The object of the invention is to provide a powder composition and a dispersion of powder in oil which provides good water resistance and sebum resistance, a low aggregation tendency and an excellent dispersibility in various oils and is also to provide cosmetics comprising same to provide users with satisfaction Means to Solve the Problems A powder composition comprising silicone according to the following formula (1) and powder and/or a coloring agent, a dispersion of powder in oil in which the powder composition is dispersed, and the cosmetics comprising same,
R
1
a
R
2
b
R
3
c
SiO
(4−a−b−c)/2
(
1
)
wherein R
1
may be same with or different from each other and is an organic group selected from the group consisting of C
1-30
alkyl groups, aryl groups, aralkyl groups, fluorinated alkyl groups, amino-substituted alkyl groups, carboxyl substituted alkyl groups, or polyoxyalkylene groups, R
2
is a polyglycerin derivative, and R
3
is organosilicone.
本发明的目的是提供一种粉末组合物和粉末在油中的分散体,该组合物和分散体具有良好的耐
水性和耐皮脂性,在各种油中具有低聚集倾向和优异的分散性,同时还提供包含该粉末组合物和分散体的化妆品,以使用户满意。 解决问题的方法 一种由符合下式(1)的有机
硅和粉末和/或
着色剂组成的粉末组合物,一种粉末在油中的分散体,该粉末组合物和分散体包含在其中的化妆品、
R
1
a
R
2
b
R
3
c
SiO
(4-a-b-c)/2
(
1
)
其中 R
1
可以相同或互不相同,并且是一个有机基团,选自由 C
1-30
烷基、芳基、芳烷基、
氟化烷基、
氨基取代烷基、羧基取代烷基或聚氧亚烷基组成的组中的有机基团,R
2
是聚
甘油衍
生物,而 R
3
是有机
硅。