Pearl pigment is made according to the principle of pearl. Natural or man-madepearl is laminate structure, consisting of calcium carbonate layer, protein layer and core. Pearl pigment is a kind of inorganic pigment, its basic material is small mica wafer and its surface cladding is metal oxide of high refraction index,such as TiO2, ZrO2, etc, Various with deep layered and special luster feeling and reproduce the elegant luster and cointerference colors will be obtained along with the different thickness of cladding layer. The products will endue the surface coating and plastics lor possessed by pearl, shell, butterfly, swimming fish and metal in the nature it’s non-poisonous, high temperature, illumination, acid and alkali resistant, non-discoloring, non-migratory and non-conducting.