FR1175275A - Procédé d'application de couches isolantes d'oxyde sur des objets en aluminium - Google Patents

Procédé d'application de couches isolantes d'oxyde sur des objets en aluminium

Info

Publication number
FR1175275A
FR1175275A FR1175275DA FR1175275A FR 1175275 A FR1175275 A FR 1175275A FR 1175275D A FR1175275D A FR 1175275DA FR 1175275 A FR1175275 A FR 1175275A
Authority
FR
France
Prior art keywords
oxide layers
insulating oxide
applying insulating
aluminum objects
aluminum
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
Application number
Other languages
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1175275A publication Critical patent/FR1175275A/fr
Expired 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
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/60—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using alkaline aqueous solutions with pH greater than 8
    • C23C22/66—Treatment of aluminium or alloys based thereon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Chemical Treatment Of Metals (AREA)
FR1175275D 1956-05-18 1957-05-16 Procédé d'application de couches isolantes d'oxyde sur des objets en aluminium Expired FR1175275A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP16295A DE1091402B (de) 1956-05-18 1956-05-18 Verfahren zur chemischen Erzeugung von dielektrischen Oxydschichten auf aus Aluminium bestehenden Elektroden

Publications (1)

Publication Number Publication Date
FR1175275A true FR1175275A (fr) 1959-03-23

Family

ID=7365957

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1175275D Expired FR1175275A (fr) 1956-05-18 1957-05-16 Procédé d'application de couches isolantes d'oxyde sur des objets en aluminium

Country Status (4)

Country Link
CH (1) CH354310A (fr)
DE (1) DE1091402B (fr)
FR (1) FR1175275A (fr)
GB (1) GB823457A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO146439C (no) * 1979-11-09 1982-09-29 Inst Energiteknik Fremgangsmaate for fremstilling av en moerkfarget, boelgelengdeselektiv oksydfilm paa aluminium

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB571307A (en) * 1943-11-08 1945-08-20 Buttons Ltd Improvements relating to protective treatment for metal surfaces
DE866435C (de) * 1951-08-23 1953-02-09 Edelstahlwerke J C Soeding & H Verfahren zur Oberflaechenbehandlung, insbesondere von Draehten aus Widerstandslegierungen

Also Published As

Publication number Publication date
CH354310A (de) 1961-05-15
GB823457A (en) 1959-11-11
DE1091402B (de) 1960-10-20

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