EP 1816234 B1 20090513 - Aqueous passivating coating composition for zinc or zinc alloys and method for using same
Title (en)
Aqueous passivating coating composition for zinc or zinc alloys and method for using same
Title (de)
Wässrige Reaktionslösung und Verfahren zur Passivierung von Zink- und Zinklegierungen
Title (fr)
Procédé et composition aqueuse pour la passivation du zinc ou des alliages à base de zinc
Publication
Application
Priority
EP 06001930 A 20060131
Abstract (en)
[origin: EP1816234A1] Aqueous reaction solution contains trivalent chromium ions and nicotinic acid, its salts and derivatives. An independent claim is also included for a method for passivating surfaces of workpieces made from zinc and zinc alloys.
IPC 8 full level
C23C 22/53 (2006.01); C23C 22/34 (2006.01)
CPC (source: EP US)
C23C 22/17 (2013.01 - EP US); C23C 22/34 (2013.01 - EP US); C23C 22/53 (2013.01 - EP US); C23C 22/84 (2013.01 - EP US); C23C 2222/10 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1816234 A1 20070808; EP 1816234 B1 20090513; AT E431442 T1 20090515; CA 2624215 A1 20070809; CA 2624215 C 20130702; CN 101356301 A 20090128; CN 101356301 B 20111228; DE 502006003710 D1 20090625; EP 1979507 A1 20081015; JP 2009525398 A 20090709; JP 5130226 B2 20130130; PL 1816234 T3 20091030; US 2009032146 A1 20090205; US 8262811 B2 20120911; WO 2007088030 A1 20070809
DOCDB simple family (application)
EP 06001930 A 20060131; AT 06001930 T 20060131; CA 2624215 A 20070123; CN 200780001302 A 20070123; DE 502006003710 T 20060131; EP 07703155 A 20070123; EP 2007000805 W 20070123; JP 2008551736 A 20070123; PL 06001930 T 20060131; US 8679607 A 20070123