C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 229/30 (2006.01) A61K 8/35 (2006.01) A61K 8/44 (2006.01) A61Q 17/04 (2006.01)
Patent
CA 2244556
The invention relates to a cosmetic light-screening composition for protecting human skin or human hair against ultraviolett radiation containing at least one compound of formula I (see fig. I) wherein R1 represents a C1-8 straight or branched alkyl chain, and R2 and R3 each independently represent a C1-8 straight or branched alkyl chain.
L'invention concerne une composition cosmétique servant d'écran solaire pour protéger la peau ou les cheveux d'humains contre le rayonnement ultraviolet, contenant au moins un composé de formule I (voir fig. I), dans laquelle R1 représente un alkyle à chaîne linéaire ou ramifiée en C1-8, et R2 et R3 représentent indépendamment l'un de l'autre un alkyle à chaîne linéaire ou ramifiée en C1-8.
Bringhen Alain
Gonzenbach Hans Ulrich
Pochon Magali
Sidrac Dominique
Dsm Ip Assets B.v.
F. Hoffmann-La Roche Ag
Gowling Lafleur Henderson Llp
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