| abstract |
A cosmetic composition comprising a cosmetic basenselected from the group consisting of liquid base, pastenbase and powder base, a perfume ingredient, and polyamidenparticles wherein the polyamide particles comprise atnleast either of the porous polyamide particles of thenfollowing (1) and (2) shows satisfactory shape retentionnon human skin, excellent light-scattering properties tondiminish abnormal light reflection on human skin surface,nand excellent oil-absorbing properties to effectivelynabsorb lipid oozing from human body when it is applied tonhuman skin: (1) spherical porous polyamide particles havingna number average particle diameter of 1 to 30 µm, anBET specific surface area of 5 m 2 /g or larger, a boilednlinseed oil absorption of 200 mL/100 g or larger, ancrystallinity of 40% or higher (measured by DSC), and anratio of volume average particle diameter/number averagenparticle diameter of 1.0 to 1.5, and (2) cylindrical orndumbbell shaped porous polyamide particles having a numbernaverage particle length of 0.5 to 25 µm, a ratio ofnparticle length/particle width of 3 to 50, a BET specificnsurface area of 5 m 2 /g or larger, a boiled linseed oil absorptionnof 200 mL/100 g or larger, and a crystallinitynof 40% or higher (measured by DSC). |