CA1050211A - Method of neutralizing surface color caused by anodizing aluminum alloys - Google Patents

Method of neutralizing surface color caused by anodizing aluminum alloys

Info

Publication number
CA1050211A
CA1050211A CA220,999A CA220999A CA1050211A CA 1050211 A CA1050211 A CA 1050211A CA 220999 A CA220999 A CA 220999A CA 1050211 A CA1050211 A CA 1050211A
Authority
CA
Canada
Prior art keywords
color
dye
sealing
cast
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
CA220,999A
Other languages
English (en)
French (fr)
Inventor
Joseph M. Andrus
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.)
Stauffer Chemical Co
Original Assignee
Stauffer Chemical Co
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 Stauffer Chemical Co filed Critical Stauffer Chemical Co
Application granted granted Critical
Publication of CA1050211A publication Critical patent/CA1050211A/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/06—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
    • B05D5/067—Metallic effect
    • 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
    • C25D11/243—Chemical after-treatment using organic dyestuffs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2202/00—Metallic substrate
    • B05D2202/20—Metallic substrate based on light metals
    • B05D2202/25—Metallic substrate based on light metals based on Al
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/10—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
    • B05D3/102—Pretreatment of metallic substrates

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)
  • Chemical Treatment Of Metals (AREA)
  • Electrochemical Coating By Surface Reaction (AREA)
CA220,999A 1974-05-28 1975-02-28 Method of neutralizing surface color caused by anodizing aluminum alloys Expired CA1050211A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47411374 US3874902A (en) 1974-05-28 1974-05-28 Method of neutralizing surface color caused by anodizing aluminum alloys

Publications (1)

Publication Number Publication Date
CA1050211A true CA1050211A (en) 1979-03-13

Family

ID=23882228

Family Applications (1)

Application Number Title Priority Date Filing Date
CA220,999A Expired CA1050211A (en) 1974-05-28 1975-02-28 Method of neutralizing surface color caused by anodizing aluminum alloys

Country Status (9)

Country Link
US (1) US3874902A (no)
JP (1) JPS5530079B2 (no)
BR (1) BR7501330A (no)
CA (1) CA1050211A (no)
DE (1) DE2510246A1 (no)
FR (1) FR2273088B1 (no)
GB (1) GB1437709A (no)
IT (1) IT1032374B (no)
SE (1) SE7505484L (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3500079A1 (de) * 1985-01-03 1986-07-10 Henkel KGaA, 4000 Düsseldorf Mittel und verfahren zur erzeugung farbloser verdichtungsschichten auf anodisierten aluminiumoberflaechen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2030236A (en) * 1933-02-16 1936-02-11 Chem Ind Basel Colored oxide film of aluminum
US2683113A (en) * 1951-01-16 1954-07-06 Gen Motors Corp Method of finishing ice trays
US2814576A (en) * 1952-01-30 1957-11-26 Ciba Ltd Process for producing fast dyeings on anodically oxidized aluminium
US2969351A (en) * 1957-03-11 1961-01-24 Durand & Huguenin Ag New metalliferous ortho:ortho'-dihydroxy-monoazo-dyestuffs
US3767474A (en) * 1971-09-22 1973-10-23 Cohn S Sealing methods and compositions for aluminum oxide coatings

Also Published As

Publication number Publication date
FR2273088B1 (no) 1980-04-04
JPS50153738A (no) 1975-12-11
BR7501330A (pt) 1976-11-30
DE2510246A1 (de) 1975-12-18
JPS5530079B2 (no) 1980-08-08
US3874902A (en) 1975-04-01
IT1032374B (it) 1979-05-30
FR2273088A1 (no) 1975-12-26
SE7505484L (sv) 1975-12-01
GB1437709A (en) 1976-06-03

Similar Documents

Publication Publication Date Title
EP0978576B1 (en) Corrosion-resistant, magnesium-based product exhibiting luster of base metal and method for producing the same
EP0429656A1 (en) Method of surface treatment of aluminum or its alloy
CH380483A (de) Verfahren zur Erzeugung von Oxydüberzügen auf Aluminium oder dessen Legierungen
CN1041446C (zh) 经阳极极化处理的铝表面进行电解金属盐染色的方法
US3284321A (en) Manufacture of aluminum articles with anodized surfaces presenting multicolor effects
CA1050211A (en) Method of neutralizing surface color caused by anodizing aluminum alloys
AU601047B2 (en) Electrolytic coloring of anodized aluminium
CA1048963A (en) Process for electrolytically coloring aluminum and aluminum alloys
US2987417A (en) Pigmenting aluminum oxide coating
US4430169A (en) Method of producing green coatings on aluminum and aluminum alloys
US4430168A (en) Process for electrolytically coloring aluminium and the alloys thereof
NO120098B (no)
US2022798A (en) Manufacture of coated aluminum articles
US4632735A (en) Process for the electrolytic coloring of aluminum or aluminum alloys
US4144142A (en) Method for producing colored anodic film on aluminum-based material
US1962339A (en) Process of making colored metallic article
US2407809A (en) Treatment of oxide coated aluminum articles
US4115212A (en) Electrolytic coloring process for non anodized aluminum and its alloys
GB2242201A (en) Colouring anodized aluminium
CA1075189A (en) Process for electrolytically coloring aluminum and aluminum alloys in gold
IL32946A (en) Process for colouring anodised aluminium by electrolytic deposition
US2860089A (en) Method of electro depositing zinc
US3280013A (en) Anodizing electrolyte and process
DE2419819A1 (de) Verfahren zum schwarzfaerben von aluminium
US4238250A (en) Process for dyeing zinc and zinc alloys