EP 1670972 A1 20060621 - METHOD FOR PICKLING METALLIC SURFACES BY USING ALKOXYLATED ALKYNOLS
Title (en)
METHOD FOR PICKLING METALLIC SURFACES BY USING ALKOXYLATED ALKYNOLS
Title (de)
VERFAHREN ZUM BEIZEN METALLISCHER OBERFLÄCHEN UNTER VERWENDUNG VON ALKOXYLIERTEN ALKINOLEN
Title (fr)
PROCEDES POUR DECAPER DES SURFACES METALLIQUES AU MOYEN D'ALCYNOLS ALCOXYLES
Publication
Application
Priority
- EP 2004010719 W 20040924
- DE 10345801 A 20030930
- DE 102004019709 A 20040420
Abstract (en)
[origin: WO2005033364A1] Disclosed is a method for pickling metallic surfaces by treating the metallic surface with a composition comprising water, at least one acid, an alkyne alkoxylate, and other optional additives. In a preferred embodiment, the alkyne alkoxylate is used along with a complexing agent.
IPC 1-7
IPC 8 full level
C23C 22/08 (2006.01); C23F 11/04 (2006.01); C23G 1/06 (2006.01); C23G 1/08 (2006.01)
CPC (source: EP KR US)
C23C 22/08 (2013.01 - EP US); C23F 11/04 (2013.01 - EP US); C23G 1/02 (2013.01 - KR); C23G 1/06 (2013.01 - EP KR US); C23G 1/068 (2013.01 - EP US); C23G 1/08 (2013.01 - EP KR US); C23G 1/088 (2013.01 - EP US)
Citation (search report)
See references of WO 2005033364A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2005033364 A1 20050414; BR PI0414711 A 20061114; CA 2539246 A1 20050414; EP 1670972 A1 20060621; JP 2007507607 A 20070329; KR 20060090817 A 20060816; MX PA06002924 A 20060614; US 2007034606 A1 20070215
DOCDB simple family (application)
EP 2004010719 W 20040924; BR PI0414711 A 20040924; CA 2539246 A 20040924; EP 04765569 A 20040924; JP 2006530013 A 20040924; KR 20067006073 A 20060329; MX PA06002924 A 20040924; US 57397904 A 20040924