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ZDHÂ® series are classic effect pigments , which consists of treated natural mica flakes coated with a thin layer of metal oxide , such as titanium dioxide or/iron oxide . Through a combination of transparency , refraction , multiple reflections , particle size and coating thickness , a wide variety of color effects are produced . These color effects are found elsewhere only in nature-silver white , interference and metallic luster effects .
ZDHÂ® series present excellent compatibility with all kinds of transparent and translucent systems , and also have very good dispersibility , light fastness , acid & alkali resistance and thermal stability etc . ZDHÂ® series are non-migration , non-tading , pigments widely applied in plastics , paints , printing and cosmetics .