FR2323776A1 - Procede de phosphatation de surfaces metalliques - Google Patents

Procede de phosphatation de surfaces metalliques

Info

Publication number
FR2323776A1
FR2323776A1 FR7627141A FR7627141A FR2323776A1 FR 2323776 A1 FR2323776 A1 FR 2323776A1 FR 7627141 A FR7627141 A FR 7627141A FR 7627141 A FR7627141 A FR 7627141A FR 2323776 A1 FR2323776 A1 FR 2323776A1
Authority
FR
France
Prior art keywords
coating
phosphate
redn
restricted
iron
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.)
Granted
Application number
FR7627141A
Other languages
English (en)
French (fr)
Other versions
FR2323776B1 (xx
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2323776A1 publication Critical patent/FR2323776A1/fr
Application granted granted Critical
Publication of FR2323776B1 publication Critical patent/FR2323776B1/fr
Granted 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
    • C23C22/07—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
    • 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
    • C23C22/22—Orthophosphates containing alkaline earth metal cations

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)
FR7627141A 1975-09-12 1976-09-09 Procede de phosphatation de surfaces metalliques Granted FR2323776A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752540684 DE2540684A1 (de) 1975-09-12 1975-09-12 Verfahren zur herstellung von phosphatueberzuegen auf metalloberflaechen

Publications (2)

Publication Number Publication Date
FR2323776A1 true FR2323776A1 (fr) 1977-04-08
FR2323776B1 FR2323776B1 (xx) 1980-10-31

Family

ID=5956298

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7627141A Granted FR2323776A1 (fr) 1975-09-12 1976-09-09 Procede de phosphatation de surfaces metalliques

Country Status (8)

Country Link
AT (1) AT345627B (xx)
BE (1) BE846009A (xx)
BR (1) BR7605426A (xx)
DE (1) DE2540684A1 (xx)
FR (1) FR2323776A1 (xx)
IT (1) IT1068150B (xx)
NL (1) NL7609015A (xx)
SE (1) SE7610069L (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0363200A2 (en) * 1988-10-06 1990-04-11 Nippon Paint Co., Ltd. Improvement of zinc phosphate treatment for cold working

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2080835B (en) * 1980-07-25 1984-08-30 Pyrene Chemical Services Ltd Prevention of sludge in phosphating baths
DE3407513A1 (de) * 1984-03-01 1985-09-05 Gerhard Collardin GmbH, 5000 Köln Verfahren zur zink-calcium-phosphatierung von metalloberflaechen bei niedriger behandlungstemperatur
EP0327153B1 (de) * 1988-02-03 1993-08-04 Metallgesellschaft Ag Verfahren zur Erzeugung von Phosphatüberzügen auf Metallen
US11566330B2 (en) * 2019-04-16 2023-01-31 Ppg Industries Ohio, Inc. Systems and methods for maintaining pretreatment baths

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0363200A2 (en) * 1988-10-06 1990-04-11 Nippon Paint Co., Ltd. Improvement of zinc phosphate treatment for cold working
EP0363200A3 (en) * 1988-10-06 1990-07-18 Nippon Paint Co., Ltd. Improvement of zinc phosphate treatment for cold working

Also Published As

Publication number Publication date
AT345627B (de) 1978-09-25
IT1068150B (it) 1985-03-21
DE2540684A1 (de) 1977-03-17
ATA459876A (de) 1978-01-15
BE846009A (fr) 1976-12-31
BR7605426A (pt) 1977-08-16
SE7610069L (sv) 1977-03-13
NL7609015A (nl) 1977-03-15
FR2323776B1 (xx) 1980-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse