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AT196525B - Process for the production of heavily roughened aluminum foils for electrolytic capacitors - Google Patents

Process for the production of heavily roughened aluminum foils for electrolytic capacitors

Info

Publication number
AT196525B
AT196525B AT196525DA AT196525B AT 196525 B AT196525 B AT 196525B AT 196525D A AT196525D A AT 196525DA AT 196525 B AT196525 B AT 196525B
Authority
AT
Austria
Prior art keywords
production
electrolytic capacitors
aluminum foils
roughened aluminum
heavily roughened
Prior art date
Application number
Other languages
German (de)
Original Assignee
Aluminium Walzwerke Singen
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 Aluminium Walzwerke Singen filed Critical Aluminium Walzwerke Singen
Application granted granted Critical
Publication of AT196525B publication Critical patent/AT196525B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F3/00—Electrolytic etching or polishing
    • C25F3/02—Etching
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical Treatment Of Metals (AREA)
  • ing And Chemical Polishing (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
AT196525D 1954-07-28 1955-07-25 Process for the production of heavily roughened aluminum foils for electrolytic capacitors AT196525B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA20846A DE1033781B (en) 1954-07-28 1954-07-28 Process for the production of chemically or electrochemically strongly roughened aluminum surfaces for electrolytic capacitors

Publications (1)

Publication Number Publication Date
AT196525B true AT196525B (en) 1958-03-25

Family

ID=6924782

Family Applications (1)

Application Number Title Priority Date Filing Date
AT196525D AT196525B (en) 1954-07-28 1955-07-25 Process for the production of heavily roughened aluminum foils for electrolytic capacitors

Country Status (6)

Country Link
US (1) US2912369A (en)
AT (1) AT196525B (en)
BE (1) BE540125A (en)
DE (1) DE1033781B (en)
DK (1) DK86151C (en)
FR (1) FR1128255A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1155540B (en) * 1962-04-09 1963-10-10 Siemens Ag Process for the production of aluminum electrodes for electrolytic capacitors
FR2438163B1 (en) * 1978-10-05 1985-09-27 Joud Fernand Robert PERFORMANCE INTERNAL COMBUSTION ENGINE
JPS6227192A (en) * 1985-07-26 1987-02-05 Fuji Photo Film Co Ltd Production of base for planographic plate
US6231619B1 (en) * 1995-12-11 2001-05-15 Shipley Company, L.L.C. Electroplating process

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR781144A (en) * 1933-11-11 1935-05-09 Magnavox Co Improvements to electrolytic devices, such as capacitors and the like
DE754221C (en) * 1934-08-22 1953-01-19 Radio Patents Corp Process for the production of electrodes for electrolytic capacitors, which are etched or otherwise chemically treated for the purpose of surface enlargement
GB467024A (en) * 1935-12-09 1937-06-09 Dubilier Condenser Co 1925 Ltd Improvements in or relating to electrolytic condensers and other electrolytic devices
GB489884A (en) * 1936-08-06 1938-08-05 Mallory Patents Holding Compan Processes for etching electrode metal for electrolytic condensers and the like
GB508075A (en) * 1936-12-22 1939-06-22 Siemens Ag Improvements in or relating to processes for the purification of etched electrodes
CH209021A (en) * 1937-08-19 1940-03-15 Philips Nv Electrolytic capacitor.
US2282723A (en) * 1939-11-22 1942-05-12 Alfred E Hamilton Method of finishing metal sheets
US2396685A (en) * 1940-11-07 1946-03-19 Aerovox Corp Art of aluminum etching
US2549946A (en) * 1948-02-03 1951-04-24 Hudson Electrochemical Co Electropolishing
US2684922A (en) * 1950-05-06 1954-07-27 Reynolds Metals Co Method of making planographic printing sheets
US2682502A (en) * 1950-07-19 1954-06-29 Kaiser Aluminium Chem Corp Method and material for electrolytically brightening aluminum surfaces

Also Published As

Publication number Publication date
DK86151C (en) 1958-09-01
DE1033781B (en) 1958-07-10
BE540125A (en) 1959-07-17
US2912369A (en) 1959-11-10
FR1128255A (en) 1957-01-03

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