ES2178504T3 - Preparacion de piezas de trabajo para la configuracion en frio. - Google Patents

Preparacion de piezas de trabajo para la configuracion en frio.

Info

Publication number
ES2178504T3
ES2178504T3 ES99969750T ES99969750T ES2178504T3 ES 2178504 T3 ES2178504 T3 ES 2178504T3 ES 99969750 T ES99969750 T ES 99969750T ES 99969750 T ES99969750 T ES 99969750T ES 2178504 T3 ES2178504 T3 ES 2178504T3
Authority
ES
Spain
Prior art keywords
acid
workpieces
preparation
lactic acid
rinsing
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 - Lifetime
Application number
ES99969750T
Other languages
English (en)
Inventor
Klaus-Dieter Nittel
Uwe Rau
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.)
Chemetall GmbH
Original Assignee
Chemetall 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 Chemetall GmbH filed Critical Chemetall GmbH
Application granted granted Critical
Publication of ES2178504T3 publication Critical patent/ES2178504T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C23C22/78—Pretreatment of the material to be coated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Lubricants (AREA)
  • Metal Extraction Processes (AREA)
  • Polarising Elements (AREA)

Abstract

Procedimiento para la preparación de piezas de trabajo fosfatables para su configuración en frío, exenta de tensiones, mediante decapado ácido, lavado, secado y tratamiento con lubricantes de reacción ácidos, que contienen iones fosfato, caracterizado porque las piezas de trabajo, antes del secado, se lavan con una solución que contiene ácido láctico y presenta un valor del pH por debajo de 3.
ES99969750T 1998-09-28 1999-09-21 Preparacion de piezas de trabajo para la configuracion en frio. Expired - Lifetime ES2178504T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19844391A DE19844391C2 (de) 1998-09-28 1998-09-28 Verfahren zur Vorbereitung von Werkstücken für die Kaltumformung

Publications (1)

Publication Number Publication Date
ES2178504T3 true ES2178504T3 (es) 2002-12-16

Family

ID=7882486

Family Applications (1)

Application Number Title Priority Date Filing Date
ES99969750T Expired - Lifetime ES2178504T3 (es) 1998-09-28 1999-09-21 Preparacion de piezas de trabajo para la configuracion en frio.

Country Status (6)

Country Link
US (1) US6482273B1 (es)
EP (1) EP1135543B1 (es)
AT (1) ATE218629T1 (es)
DE (2) DE19844391C2 (es)
ES (1) ES2178504T3 (es)
WO (1) WO2000018983A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI457431B (zh) * 2008-01-30 2014-10-21 Chemetall Gmbh 將金屬表面施以一種潤滑劑組成物的方法
TWI457433B (zh) * 2008-01-30 2014-10-21 Chemetall Gmbh 將金屬表面施以一磷酸鹽層然後施以一潤滑劑層的方法
TWI457432B (zh) * 2008-01-30 2014-10-21 Chemetall Gmbh 將金屬表面施以一含蠟的潤滑劑組成物的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB665993A (en) * 1947-07-23 1952-02-06 Plasco Ltd Process and composition for producing a dyeable corrosion-resistant coating on zinc and zinc alloys
DE975008C (de) * 1952-08-06 1961-08-03 American Chem Paint Co Verfahren zur Herstellung von Phosphatueberzuegen auf Zink und dessen Legierungen
DE2103086C3 (de) * 1971-01-23 1979-11-15 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Oberflächenbehandlung von Werkstücken aus Eisen und Stahl
US3795548A (en) * 1972-01-10 1974-03-05 Oxy Metal Finishing Corp Procedure for surface treatment of iron and steel
JPH0696773B2 (ja) * 1989-06-15 1994-11-30 日本ペイント株式会社 金属表面のリン酸亜鉛皮膜形成方法
US5624480A (en) * 1993-04-07 1997-04-29 Henkel Corporation Composition and process for substitutionally plating zinciferous surfaces
DE4433946A1 (de) * 1994-09-23 1996-03-28 Henkel Kgaa Phosphatierverfahren ohne Nachspülung

Also Published As

Publication number Publication date
EP1135543B1 (de) 2002-06-05
US6482273B1 (en) 2002-11-19
ATE218629T1 (de) 2002-06-15
DE19844391C2 (de) 2003-01-09
WO2000018983A1 (de) 2000-04-06
DE59901680D1 (de) 2002-07-11
EP1135543A1 (de) 2001-09-26
DE19844391A1 (de) 2000-04-13

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