Patent ID: 8016934
Filing Date: 2011-09-13
Classification: A61K,A61Q,C01P,C09C,C09D,Y10T

Abstract:
1. A pearl pigment, comprising: flaky powder particles, wherein the surface of said particles are directly coated with a colored iron (III) oxide to form a first coating, wherein said colored iron (III) oxide-coated flaky powder particle is further coated with a second coating of a colorless metal or a colorless metal oxide, wherein said second coating is directly adjacent to said first coating, wherein the thickness of said first coating is less than the thickness of said second coating and said second coating has a geometric thickness ranging from 80 to 360 nm, and wherein when said pearl pigment is applied onto the surface of black artificial leather in an average amount of 0.05 mg/cm wherein the colorless metal is titanium or the colorless metal oxide is titanium oxide.