摘要:
A pigment preparation comprising (i) 10-80% by wt. of a platelet-shaped substrate coated with a metal oxide, and (ii) 20-90% by wt. of an active pigment.
摘要:
A pigment preparation for anti-corrosion coating materials, comprising (i) 3-40% by weight of a monomeric or polymeric, metal-free or metal-containing chelate-forming compound, preferably a phthalocyanine, (ii) 3-40% by weight of a material in flake form, preferably mica, and (iii) 25-80% by weight of a hydroxide ion-binding material, preferably a metaphosphate, di- or triphosphate. In a further embodiment, the pigment preparation additionally contains 5-65% by weight of a conductive pigment.