DK85182A - PROCEDURE FOR PREPARING CONVERSION COATINGS - Google Patents

PROCEDURE FOR PREPARING CONVERSION COATINGS Download PDF

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Publication number
DK85182A
DK85182A DK85182A DK85182A DK85182A DK 85182 A DK85182 A DK 85182A DK 85182 A DK85182 A DK 85182A DK 85182 A DK85182 A DK 85182A DK 85182 A DK85182 A DK 85182A
Authority
DK
Denmark
Prior art keywords
procedure
conversion coatings
preparing conversion
preparing
coatings
Prior art date
Application number
DK85182A
Other languages
Danish (da)
Inventor
J J B Ward
C Barnes
Original Assignee
Bnf Metals Tech Centre
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 Bnf Metals Tech Centre filed Critical Bnf Metals Tech Centre
Publication of DK85182A publication Critical patent/DK85182A/en

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
    • 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
    • C23C22/48—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 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates

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)
  • Separation By Low-Temperature Treatments (AREA)
  • Fertilizers (AREA)
  • Nonmetallic Welding Materials (AREA)
DK85182A 1980-07-01 1982-02-26 PROCEDURE FOR PREPARING CONVERSION COATINGS DK85182A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB8021568 1980-07-01
GB8103452 1981-02-04
PCT/GB1981/000119 WO1982000160A1 (en) 1980-07-01 1981-07-01 Method of producing conversion coatings

Publications (1)

Publication Number Publication Date
DK85182A true DK85182A (en) 1982-02-26

Family

ID=26276058

Family Applications (1)

Application Number Title Priority Date Filing Date
DK85182A DK85182A (en) 1980-07-01 1982-02-26 PROCEDURE FOR PREPARING CONVERSION COATINGS

Country Status (7)

Country Link
EP (1) EP0044171A1 (en)
JP (1) JPS57501532A (en)
AU (1) AU7320181A (en)
DK (1) DK85182A (en)
ES (1) ES503554A0 (en)
NO (1) NO820627L (en)
WO (1) WO1982000160A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4569699A (en) * 1985-05-08 1986-02-11 The Dow Chemical Company Method for providing a corrosion resistant coating for magnesium containing materials
US5437740A (en) * 1993-04-21 1995-08-01 Sanchem, Inc. Corrosion resistant aluminum and aluminum coating
JP7228973B2 (en) * 2018-08-01 2023-02-27 日本パーカライジング株式会社 METAL MATERIAL WITH FILM AND MANUFACTURING METHOD THEREOF

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2032897A (en) * 1934-10-31 1936-03-03 Metal Finishing Res Corp Coated aluminum article and method of producing the same
FR794904A (en) * 1934-12-05 1936-02-28 Parker Ste Continentale Process for the treatment of magnesium and its alloys, mainly with a view to the application to these bodies of processes for protection against corrosion
US2327002A (en) * 1939-03-09 1943-08-17 Parker Rust Proof Co Coated article and method of making the same
US2465443A (en) * 1945-08-03 1949-03-29 Gide Rene Treatment of magnesium and magnesium alloy articles to increase their resistance to corrosion
JPS4812300B1 (en) * 1968-10-28 1973-04-19
JPS536945B2 (en) * 1973-02-27 1978-03-13
US3964936A (en) * 1974-01-02 1976-06-22 Amchem Products, Inc. Coating solution for metal surfaces
US4298404A (en) * 1979-09-06 1981-11-03 Richardson Chemical Company Chromium-free or low-chromium metal surface passivation

Also Published As

Publication number Publication date
WO1982000160A1 (en) 1982-01-21
EP0044171A1 (en) 1982-01-20
JPS57501532A (en) 1982-08-26
ES8203984A1 (en) 1982-04-01
ES503554A0 (en) 1982-04-01
NO820627L (en) 1982-03-01
AU7320181A (en) 1982-02-02

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