[EN] COMPOSITE PIGMENT AND METHOD FOR PREPARING THE SAME<br/>[FR] PIGMENT COMPOSITE ET SON PROCÉDÉ DE PRÉPARATION
申请人:OREAL
公开号:WO2014010099A1
公开(公告)日:2014-01-16
The present invention relates to a composite pigment comprising: at least one small core particle with a mean particle size of more than 100 nm and less than 1 μm, preferably less than 600 nm, and more preferably less than 400 nm; and optionally at least one large core particle with a mean particle size of 2 μm or more, preferably 3 μm or more, more preferably 4 μm or more, and even more preferably 5 μm or more, wherein the surface of the small core particle is at least in part covered with at least one coating layer comprising at least one particulate organic solid UV filter and wherein the small core particle comprises at least one organic polymer. The composite pigment according to the present invention can provide enhanced UV filtering effects and safety, and optionally enhanced coloring effects.