EP 0757726 A1 19970212 - METHOD OF PRE-TREATING METAL SUBSTRATES PRIOR TO PAINTING
Title (en)
METHOD OF PRE-TREATING METAL SUBSTRATES PRIOR TO PAINTING
Title (de)
VERFAHREN ZUR VORBEHANDLUNG VON METALLSUBSTRATEN VOR DEM LACKIEREN
Title (fr)
PROCEDE DE PRETRAITEMENT DE SUBSTRATS METALLIQUES AVANT APPLICATION DE PEINTURE
Publication
Application
Priority
- JP 9824994 A 19940412
- US 9504303 W 19950412
Abstract (en)
[origin: WO9527809A1] A zinc phosphate conversion coated metal substrate surface is brought into contact with an aqueous solution of pH 4 - 6 which contains 2 - 200 ppm of copper (II) cations to improve the adhesion of subsequently cathodically applied paint.
IPC 1-7
IPC 8 full level
C25D 13/20 (2006.01); C23C 22/12 (2006.01); C23C 22/82 (2006.01); C23C 22/83 (2006.01)
CPC (source: EP)
C23C 22/83 (2013.01)
Designated contracting state (EPC)
AT DE ES FR GB IT NL PT SE
DOCDB simple family (publication)
WO 9527809 A1 19951019; EP 0757726 A1 19970212; EP 0757726 A4 19970409; JP H07278891 A 19951024; ZA 953033 B 19951221
DOCDB simple family (application)
US 9504303 W 19950412; EP 95915597 A 19950412; JP 9824994 A 19940412; ZA 953033 A 19950412