Pearlescent pigments have a long history and a wide range of uses. Traditional pearlescent pigments include natural pearl pigments and synthetic lead and bismuth, which are toxic and have limited uses. With the advancement of science and technology, the new type of pearl powder is based on mica, flake quartz, flake alumina or flake glass..

Pearlescent pigment is a kind of optical effect pigment, because it can present a certain metallic luster, so it is also called non-metallic pigment with metallic luster. Pearlescent pigment has the shining effect of metallic pigment, but also can produce the soft color of natural pearl. When irradiated by sunlight, it can produce multi-layer reflection,..