Compositions containing lipid compounds derived from sphingoid bases, their process of preparation
申请人:L'Oreal S.A.
公开号:US06248352B1
公开(公告)日:2001-06-19
The invention encompasses compounds corresponding to the formula
in which
R1 denotes a C1-C31, preferably C9-C25, hydrocarbon-comprising radical, in particular a saturated or unsaturated, linear or branched, C1-C31, preferably C9-C25, alkyl radical which can be substituted by one or more optionally esterified hydroxyls; and OR2 denotes a cholesteryl radical; the said compounds being in the form of a pure enantiomer or in the form of a mixture of isomers. The invention also relates to their process of preparation and to their use, in particular for the treatment and care of the skin, hair, nails and eyelashes, in cosmetics or in dermatology.