DE2242908A1 - Verfahren zur chemischen oberflaechenbehandlung von aluminium - Google Patents

Verfahren zur chemischen oberflaechenbehandlung von aluminium

Info

Publication number
DE2242908A1
DE2242908A1 DE19722242908 DE2242908A DE2242908A1 DE 2242908 A1 DE2242908 A1 DE 2242908A1 DE 19722242908 DE19722242908 DE 19722242908 DE 2242908 A DE2242908 A DE 2242908A DE 2242908 A1 DE2242908 A1 DE 2242908A1
Authority
DE
Germany
Prior art keywords
solution
metal
aluminum
surface treatment
water
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.)
Pending
Application number
DE19722242908
Other languages
German (de)
English (en)
Inventor
Klaus Fiedler
Hans Dipl Chem Dr Hansen
Burkhard Koch
Werner Dipl Chem Dr Rausch
Peter Schiefer
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.)
GEA Group AG
Original Assignee
Metallgesellschaft 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 Metallgesellschaft AG filed Critical Metallgesellschaft AG
Priority to DE19722242908 priority Critical patent/DE2242908A1/de
Priority to FR7317961A priority patent/FR2198001B1/fr
Priority to BE131838A priority patent/BE800404A/xx
Priority to GB4069973A priority patent/GB1376120A/en
Priority to SE7311848A priority patent/SE385131B/xx
Priority to IT2836873A priority patent/IT993828B/it
Publication of DE2242908A1 publication Critical patent/DE2242908A1/de
Pending legal-status Critical Current

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
    • 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
    • C23C22/06—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 aqueous acidic solutions with pH less than 6
    • C23C22/34—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 aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
    • C23C22/37—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 aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also hexavalent chromium compounds
    • 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
    • C23C22/06—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 aqueous acidic solutions with pH less than 6
    • C23C22/34—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 aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
    • C23C22/37—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 aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also hexavalent chromium compounds
    • C23C22/38—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 aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also hexavalent chromium compounds containing also phosphates

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
DE19722242908 1972-08-31 1972-08-31 Verfahren zur chemischen oberflaechenbehandlung von aluminium Pending DE2242908A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19722242908 DE2242908A1 (de) 1972-08-31 1972-08-31 Verfahren zur chemischen oberflaechenbehandlung von aluminium
FR7317961A FR2198001B1 (pl) 1972-08-31 1973-05-17
BE131838A BE800404A (fr) 1972-08-31 1973-06-01 Procede de traitement chimique superficiel de l'aluminium
GB4069973A GB1376120A (en) 1972-08-31 1973-08-29 Treatment of surfaces of aluminium and aluminium alloys
SE7311848A SE385131B (sv) 1972-08-31 1973-08-30 Forfarande for kemisk ytbehandling av aluminium med en sur vattenlosning innehallande sexverd krom
IT2836873A IT993828B (it) 1972-08-31 1973-08-30 Processo per trattare chimicamente superfici di alluminio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722242908 DE2242908A1 (de) 1972-08-31 1972-08-31 Verfahren zur chemischen oberflaechenbehandlung von aluminium

Publications (1)

Publication Number Publication Date
DE2242908A1 true DE2242908A1 (de) 1974-03-14

Family

ID=5855143

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722242908 Pending DE2242908A1 (de) 1972-08-31 1972-08-31 Verfahren zur chemischen oberflaechenbehandlung von aluminium

Country Status (6)

Country Link
BE (1) BE800404A (pl)
DE (1) DE2242908A1 (pl)
FR (1) FR2198001B1 (pl)
GB (1) GB1376120A (pl)
IT (1) IT993828B (pl)
SE (1) SE385131B (pl)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2842941A1 (de) * 1978-10-02 1980-04-10 Basf Ag Verfahren zum chromatieren von aluminiumsubstraten fuer magnetspeicherplatten
DE3429792A1 (de) * 1983-08-12 1985-02-21 Nippon Light Metal Co. Ltd., Tokio/Tokyo Verfahren zur behandlung der oberflaeche eines aluminiumgegenstandes, um diese in hydrophilen zustand zu ueberfuehren

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991013186A1 (en) * 1990-02-21 1991-09-05 Henkel Corporation Conversion treatment method and composition for aluminum and aluminum alloys
CN112683203B (zh) * 2021-01-08 2021-12-07 山东创新精密科技有限公司 一种铝合金粗晶层的检测方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL228877A (pl) * 1957-08-19 1900-01-01
FR2043646A1 (pl) * 1969-05-24 1971-02-19 Parker Ste Continentale

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2842941A1 (de) * 1978-10-02 1980-04-10 Basf Ag Verfahren zum chromatieren von aluminiumsubstraten fuer magnetspeicherplatten
DE3429792A1 (de) * 1983-08-12 1985-02-21 Nippon Light Metal Co. Ltd., Tokio/Tokyo Verfahren zur behandlung der oberflaeche eines aluminiumgegenstandes, um diese in hydrophilen zustand zu ueberfuehren
DE3429792C2 (pl) * 1983-08-12 1987-10-29 Nippon Light Metal Co. Ltd., Tokio/Tokyo, Jp

Also Published As

Publication number Publication date
SE385131B (sv) 1976-06-08
BE800404A (fr) 1973-10-01
GB1376120A (en) 1974-12-04
FR2198001A1 (pl) 1974-03-29
FR2198001B1 (pl) 1976-11-12
IT993828B (it) 1975-09-30

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