CA1258249A - Process for sealing anodically oxidised aluminium or aluminium alloy surfaces - Google Patents

Process for sealing anodically oxidised aluminium or aluminium alloy surfaces

Info

Publication number
CA1258249A
CA1258249A CA000410235A CA410235A CA1258249A CA 1258249 A CA1258249 A CA 1258249A CA 000410235 A CA000410235 A CA 000410235A CA 410235 A CA410235 A CA 410235A CA 1258249 A CA1258249 A CA 1258249A
Authority
CA
Canada
Prior art keywords
aluminium
sealing
formaldehyde
sulphonated
process according
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
CA000410235A
Other languages
English (en)
French (fr)
Inventor
Hans-Peter Baumann
Carl T. Speiser
Ernst Weisskopf
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.)
Sandoz AG
Original Assignee
Sandoz 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 Sandoz AG filed Critical Sandoz AG
Application granted granted Critical
Publication of CA1258249A publication Critical patent/CA1258249A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C25D11/18—After-treatment, e.g. pore-sealing
    • C25D11/24—Chemical after-treatment
    • C25D11/246—Chemical after-treatment for sealing layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Printing Plates And Materials Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Electrochemical Coating By Surface Reaction (AREA)
CA000410235A 1981-08-28 1982-08-26 Process for sealing anodically oxidised aluminium or aluminium alloy surfaces Expired CA1258249A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3134127 1981-08-28
DEP3134127.6 1981-08-28

Publications (1)

Publication Number Publication Date
CA1258249A true CA1258249A (en) 1989-08-08

Family

ID=6140365

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000410235A Expired CA1258249A (en) 1981-08-28 1982-08-26 Process for sealing anodically oxidised aluminium or aluminium alloy surfaces

Country Status (13)

Country Link
US (1) US4588448A (OSRAM)
JP (1) JPS5867898A (OSRAM)
AT (1) AT380274B (OSRAM)
AU (1) AU552652B2 (OSRAM)
BE (1) BE894166A (OSRAM)
CA (1) CA1258249A (OSRAM)
CH (1) CH655519B (OSRAM)
ES (1) ES8402888A1 (OSRAM)
FR (1) FR2512074B1 (OSRAM)
GB (1) GB2104921B (OSRAM)
IT (1) IT1189342B (OSRAM)
NZ (1) NZ201728A (OSRAM)
ZA (1) ZA826303B (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8309571D0 (en) * 1983-04-08 1983-05-11 Albright & Wilson Accelerated sealing of anodised aluminium
JPS605898A (ja) * 1983-06-22 1985-01-12 Okuno Seiyaku Kogyo Kk アルミニウム及びアルミニウム合金の陽極酸化皮膜の封孔処理法
IT1254318B (it) * 1991-04-09 1995-09-14 Sandoz Ag Composizioni sigillanti prive di cobalto e di nichelio.
GB9612924D0 (en) * 1996-06-20 1996-08-21 Clariant Int Ltd Cobalt-and nickel-free sealant compositions
AU2339699A (en) * 1998-01-27 1999-08-09 Lord Corporation Aqueous metal treatment composition
US6197451B1 (en) 1998-04-07 2001-03-06 Henkel Corporation Corrosion inhibiting electrolytic solutions
JP2007055810A (ja) * 2005-08-26 2007-03-08 Kobelco Contstruction Machinery Ltd 軌道作業車両

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB683084A (en) * 1949-06-20 1952-11-19 Geigy Ag J R Manufacture of new condensation products, being more especially improved tanning agents and their application
US2755239A (en) * 1953-03-18 1956-07-17 Geigy Ag J R Sealing baths
FR1095799A (fr) * 1953-03-18 1955-06-06 Geigy Ag J R Produit d'addition et bains de bouchage de pores pour l'aluminium traité à l'oxydation anodique
US3376143A (en) * 1960-09-30 1968-04-02 Reynolds Metals Co Corrosion inhibiting and sealing composition
US3171797A (en) * 1963-03-20 1965-03-02 Gen Motors Corp Method of sealing anodic aluminum oxide coatings
US3647649A (en) * 1970-02-24 1972-03-07 Alcor Chem Method and composition for sealing anodized aluminum surfaces
US3689379A (en) * 1971-04-07 1972-09-05 Alcor Chem Co Inc Composition and method for sealing anodized surfaces
US3897287A (en) * 1972-08-11 1975-07-29 Aluminum Co Of America Method of sealing and desmudging of anodized aluminum
JPS50113435A (OSRAM) * 1974-02-16 1975-09-05
US4045599A (en) * 1976-01-15 1977-08-30 Aluminum Company Of America Low temperature sealing of anodized aluminum
JPS54116350A (en) * 1978-03-02 1979-09-10 Nippon Senka Kougiyou Kk Pore sealing treatment of anodic oxide film of aluminium and alloy thereof

Also Published As

Publication number Publication date
IT8249037A0 (it) 1982-08-26
ES515277A0 (es) 1984-03-01
ES8402888A1 (es) 1984-03-01
JPH0325520B2 (OSRAM) 1991-04-08
NZ201728A (en) 1985-10-11
BE894166A (fr) 1983-02-23
ZA826303B (en) 1984-05-30
AU8772782A (en) 1983-03-03
GB2104921B (en) 1984-12-12
CH655519B (OSRAM) 1986-04-30
AU552652B2 (en) 1986-06-12
IT1189342B (it) 1988-02-04
AT380274B (de) 1986-05-12
US4588448A (en) 1986-05-13
ATA322582A (de) 1985-09-15
GB2104921A (en) 1983-03-16
FR2512074B1 (fr) 1986-10-10
FR2512074A1 (fr) 1983-03-04
JPS5867898A (ja) 1983-04-22

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 20060808