CA1039157A - Procede de phosphatation filmogene de surfaces metalliques - Google Patents

Procede de phosphatation filmogene de surfaces metalliques

Info

Publication number
CA1039157A
CA1039157A CA211,994A CA211994A CA1039157A CA 1039157 A CA1039157 A CA 1039157A CA 211994 A CA211994 A CA 211994A CA 1039157 A CA1039157 A CA 1039157A
Authority
CA
Canada
Prior art keywords
acid
reducing agent
phosphoric
aqueous solution
phosphoric acid
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
CA211,994A
Other languages
English (en)
French (fr)
Inventor
Juan Brugarolas Fabregas
Frederic Gruber
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.)
BRUGAROLAS SA
Original Assignee
BRUGAROLAS SA
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 ES420039A external-priority patent/ES420039A1/es
Priority claimed from ES426388A external-priority patent/ES426388A2/es
Application filed by BRUGAROLAS SA filed Critical BRUGAROLAS SA
Application granted granted Critical
Publication of CA1039157A publication Critical patent/CA1039157A/fr
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
    • C23C22/24—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 hexavalent chromium compounds
    • C23C22/33—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 hexavalent chromium compounds containing also phosphates

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)
  • Paints Or Removers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
CA211,994A 1973-10-22 1974-10-22 Procede de phosphatation filmogene de surfaces metalliques Expired CA1039157A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES420039A ES420039A1 (es) 1973-10-22 1973-10-22 Un procedimiento de fosfatacion filmogena de superficies metalicas.
ES426388A ES426388A2 (es) 1974-05-10 1974-05-10 Procedimiento de fosfatacion filmogena de superficies meta- licas.

Publications (1)

Publication Number Publication Date
CA1039157A true CA1039157A (fr) 1978-09-26

Family

ID=26155870

Family Applications (1)

Application Number Title Priority Date Filing Date
CA211,994A Expired CA1039157A (fr) 1973-10-22 1974-10-22 Procede de phosphatation filmogene de surfaces metalliques

Country Status (6)

Country Link
CA (1) CA1039157A (de)
DE (1) DE2449967A1 (de)
FR (1) FR2248330B1 (de)
GB (1) GB1482457A (de)
IT (1) IT1024649B (de)
NL (1) NL7413754A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8201849A (nl) * 1982-05-06 1983-12-01 Philips Nv Voorwerp met een laag van een nikkel-fosfor-legering en met een conversielaag bedekt.
ATE24206T1 (de) * 1983-03-15 1986-12-15 Metallgesellschaft Ag Vorbereitung von eisen- oder stahloberflaechen fuer die lackierung.
DK173338B1 (da) * 1996-08-29 2000-07-31 Danfoss As Fremgangsmåde til elektrokemisk phosphatering af metaloverflader, især af rustfrit stål, med CaZnPO4 ved koldflydning af me
CN103710687A (zh) * 2013-11-28 2014-04-09 安徽速克达车业有限公司 一种水溶性化锈防锈液及其制备方法
CN103695935A (zh) * 2013-11-29 2014-04-02 明光市留香泵业有限公司 一种金属防变色防锈液及其制备方法
EP3360989B1 (de) * 2017-02-13 2018-12-26 ATOTECH Deutschland GmbH Verfahren zur elektrolytischen passivierung einer äussersten chrom- oder äussersten chromlegierungsschicht zur erhöhung der korrosionsbeständigkeit davon

Also Published As

Publication number Publication date
FR2248330A1 (de) 1975-05-16
FR2248330B1 (de) 1979-03-23
IT1024649B (it) 1978-07-20
GB1482457A (en) 1977-08-10
NL7413754A (nl) 1975-04-24
DE2449967A1 (de) 1975-04-30
DE2449967C2 (de) 1987-05-14

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