ES431704A1 - Process for colouring aluminum electrolytically - Google Patents

Process for colouring aluminum electrolytically

Info

Publication number
ES431704A1
ES431704A1 ES431704A ES431704A ES431704A1 ES 431704 A1 ES431704 A1 ES 431704A1 ES 431704 A ES431704 A ES 431704A ES 431704 A ES431704 A ES 431704A ES 431704 A1 ES431704 A1 ES 431704A1
Authority
ES
Spain
Prior art keywords
colouring
aluminum
aluminum electrolytically
electrolytically
oxidised
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
ES431704A
Other languages
Spanish (es)
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.)
Alcan Holdings Switzerland AG
Original Assignee
Alusuisse Holdings AG
Schweizerische Aluminium 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 Alusuisse Holdings AG, Schweizerische Aluminium AG filed Critical Alusuisse Holdings AG
Publication of ES431704A1 publication Critical patent/ES431704A1/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
    • C25D11/20—Electrolytic after-treatment
    • C25D11/22—Electrolytic after-treatment for colouring layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Cosmetics (AREA)
  • Electrochemical Coating By Surface Reaction (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Electroplating Methods And Accessories (AREA)

Abstract

A process for colouring previously anodically-oxidised articles of aluminum or aluminum alloys by the electrolytic treatment of the aluminum oxide layer with alternating current in an acidic, aqueous electrolyte containing metallic salts for colouring and an addition of an amino-alcohol.
ES431704A 1973-11-09 1974-11-06 Process for colouring aluminum electrolytically Expired ES431704A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1579973A CH581706A5 (en) 1973-11-09 1973-11-09

Publications (1)

Publication Number Publication Date
ES431704A1 true ES431704A1 (en) 1976-09-16

Family

ID=4412053

Family Applications (1)

Application Number Title Priority Date Filing Date
ES431704A Expired ES431704A1 (en) 1973-11-09 1974-11-06 Process for colouring aluminum electrolytically

Country Status (14)

Country Link
US (1) US3912602A (en)
AT (1) AT331607B (en)
BE (1) BE821899A (en)
CA (1) CA1030483A (en)
CH (1) CH581706A5 (en)
DE (1) DE2450175A1 (en)
DK (1) DK150187C (en)
ES (1) ES431704A1 (en)
FR (1) FR2250835B1 (en)
GB (1) GB1466708A (en)
IT (1) IT1025421B (en)
NL (1) NL7414354A (en)
NO (1) NO137241C (en)
SE (1) SE407084B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51101737A (en) * 1975-03-05 1976-09-08 Yoshida Kogyo Kk Aruminiumumataha aruminiumugokinno denkaichakushokuho
JPS5423663B2 (en) * 1975-03-06 1979-08-15
DE4244021A1 (en) * 1992-12-24 1994-06-30 Henkel Kgaa Process for the electrolytic alternating current coloring of aluminum surfaces

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3382160A (en) * 1960-03-31 1968-05-07 Asada Tahei Process for inorganically coloring aluminum
GB1241296A (en) * 1967-11-24 1971-08-04 Alcan Res & Dev Process for colouring anodised aluminium by electrolytic deposition
US3616297A (en) * 1968-09-23 1971-10-26 Alcan Res & Dev Method of producing colored coatings of aluminum
NO120248B (en) * 1969-06-25 1970-09-21 O Gedde
US3773631A (en) * 1970-10-16 1973-11-20 Blasberg Gmbh & Co Kg Friedr Aqueous electrolytic bath for coloring anodic oxide layers on aluminum and aluminum alloy substrates and process for coloring said substrates
US3798137A (en) * 1972-03-22 1974-03-19 Aluminum Co Of America Direct current pigmenting of anodized aluminum

Also Published As

Publication number Publication date
AT331607B (en) 1976-08-25
CA1030483A (en) 1978-05-02
DE2450175A1 (en) 1975-05-15
NL7414354A (en) 1975-05-13
GB1466708A (en) 1977-03-09
US3912602A (en) 1975-10-14
FR2250835A1 (en) 1975-06-06
SE7414014L (en) 1975-05-12
DK150187B (en) 1986-12-29
ATA896274A (en) 1975-11-15
NO137241B (en) 1977-10-17
FR2250835B1 (en) 1978-04-28
DK150187C (en) 1987-10-12
DK580374A (en) 1975-07-14
NO744012L (en) 1975-06-02
CH581706A5 (en) 1976-11-15
IT1025421B (en) 1978-08-10
NO137241C (en) 1978-01-25
SE407084B (en) 1979-03-12
BE821899A (en) 1975-03-03

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970619