Patent ID: 6176907
Filing Date: 2001-01-23
Classification: C09D

Abstract:
Formulation for anti-corrosion coating materials, comprising:(i) 3-30% by mass of a monomeric and/or polymeric, metal-free or metal containing chelate-forming compound of the general formula I or II, ##STR2##in whichA and B independently at each occurrence are an aromatic or cycloaliphatic radical which may also contain heteroatoms in the ring, and also aryl, alkyl or halo groups or oxygen-, nitrogen- or sulfur containing groups as additional substituents,R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are H atoms or alkyl radicals andMe is Cu, Fe, Ni, Co, Mn, Bi, Zn or H.sub.2,(ii) 10-80% by mass of a material which binds hydroxide ions, and(iii) 5-65% by mass of a conductive pigment based on carbon, provided that it contains no platelet-shaped pigments.