EP 1486585 B1 20060927 - Method of treating metal surfaces
Title (en)
Method of treating metal surfaces
Title (de)
Verfahren zur Oberflächenbehandlung von Metallen
Title (fr)
Méthode de traitement de surfaces métalliques
Publication
Application
Priority
- JP 2003164274 A 20030609
- JP 2004143688 A 20040513
Abstract (en)
[origin: EP1486585A1] It is an object of the present invention to provide a method of metal surface treatment and a surface treated metal thereby, which has excellent corrosion resistance and can form a coat having high corrosion resistance on metal substrates such as iron, zinc, aluminum and magnesium. <??>A method of metal surface treatment comprising the step of forming a chemical conversion coat on the surface of ametal article tobe treatedbya chemical conversion treatment reaction by a chemical conversion treatment agent containing a zirconium-containing compound and a fluorine-containing compound, wherein said chemical conversion treatment reaction is conducted through cathodic electrolysis treatment.
IPC 8 full level
C23C 8/04 (2006.01); C23C 22/05 (2006.01); C23C 22/34 (2006.01); C23C 22/36 (2006.01); C23C 22/48 (2006.01); C23C 22/60 (2006.01); C25D 9/00 (2006.01); C25D 9/08 (2006.01); C25D 9/12 (2006.01); C25D 11/00 (2006.01)
CPC (source: EP KR US)
C23C 22/34 (2013.01 - EP US); C23C 22/36 (2013.01 - EP US); C25D 9/08 (2013.01 - EP US); C25D 9/12 (2013.01 - EP US); C25D 11/00 (2013.01 - EP KR US); C23C 2222/20 (2013.01 - EP US)
Designated contracting state (EPC)
BE DE FR IT
DOCDB simple family (publication)
EP 1486585 A1 20041215; EP 1486585 B1 20060927; AU 2004202524 A1 20041223; CA 2470445 A1 20041209; CN 1572912 A 20050202; DE 602004002519 D1 20061109; DE 602004002519 T2 20070531; JP 2005023422 A 20050127; KR 20040105617 A 20041216; US 2004244875 A1 20041209
DOCDB simple family (application)
EP 04013487 A 20040608; AU 2004202524 A 20040608; CA 2470445 A 20040608; CN 200410046519 A 20040608; DE 602004002519 T 20040608; JP 2004143688 A 20040513; KR 20040041813 A 20040608; US 86348204 A 20040608