INORGANIC SPHERICAL ABSORPTION PIGMENT

摘要

PROBLEM TO BE SOLVED: To obtain the subject pigment exhibiting high color clearness and uniformity by including silicon dioxide microballoons each having a specific size and a metal oxide. SOLUTION: This pigment comprises silicon dioxide microballoons each 50 nm to 50μm in size and coating film containing a metal oxide except titanium dioxide or a metal oxide and a coloring matter; wherein the metal oxide is Fe2O3, FeO(OH), Fe3O4 or Cr2O3, while the coloring matter is azure, carmine red, an organic pigment or organic dye.