AT186083B - Process for applying phosphate coatings to metals - Google Patents

Process for applying phosphate coatings to metals

Info

Publication number
AT186083B
AT186083B AT186083DA AT186083B AT 186083 B AT186083 B AT 186083B AT 186083D A AT186083D A AT 186083DA AT 186083 B AT186083 B AT 186083B
Authority
AT
Austria
Prior art keywords
metals
phosphate coatings
applying phosphate
applying
coatings
Prior art date
Application number
Other languages
German (de)
Inventor
Robert C Gibson
Original Assignee
Metallgesellschaft 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 Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Application granted granted Critical
Publication of AT186083B publication Critical patent/AT186083B/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
    • C23C22/07—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 phosphates
    • C23C22/08—Orthophosphates
    • C23C22/12—Orthophosphates containing zinc cations
    • C23C22/13—Orthophosphates containing zinc cations containing also nitrate or nitrite anions

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)
AT186083D 1942-03-02 1952-10-11 Process for applying phosphate coatings to metals AT186083B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US260320XA 1942-03-02 1942-03-02
US433014A US2351605A (en) 1942-03-02 1942-03-02 Metal treatment

Publications (1)

Publication Number Publication Date
AT186083B true AT186083B (en) 1956-07-10

Family

ID=61187030

Family Applications (1)

Application Number Title Priority Date Filing Date
AT186083D AT186083B (en) 1942-03-02 1952-10-11 Process for applying phosphate coatings to metals

Country Status (4)

Country Link
US (1) US2351605A (en)
AT (1) AT186083B (en)
CH (1) CH260320A (en)
DE (1) DE845135C (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2540314A (en) * 1947-07-24 1951-02-06 Parker Rust Proof Co Process and compositions for applying phosphate coatings
US2800422A (en) * 1953-04-20 1957-07-23 Piccinelli Achille Process for rust-proofing and passivating iron articles
US3161549A (en) * 1955-04-08 1964-12-15 Lubrizol Corp Solution for forming zinc phosphate coatings on metallic surfaces
DE1153222B (en) * 1956-01-18 1963-08-22 Metallgesellschaft Ag Process for applying phosphate coatings to metal surfaces and solution for carrying out the process
US2884351A (en) * 1956-01-25 1959-04-28 Parker Rust Proof Co Method of cold rolling ferrous strip stock
US3939014A (en) * 1974-11-20 1976-02-17 Amchem Products, Inc. Aqueous zinc phosphating solution and method of rapid coating of steel for deforming
US4897129A (en) * 1986-05-12 1990-01-30 The Lea Manufacturing Company Corrosion resistant coating
US4673445A (en) * 1986-05-12 1987-06-16 The Lea Manufacturing Company Corrosion resistant coating

Also Published As

Publication number Publication date
CH260320A (en) 1949-03-15
US2351605A (en) 1944-06-20
DE845135C (en) 1952-07-28

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