority claimed from DE19742420375 external-priority patent/DE2420375C3/de
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT1037415B publication Critical patent/IT1037415B/it

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
    • C25D11/06—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)
IT2248175A 1974-04-26 1975-04-18 Procedimento per formare strati di ossido su foglie di alluminio IT1037415B (it)

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
IT1037415B true IT1037415B (it) 1979-11-10

Family

ID=5914102

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2248175A IT1037415B (it) 1974-04-26 1975-04-18 Procedimento per formare strati di ossido su foglie di alluminio

Country Status (4)

Country Link
BR (1) BR7502489A (OSRAM)
FR (1) FR2268879B3 (OSRAM)
GB (1) GB1451887A (OSRAM)
IT (1) IT1037415B (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4481083A (en) * 1983-08-31 1984-11-06 Sprague Electric Company Process for anodizing aluminum foil
DE4331380C1 (de) * 1993-09-15 1994-09-01 Siemens Matsushita Components Verfahren zum Herstellen von Anodenfolien für Hochvolt-Elektrolytkondensatoren
JP4650833B2 (ja) 2006-02-09 2011-03-16 三洋電機株式会社 陽極体とその製造方法、および固体電解コンデンサ
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
DE2420375A1 (de) 1975-10-30
FR2268879B3 (OSRAM) 1978-11-10
DE2420375B2 (de) 1976-08-26
FR2268879A1 (OSRAM) 1975-11-21
GB1451887A (en) 1976-10-06

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