EP 1041174 B1 20040630 - Melamine containing corrosion inhibiting composition
Title (en)
Melamine containing corrosion inhibiting composition
Title (de)
Melamin enthaltendes Korrosionsschutzmittel
Title (fr)
Compositions inhibitrices de la corrosion contenant de la méamine
Publication
Application
Priority
EP 99106518 A 19990330
Abstract (en)
[origin: EP1041174A1] Corrosion inhibitor composition comprises melamine and a polycarboxylic acid (I) in a molar ratio of 1:1.5-5, preferably 1:3 Corrosion inhibitor composition comprises melamine and a polycarboxylic acid of formula (I) in a molar ratio of 1:1.5-5, preferably 1:3. HOOC-X-COOH (I) X = 1-20C alkylene or alkylidene, optionally substituted by OH or COOH and optionally interrupted by cyclopentylene, cyclohexylene or phenylene. An Independent claim is also included for an aqueous system containing the corrosion inhibitor composition in an amount of 0.1-10 wt.%.
IPC 1-7
IPC 8 full level
C23F 11/10 (2006.01)
CPC (source: EP)
C23F 11/10 (2013.01)
Designated contracting state (EPC)
AT DE FR GB IT
DOCDB simple family (publication)
EP 1041174 A1 20001004; EP 1041174 B1 20040630; AT E270352 T1 20040715; DE 59909853 D1 20040805
DOCDB simple family (application)
EP 99106518 A 19990330; AT 99106518 T 19990330; DE 59909853 T 19990330