ES350547A1 - Procedimiento para producir capas protectoras sobre hierro y zinc. - Google Patents

Procedimiento para producir capas protectoras sobre hierro y zinc.

Info

Publication number
ES350547A1
ES350547A1 ES350547A ES350547A ES350547A1 ES 350547 A1 ES350547 A1 ES 350547A1 ES 350547 A ES350547 A ES 350547A ES 350547 A ES350547 A ES 350547A ES 350547 A1 ES350547 A1 ES 350547A1
Authority
ES
Spain
Prior art keywords
acid
added
zinc
iron
nitrate
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
ES350547A
Other languages
English (en)
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.)
Gerhard Collardin GmbH
Original Assignee
Gerhard Collardin GmbH
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 Gerhard Collardin GmbH filed Critical Gerhard Collardin GmbH
Publication of ES350547A1 publication Critical patent/ES350547A1/es
Expired legal-status Critical Current

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

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)
ES350547A 1967-02-16 1968-02-15 Procedimiento para producir capas protectoras sobre hierro y zinc. Expired ES350547A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEC0041515 1967-02-16

Publications (1)

Publication Number Publication Date
ES350547A1 true ES350547A1 (es) 1969-05-01

Family

ID=7024594

Family Applications (1)

Application Number Title Priority Date Filing Date
ES350547A Expired ES350547A1 (es) 1967-02-16 1968-02-15 Procedimiento para producir capas protectoras sobre hierro y zinc.

Country Status (5)

Country Link
US (1) US3539402A (fr)
BE (1) BE710840A (fr)
ES (1) ES350547A1 (fr)
FR (1) FR1554415A (fr)
GB (1) GB1193460A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2031358C3 (de) * 1970-06-25 1981-10-15 Gerhard Collardin GmbH, 5000 Köln Verfahren zur Erzeugung von Schutzschichten auf Aluminium, Eisen und Zink mittels saurer, komplexe Fluoride enthaltender, Lösungen
US3850732A (en) * 1970-12-02 1974-11-26 Amchem Prod Zirconium rinse for phosphate coated metal surfaces
US3966502A (en) * 1972-08-17 1976-06-29 Amchem Products, Inc. Zirconium rinse for phosphate coated metal surfaces
US4298404A (en) * 1979-09-06 1981-11-03 Richardson Chemical Company Chromium-free or low-chromium metal surface passivation
US4496404A (en) * 1984-05-18 1985-01-29 Parker Chemical Company Composition and process for treatment of ferrous substrates
GB2259920A (en) * 1991-09-10 1993-03-31 Gibson Chem Ltd Surface conversion coating solution based on molybdenum and phosphate compounds
US5344504A (en) * 1993-06-22 1994-09-06 Betz Laboratories, Inc. Treatment for galvanized metal
US8673091B2 (en) * 2007-08-03 2014-03-18 Ppg Industries Ohio, Inc Pretreatment compositions and methods for coating a metal substrate
US9574093B2 (en) * 2007-09-28 2017-02-21 Ppg Industries Ohio, Inc. Methods for coating a metal substrate and related coated metal substrates
US8282801B2 (en) * 2008-12-18 2012-10-09 Ppg Industries Ohio, Inc. Methods for passivating a metal substrate and related coated metal substrates
US9273399B2 (en) 2013-03-15 2016-03-01 Ppg Industries Ohio, Inc. Pretreatment compositions and methods for coating a battery electrode

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2276353A (en) * 1935-09-28 1942-03-17 Parker Rust Proof Co Process of coating
US2357219A (en) * 1942-01-10 1944-08-29 Joseph P Moran Corrosion-resistant ferrous alloys
US3160506A (en) * 1962-10-19 1964-12-08 Polychrome Corp Planographic printing plate and method for preparing same

Also Published As

Publication number Publication date
US3539402A (en) 1970-11-10
GB1193460A (en) 1970-06-03
FR1554415A (fr) 1969-01-17
DE1621432A1 (de) 1970-03-26
DE1621432B2 (de) 1975-12-04
BE710840A (fr) 1968-08-16

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