CA2155566C - Procede electrochimique de revetement en deux etapes de surfaces de magnesium - Google Patents

Procede electrochimique de revetement en deux etapes de surfaces de magnesium Download PDF

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Publication number
CA2155566C
CA2155566C CA002155566A CA2155566A CA2155566C CA 2155566 C CA2155566 C CA 2155566C CA 002155566 A CA002155566 A CA 002155566A CA 2155566 A CA2155566 A CA 2155566A CA 2155566 C CA2155566 C CA 2155566C
Authority
CA
Canada
Prior art keywords
article
fluoride
hydroxide
coating
electrolytic solution
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 - Lifetime
Application number
CA002155566A
Other languages
English (en)
Other versions
CA2155566A1 (fr
Inventor
Duane E. Bartak
Brian E. Lemieux
Earl R. Woolsey
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.)
Technology Applications Group Inc
Original Assignee
Technology Applications Group Inc
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
Priority claimed from US07/729,612 external-priority patent/US5264113A/en
Priority to US07/729,612 priority Critical patent/US5264113A/en
Priority to CN92105181A priority patent/CN1039139C/zh
Priority claimed from US07/943,325 external-priority patent/US5266412A/en
Priority to US07/943,325 priority patent/US5266412A/en
Priority to DE69311376T priority patent/DE69311376T2/de
Priority to PCT/US1993/001165 priority patent/WO1994018362A1/fr
Priority to AU36607/93A priority patent/AU3660793A/en
Application filed by Technology Applications Group Inc filed Critical Technology Applications Group Inc
Priority to CA002155566A priority patent/CA2155566C/fr
Priority to JP51797294A priority patent/JP3178608B2/ja
Priority to EP93905839A priority patent/EP0688370B1/fr
Publication of CA2155566A1 publication Critical patent/CA2155566A1/fr
Priority to NO953131A priority patent/NO309660B1/no
Publication of CA2155566C publication Critical patent/CA2155566C/fr
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • C25D11/30—Anodisation of magnesium or alloys based thereon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Chemical Treatment Of Metals (AREA)
CA002155566A 1991-07-15 1993-02-09 Procede electrochimique de revetement en deux etapes de surfaces de magnesium Expired - Lifetime CA2155566C (fr)

Priority Applications (10)

Application Number Priority Date Filing Date Title
US07/729,612 US5264113A (en) 1991-07-15 1991-07-15 Two-step electrochemical process for coating magnesium alloys
CN92105181A CN1039139C (zh) 1991-07-15 1992-06-26 镁制品的电化学两步镀覆法
US07/943,325 US5266412A (en) 1991-07-15 1992-09-10 Coated magnesium alloys
EP93905839A EP0688370B1 (fr) 1991-07-15 1993-02-09 Procede electrochimique en deux etapes pour appliquer un revetement sur le magnesium
PCT/US1993/001165 WO1994018362A1 (fr) 1991-07-15 1993-02-09 Procede electrochimique en deux etapes pour appliquer un revetement sur le magnesium
AU36607/93A AU3660793A (en) 1991-07-15 1993-02-09 Two-step electrochemical process for coating magnesium
DE69311376T DE69311376T2 (de) 1991-07-15 1993-02-09 Zweistufiges elektrochemisches verfahren zur beschichtung von magnesium
CA002155566A CA2155566C (fr) 1991-07-15 1993-02-09 Procede electrochimique de revetement en deux etapes de surfaces de magnesium
JP51797294A JP3178608B2 (ja) 1991-07-15 1993-02-09 マグネシウム・コーティングのための二段階電気化学的方法
NO953131A NO309660B1 (no) 1991-07-15 1995-08-09 Fremgangsmåte for dannelse av et forbedret korrosjonsbestandig belegg på en magnesiuminneholdende artikkel

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US07/729,612 US5264113A (en) 1991-07-15 1991-07-15 Two-step electrochemical process for coating magnesium alloys
US07/943,325 US5266412A (en) 1991-07-15 1992-09-10 Coated magnesium alloys
PCT/US1993/001165 WO1994018362A1 (fr) 1991-07-15 1993-02-09 Procede electrochimique en deux etapes pour appliquer un revetement sur le magnesium
CA002155566A CA2155566C (fr) 1991-07-15 1993-02-09 Procede electrochimique de revetement en deux etapes de surfaces de magnesium

Publications (2)

Publication Number Publication Date
CA2155566A1 CA2155566A1 (fr) 1994-08-18
CA2155566C true CA2155566C (fr) 2004-07-20

Family

ID=27170060

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002155566A Expired - Lifetime CA2155566C (fr) 1991-07-15 1993-02-09 Procede electrochimique de revetement en deux etapes de surfaces de magnesium

Country Status (2)

Country Link
AU (1) AU3660793A (fr)
CA (1) CA2155566C (fr)

Also Published As

Publication number Publication date
AU3660793A (en) 1994-08-29
CA2155566A1 (fr) 1994-08-18

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Effective date: 20130211