DE59901680D1 - Vorbereitung von werkstücken für die kaltumformung - Google Patents

Vorbereitung von werkstücken für die kaltumformung

Info

Publication number
DE59901680D1
DE59901680D1 DE59901680T DE59901680T DE59901680D1 DE 59901680 D1 DE59901680 D1 DE 59901680D1 DE 59901680 T DE59901680 T DE 59901680T DE 59901680 T DE59901680 T DE 59901680T DE 59901680 D1 DE59901680 D1 DE 59901680D1
Authority
DE
Germany
Prior art keywords
workpieces
acid
cold forming
lactic acid
preparation
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 - Fee Related
Application number
DE59901680T
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 DE59901680D1 publication Critical patent/DE59901680D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
DE59901680T 1998-09-28 1999-09-21 Vorbereitung von werkstücken für die kaltumformung Expired - Fee Related DE59901680D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19844391A DE19844391C2 (de) 1998-09-28 1998-09-28 Verfahren zur Vorbereitung von Werkstücken für die Kaltumformung
PCT/EP1999/006978 WO2000018983A1 (de) 1998-09-28 1999-09-21 Vorbereitung von werkstücken für die kaltumformung

Publications (1)

Publication Number Publication Date
DE59901680D1 true DE59901680D1 (de) 2002-07-11

Family

ID=7882486

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19844391A Withdrawn - After Issue DE19844391C2 (de) 1998-09-28 1998-09-28 Verfahren zur Vorbereitung von Werkstücken für die Kaltumformung
DE59901680T Expired - Fee Related DE59901680D1 (de) 1998-09-28 1999-09-21 Vorbereitung von werkstücken für die kaltumformung

Family Applications Before (1)

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DE19844391A Withdrawn - After Issue DE19844391C2 (de) 1998-09-28 1998-09-28 Verfahren zur Vorbereitung von Werkstücken für die Kaltumformung

Country Status (6)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
WO2000018983A1 (de) 2000-04-06
EP1135543A1 (de) 2001-09-26
EP1135543B1 (de) 2002-06-05
DE19844391C2 (de) 2003-01-09
ATE218629T1 (de) 2002-06-15
DE19844391A1 (de) 2000-04-13
ES2178504T3 (es) 2002-12-16
US6482273B1 (en) 2002-11-19

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee