Back to results
US 5,393,517 AGranted
Sunscreening compositions containing 1,3,5-triazine derivatives
Assignee3V Sigma S.p.A.
InventorRaspanti Giuseppe
Life of this patent
Estimating the term…
Abstract
Derivatives of 2,4,6-tris-[(p-carboxy)-anilino]-5-triazine are described, which can be used as light stabilizers for synthetic polymers and for the preparation of cosmetic and dermatological compositions.
Claims6
An ultraviolet or sunscreening cosmetic composition comprising an effective sunscreening amount of a compound of the formula (I):
- ##STR23## in which R is C.sub.5 -C.sub.12 cycloalkyl which may be mono- or poly-substituted by C.sub.1 -C.sub.4 alkyl, or a group of the formula (II), (III) or (IV):
- ##STR24## in which R.sub.2 is C.sub.1 -C.sub.9 alkyl, n can be an integer from 0 to 3,
- R.sub.3 is hydrogen or methyl,
- A is C.sub.5 -C.sub.8 cycloalkyl or C.sub.4 -C.sub.8 alkyl,
- B is C.sub.1 -C.sub.4 alkyl,
- m can be an integer from 1 to 10, and
- R' and R" which are the same or different, can have the same meaning as R or they are selected from the group consisting of hydrogen, an alkali metal, an ammonium group which may be substituted by alkyl or hydroxyalkyl radicals, and C.sub.1 -C.sub.18 alkyl,
- and a cosmetic or dematologically acceptable carrier.
5 more elements
Dependencies are inferred from the claim text.