MODIFIED FILLER

摘要

Modified filler contains mineral base and pigmented modifying agent. It contains zinc-chromium, ferrum-chromium, nickel-chromium spent catalyst as mineral base, and mineral or organic pigment as pigmented modifying agent. The pigment contains on the surface of particles sodium salt of carboxyl-containing oligoether as product of interaction of dimethyl terephthalate with pentaerythritol and further esterification of hydroxyl groups with phthalic anhydride.