EP4063535A3 - Verfahren für vorbehandlung von stahl und eisen in einem behandlungsbad - Google Patents

Verfahren für vorbehandlung von stahl und eisen in einem behandlungsbad Download PDF

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Publication number
EP4063535A3
EP4063535A3 EP22164138.4A EP22164138A EP4063535A3 EP 4063535 A3 EP4063535 A3 EP 4063535A3 EP 22164138 A EP22164138 A EP 22164138A EP 4063535 A3 EP4063535 A3 EP 4063535A3
Authority
EP
European Patent Office
Prior art keywords
iron
steel
pretreatment
treatment bath
treatment
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.)
Pending
Application number
EP22164138.4A
Other languages
English (en)
French (fr)
Other versions
EP4063535A2 (de
Inventor
Robert Ecker
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
Priority claimed from DE102021004167.4A external-priority patent/DE102021004167A1/de
Application filed by Individual filed Critical Individual
Publication of EP4063535A2 publication Critical patent/EP4063535A2/de
Publication of EP4063535A3 publication Critical patent/EP4063535A3/de
Pending legal-status Critical Current

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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
    • 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
    • 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
    • C23C22/77—Controlling or regulating of the coating 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
    • C23C22/82—After-treatment

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)

Abstract

Verfahren für die Vorbehandlung von Stahl und Eisen in einem Behandlungsbad mit regelmäßiger Titration zur Sicherstellung bestimmter Parameter und Einsatz verbesserter chemischer Materialien für eine wirkungsvolle und optimale Vorbehandlung.
EP22164138.4A 2021-03-25 2022-03-24 Verfahren für vorbehandlung von stahl und eisen in einem behandlungsbad Pending EP4063535A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102021001551 2021-03-25
DE102021004167.4A DE102021004167A1 (de) 2021-03-25 2021-08-13 Verfahren für Vorbehandlung von Stahl und Eisen in einem Behandlungsbad

Publications (2)

Publication Number Publication Date
EP4063535A2 EP4063535A2 (de) 2022-09-28
EP4063535A3 true EP4063535A3 (de) 2022-11-30

Family

ID=80933537

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22164138.4A Pending EP4063535A3 (de) 2021-03-25 2022-03-24 Verfahren für vorbehandlung von stahl und eisen in einem behandlungsbad

Country Status (1)

Country Link
EP (1) EP4063535A3 (de)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005023023A1 (de) * 2005-05-19 2006-11-23 Chemetall Gmbh Verfahren zur Vorbereitung von metallischen Werkstücken zum Kaltumformen
WO2015176696A2 (de) * 2014-05-23 2015-11-26 Robert Ecker Verfahren zum phosphatieren und vorrichtung zum beizen und phosphatieren von eisenmetallen
DE102019002417A1 (de) * 2018-12-20 2020-06-25 IAP Industrial Acid Proofing Europe GmbH Verfahren und Vorrichtung zum Phosphatieren von Bauteilen aus Eisenmetall

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017176696A1 (en) 2016-04-04 2017-10-12 Rhodia Operations Alkyl thiophosphoric triamide and neem oil solvent systems for use in agricultural applications

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005023023A1 (de) * 2005-05-19 2006-11-23 Chemetall Gmbh Verfahren zur Vorbereitung von metallischen Werkstücken zum Kaltumformen
WO2015176696A2 (de) * 2014-05-23 2015-11-26 Robert Ecker Verfahren zum phosphatieren und vorrichtung zum beizen und phosphatieren von eisenmetallen
DE102019002417A1 (de) * 2018-12-20 2020-06-25 IAP Industrial Acid Proofing Europe GmbH Verfahren und Vorrichtung zum Phosphatieren von Bauteilen aus Eisenmetall

Also Published As

Publication number Publication date
EP4063535A2 (de) 2022-09-28

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