The bright pigment, cosmetics, paint composition and the resin composition, as well as processes for the preparation of the bright pigment containing the same
The bright pigment of the present invention, a flake shaped particle, a metal oxide layer covering the surface of the flaky particles, a bright pigment including the thickness variation coefficient (the metal oxide of the metal oxide layer the average thickness of the standard deviation / the metal oxide layer having a thickness of the object layer) is 20% or less. Bright pigment preferably comprises sodium component of sodium component is Na 2 O, the content of Na 2 O in the flaky particles, less than 3 mass% or more 9.5% by mass. The specific surface area of the bright pigment is preferably not more than 5.0m 2 / g.本発明の光輝性顔料は、薄片状粒子と、前記薄片状粒子の表面を被覆する金属酸化物層と、を含む光輝性顔料であって、前記金属酸化物層の厚み変動係数（前記金属酸化物層の厚みの標準偏差／前記金属酸化物層の平均厚み）が、２０％以下である。光輝性顔料は、好ましくはナトリウム成分を含み、ナトリウム成分はＮａ２Ｏであり、薄片状粒子中のＮａ２Ｏの含有量が、３質量％以上９．５質量％未満である。光輝性顔料の比表面積は好ましくは５．０ｍ2／ｇ以下である。
