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EP2817434B1 - Prétraitement de surfaces en zinc avant une passivation - Google Patents

Prétraitement de surfaces en zinc avant une passivation Download PDF

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Publication number
EP2817434B1
EP2817434B1 EP13705479.7A EP13705479A EP2817434B1 EP 2817434 B1 EP2817434 B1 EP 2817434B1 EP 13705479 A EP13705479 A EP 13705479A EP 2817434 B1 EP2817434 B1 EP 2817434B1
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EP
European Patent Office
Prior art keywords
water
acid
soluble
zinc
component
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.)
Active
Application number
EP13705479.7A
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German (de)
English (en)
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EP2817434A1 (fr
Inventor
Andreas Arnold
Michael Wolpers
Marcel Roth
Uta Sundermeier
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.)
Henkel AG and Co KGaA
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Henkel AG and Co KGaA
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Filing date
Publication date
Application filed by Henkel AG and Co KGaA filed Critical Henkel AG and Co KGaA
Priority to EP16175371.0A priority Critical patent/EP3093370B1/fr
Priority to PL16175371T priority patent/PL3093370T3/pl
Priority to EP13705479.7A priority patent/EP2817434B1/fr
Priority to PL13705479T priority patent/PL2817434T3/pl
Publication of EP2817434A1 publication Critical patent/EP2817434A1/fr
Application granted granted Critical
Publication of EP2817434B1 publication Critical patent/EP2817434B1/fr
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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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/02—Pretreatment of the material to be coated
    • 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
    • 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
    • C23C22/18—Orthophosphates containing manganese cations
    • C23C22/182—Orthophosphates containing manganese cations containing also zinc cations
    • 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
    • C23C22/60—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 alkaline aqueous solutions with pH greater than 8
    • 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
    • C23C22/73—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 characterised by the process
    • 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
    • C23C22/78—Pretreatment of the material to be coated
    • 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
    • C23C22/82—After-treatment
    • C23C22/83—Chemical after-treatment
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/40—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions
    • 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
    • C23C2222/00—Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium

Definitions

  • the FR 2 352 070 A1 discloses a method and an alkaline aqueous composition for pretreating zinc or zinc alloy surfaces, wherein first the surface is cleaned or degreased with an alkaline cleaner, then contacted with an aqueous alkaline solution, and then subjected to an acidic aqueous phosphating solution.
  • the alkaline aqueous pretreatment solution contains at least one or more ions of a metal selected from iron, nickel, cobalt, titanium, antimony, chromium or manganese, an organic chelating agent and other auxiliaries.
  • the US 3 444 007 A discloses a method and an alkaline aqueous composition for pretreating zinc or zinc alloys, wherein the surface is contacted with an aqueous alkaline solution and then subjected to a chromic acid solution.
  • the alkaline aqueous solution contains iron ions and cobalt ions and an organic chelating agent.
  • compositions (C1-C4) thin coatings of oxidic and / or metallic iron on the zinc surfaces ("icing") are obtained with all inventive compositions (C1-C4), but particularly homogeneous coatings are formed specifically by compositions (C1; C5) according to the invention comprising glycine.
  • the calibration was carried out in a two-point method by determining the absorption values of identical volumes (300 ⁇ l) of two standard solutions of ferric nitrate in 5% strength by weight nitric acid, which was used to determine the absorption values at 25 ° C. in the measuring cuvette containing 5 ml of a 1.0% sodium thiocyanate solution.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Treatment Of Metals (AREA)

Claims (14)

  1. Composition aqueuse alcaline pour la préparation de pièces métalliques présentant une surface en zinc, avec un pH d'au moins 8,5, contenant :
    a) au moins 0,01 g/l d'ions fer,
    b) au moins un acide carboxylique organique hydrosoluble, présentant au moins un groupe amino en position α, β ou γ du groupe acide, ainsi que leurs sels hydrosolubles,
    c) au moins un oxoacide de phosphore ou de soufre, ainsi de leurs sels hydrosolubles, au moins un atome de phosphore ou de soufre étant dans un degré d'oxydation intermédiaire, et
    d) au moins un acide α-hydroxycarboxylique hydrosoluble, présentant au moins un groupe hydroxyle et un groupe carboxyle et qui ne sont pas un acide carboxylique organique hydrosoluble selon les composants b), ainsi que leurs sels hydrosolubles.
  2. Composition selon la revendication 1, caractérisée en ce qu'elle contient au moins 1 g/l, préférentiellement au moins 2 g/l, mis en tout pas plus de 10 g/l d'ions fer.
  3. Composition selon la ou les revendications précédentes, caractérisée en ce que le rapport molaire des ions fer aux acides carboxyliques organiques hydrosolubles selon les composants b) et leurs sels hydrosolubles est d'au moins 1:12, de préférence d'au moins 1:8, mais de pas plus que de 2:1, de préférence pas plus que de 1:1.
  4. Composition selon une ou plusieurs des revendications précédentes, caractérisée en ce que les acides carboxyliques organiques hydrosolubles selon les composants b) sont choisis parmi des acides α-aminés présentant de préférence, outre des groupes amino et carboxyles, exclusivement des groupes hydroxyles, et choisis particulièrement préférentiellement parmi la lysine, la sérine, la thréonine, l'alanine, la glycine, l'acide asparagique et/ou l'acide glutamique.
  5. Composition selon une ou plusieurs des revendications précédentes, caractérisée en ce que le rapport molaire des ions fer aux acides du phosphore ou du soufre selon les composants c) et leurs sels hydrosolubles est d'au moins 1:10, de préférence d'au moins 1:6, mais de pas plus que de 3:1, de préférence pas plus que de 2:1.
  6. Composition selon une ou plusieurs des revendications précédentes, caractérisée en ce que les oxoacides de phosphore ou de soufre selon les composants c) sont choisis parmi l'acide hyponitreux, l'acide nitreux, l'acide nitrique, l'acide hypophosphorique, l'acide hypodiphosphonique, l'acide diphosphorique (III, V), l'acide phosphonique, l'acide diphosphonique et/ou l'acide hypophosphoreux, ainsi que leurs sels hydrosolubles.
  7. Composition selon une ou plusieurs des revendications précédentes, caractérisée en ce que le rapport molaire des ions fer aux acides α-hydroxycarboxyliques hydrosolubles selon les composants d) et leurs sels hydrosolubles est d'au moins 1:4, de préférence d'au moins 1:3, mais de pas plus que de 2:1, de préférence pas plus que de 1:1.
  8. Composition selon une ou plusieurs des revendications précédentes, caractérisée en ce que les acides α-hydroxycarboxylique hydrosoluble selon les composants d) ne présentent pas plus de 8 atomes de carbone, et sont de préférence choisis parmi des acides polyhydroxymonocarboxyliques et/ou acides polyhydroxydicarboxyliques, avec respectivement au moins 4 atomes de carbone, l'acide tartronique, acide glycolique, acide lactique et/ou acide α-hydroxybutyrique.
  9. Composition selon une ou plusieurs des revendications précédentes, caractérisée en ce que son pH n'est pas supérieur à 11,0, de préférence pas supérieur à 10,5, particulièrement préférentiellement pas supérieur à 10,0.
  10. Composition selon une ou plusieurs des revendications précédentes, caractérisée en ce que les ions zinc ne sont pas contenus en telle quantité que le rapport de la proportion molaire en ions zinc et fer à la proportion molaire en acides carboxyliques organiques hydrosolubles selon les composants b) et en acides α-hydroxycarboxyliques hydrosolubles selon les composants d) et leurs sels hydrosolubles respectifs soit supérieur à 1:1, de préférence supérieur à 2:3.
  11. Procédé de préparation de surfaces d'acier galvanisé, caractérisé en ce que les surfaces d'acide galvanisé :
    i) sont d'abord, éventuellement, nettoyées et dégraissées avec un nettoyant alcalin,
    ii) sont mises en contact avec une composition alcaline selon une ou plusieurs des revendications précédentes, et
    iii) sont ensuite soumises à un traitement chimique de conversion passivant par voie humide.
  12. Procédé selon la revendication 11, caractérisé en ce que l'étape ii) se fait sans courant externe.
  13. Procédé selon la ou les revendications 11 et 12, caractérisé en ce que le traitement chimique de conversion passivant par voie humide consiste en ce que les surfaces d'acier galvanisé préparées à l'étape ii) sont mises en contact avec une composition aqueuse acide qui contient en tout au moins 5 ppm, mais en tout pas plus de 1500 ppm de composés minéraux hydrosolubles des éléments Zr, Ti, Si et/ou Hf, rapportés aux éléments susmentionnés et, préférentiellement, des composés minéraux hydrosolubles qui libèrent des ions fluorures.
  14. Procédé selon la ou les revendications 11 et 12, caractérisé en ce que le traitement chimique de conversion passivant par voie humide consiste en ce que les surfaces d'acier galvanisé préparées à l'étape ii) sont mises en contact avec une composition aqueuse acide qui présente un pH entre 2,5 et 3,6, et contient
    a) 0,2 à 3,0 g/l d'ions Zn(II),
    b) 5,0 à 30 g/l d'ions phosphate, calculés sous forme de P2O5, et
    c) préférentiellement respectivement moins de 0,1 g/l de composés ioniques des métaux nickel et cobalt, rapportés respectivement à l'élément métallique.
EP13705479.7A 2012-02-24 2013-02-22 Prétraitement de surfaces en zinc avant une passivation Active EP2817434B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP16175371.0A EP3093370B1 (fr) 2012-02-24 2013-02-22 Prétraitement des surfaces en zinc avant une zinc - phosphatation
PL16175371T PL3093370T3 (pl) 2012-02-24 2013-02-22 Obróbka wstępna powierzchni cynkowych przed fosforanowaniem cynkowym
EP13705479.7A EP2817434B1 (fr) 2012-02-24 2013-02-22 Prétraitement de surfaces en zinc avant une passivation
PL13705479T PL2817434T3 (pl) 2012-02-24 2013-02-22 Obróbka wstępna powierzchni cynkowych przed pasywacją

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12156863.8A EP2631333A1 (fr) 2012-02-24 2012-02-24 Prétraitement de surfaces en zinc avant une passivation
PCT/EP2013/053522 WO2013124400A1 (fr) 2012-02-24 2013-02-22 Prétraitement de surfaces en zinc avant une passivation
EP13705479.7A EP2817434B1 (fr) 2012-02-24 2013-02-22 Prétraitement de surfaces en zinc avant une passivation

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP16175371.0A Division-Into EP3093370B1 (fr) 2012-02-24 2013-02-22 Prétraitement des surfaces en zinc avant une zinc - phosphatation
EP16175371.0A Division EP3093370B1 (fr) 2012-02-24 2013-02-22 Prétraitement des surfaces en zinc avant une zinc - phosphatation

Publications (2)

Publication Number Publication Date
EP2817434A1 EP2817434A1 (fr) 2014-12-31
EP2817434B1 true EP2817434B1 (fr) 2017-02-01

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Family Applications (3)

Application Number Title Priority Date Filing Date
EP12156863.8A Withdrawn EP2631333A1 (fr) 2012-02-24 2012-02-24 Prétraitement de surfaces en zinc avant une passivation
EP13705479.7A Active EP2817434B1 (fr) 2012-02-24 2013-02-22 Prétraitement de surfaces en zinc avant une passivation
EP16175371.0A Active EP3093370B1 (fr) 2012-02-24 2013-02-22 Prétraitement des surfaces en zinc avant une zinc - phosphatation

Family Applications Before (1)

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EP12156863.8A Withdrawn EP2631333A1 (fr) 2012-02-24 2012-02-24 Prétraitement de surfaces en zinc avant une passivation

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Application Number Title Priority Date Filing Date
EP16175371.0A Active EP3093370B1 (fr) 2012-02-24 2013-02-22 Prétraitement des surfaces en zinc avant une zinc - phosphatation

Country Status (11)

Country Link
US (1) US10227686B2 (fr)
EP (3) EP2631333A1 (fr)
JP (1) JP6526968B2 (fr)
KR (1) KR102095832B1 (fr)
CN (1) CN104185693B (fr)
AU (1) AU2013224115B2 (fr)
CA (1) CA2864467C (fr)
ES (2) ES2658337T3 (fr)
HU (2) HUE038740T2 (fr)
PL (2) PL2817434T3 (fr)
WO (1) WO2013124400A1 (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014223169A1 (de) * 2014-11-13 2016-05-19 Henkel Ag & Co. Kgaa Verfahren zur selektiven Entfernung von Zink-Ionen aus alkalischen Badlösungen in der Oberflächenbehandlung von metallischen Bauteilen in Serie
WO2016120670A1 (fr) * 2015-01-30 2016-08-04 Arcelormittal Procédé de préparation d'une tôle revêtue comprenant l'application d'une solution aqueuse comprenant un aminoacide et utilisation associée pour améliorer la compatibilité avec un adhésif
WO2016120669A1 (fr) * 2015-01-30 2016-08-04 Arcelormittal Procédé de préparation d'une tôle revêtue comprenant l'application d'une solution aqueuse comprenant un aminoacide et utilisation associée pour améliorer la résistance à la corrosion
WO2016120671A1 (fr) * 2015-01-30 2016-08-04 Arcelormittal Procédé de préparation d'une tôle revêtue comprenant l'application d'une solution aqueuse comprenant un aminoacide et utilisation associée pour améliorer les propriétés tribologiques
US10882771B2 (en) 2015-02-06 2021-01-05 Baker Hughes, A Ge Company, Llc Use of phosphino polymer and polyhydroxypolycarboxylic acid as corrosion inhibitor
WO2017109541A1 (fr) 2015-12-21 2017-06-29 Arcelormittal Procédé de production d'une tôle d'acier revêtue de haute résistance présentant une ductilité et une aptitude au formage améliorées, et tôle d'acier revêtue ainsi obtenue
US10683576B2 (en) 2017-03-27 2020-06-16 Baker Hughes, A Ge Company, Llc Corrosion inhibitors for passivation of galvanized coatings and carbon steel
US10655217B2 (en) * 2018-05-01 2020-05-19 Spts Technologies Limited Method of forming a passivation layer on a substrate
EP3569734A1 (fr) 2018-05-18 2019-11-20 Henkel AG & Co. KGaA Composition de passivation à base de chrome trivalent
EP3663435B1 (fr) 2018-12-05 2024-03-13 Henkel AG & Co. KGaA Composition de passivation basée sur des mélanges d'acides phosphorique et phosphonique
EP3828306A1 (fr) * 2019-11-26 2021-06-02 Henkel AG & Co. KGaA Procédé économe en ressources permettant d'activer une surface métallique avant une phosphatation
EP3828307A1 (fr) * 2019-11-26 2021-06-02 Henkel AG & Co. KGaA Procédé économe en ressources permettant d'activer une surface métallique avant une phosphatation
WO2021139955A1 (fr) 2020-01-06 2021-07-15 Henkel Ag & Co. Kgaa Composition de passivation appropriée pour des surfaces internes de réservoirs d'acier revêtus de zinc stockant des hydrocarbures
CN116670236A (zh) 2021-01-06 2023-08-29 汉高股份有限及两合公司 用于涂锌铝钢的基于Cr(III)的改善钝化
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EP4148163A1 (fr) * 2021-09-13 2023-03-15 Henkel AG & Co. KGaA Procédé de nettoyage et/ou de prétraitement de protection contre la corrosion d'une pluralité de composants comprenant de l'acier galvanisé (zm)
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KR20140129238A (ko) 2014-11-06
PL2817434T3 (pl) 2017-07-31
ES2658337T3 (es) 2018-03-09
JP6526968B2 (ja) 2019-06-12
EP2631333A1 (fr) 2013-08-28
US20140360630A1 (en) 2014-12-11
CN104185693B (zh) 2016-06-29
PL3093370T3 (pl) 2018-07-31
CN104185693A (zh) 2014-12-03
KR102095832B1 (ko) 2020-04-01
HUE038740T2 (hu) 2018-11-28
EP3093370B1 (fr) 2018-01-17
CA2864467C (fr) 2020-05-05
CA2864467A1 (fr) 2013-08-29
AU2013224115B2 (en) 2017-02-02
JP2015510550A (ja) 2015-04-09
AU2013224115A1 (en) 2014-09-11
EP2817434A1 (fr) 2014-12-31
ES2624195T3 (es) 2017-07-13
EP3093370A1 (fr) 2016-11-16
US10227686B2 (en) 2019-03-12
WO2013124400A1 (fr) 2013-08-29
HUE033958T2 (en) 2018-01-29

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