Sunscreen compositions comprising insoluble organic UV-screening agents and hydroxyalkylurea compounds
申请人:Candau Didier
公开号:US20060177394A1
公开(公告)日:2006-08-10
Cosmetic, notably anti-sun/sunscreen compositions having improved comfort after application onto keratin materials, e.g., human skin, contain at least one system for screening out UV radiation, and also contain: (a) at least one insoluble organic UV-screening agent, and
(b) at least one hydroxyalkylurea compound of formula (I):
in which R
1
, R
2
, R
3
and R
4
each independently represent a hydrogen atom, a C
1
-C
4
alkyl radical or a C
2
-C
6
hydroxyalkyl radical containing from 1 to 5 hydroxyl groups, at least one of the radicals R
1
-R
4
representing a hydroxyalkyl group, or salt, solvate or isomer thereof, formulated into (c) a topically applicable, cosmetically acceptable carrier therefor.
化妆品,特别是防晒/防晒霜组合物,在涂抹到角质材料(如人类皮肤)上后,可改善其舒适性,该组合物至少含有一种紫外线辐射屏蔽系统,还含有: (a) 至少一种不溶性有机紫外线屏蔽剂,以及
(b) 至少一种式 (I) 的羟基烷基脲化合物:
其中 R
1
, R
2
, R
3
和 R
4
各自独立地代表一个氢原子、一个 C
1
-C
4
烷基或 C
2
-C
6
含有 1 至 5 个羟基的羟烷基,其中至少一个基 R
1
-R
4
代表羟烷基的基团,或其盐、溶液或异构体,配制成 (c) 可局部使用的、美容上可接受的载体。