Topical composition
AssigneeDsm IP Assets B.V.
InventorChristine Mendrok-Edinger
Life of this patent
Estimating the term…
Abstract
The present invention relates to topical compositions comprising at least one benzotriazol derivative and at least one UV filter substance selected from the group consisting of a triazine derivative and an amino substituted hydroxybenzophenone as well as mixtures thereof.
Claims15
A topical composition comprising a benzotriazol derivative of formula (I)
- wherein
- R1 is hydrogen;
- C1-5alkyl;
- C1-5alkoxy or halogen;
- preferably hydrogen or chloride, most preferably hydrogen;
- R2 is hydrogen;
- C1-20alkyl;
- C1-5alkoxy;
- C1-5alkoxycarbonyl;
- C5-10cycloalkyl;
- C6-10aryl or aralkyl;
- preferably hydrogen or C1-5alkyl, most preferably methyl;
- R3 is C1-20alkyl, C5-10cycloalkyl, C1-20alkoxy or C5-10cycloalkoxy, preferably C5-15alkyl or C5-15alkoxy;
- and
- R4 is hydrogen or C1-5alkyl, preferably hydrogen,
- characterized in that the composition further comprises at least one UV filter substance selected from the group consisting of a triazine derivative and an amino substituted hydroxybenzophenone as well as mixtures thereof.
Method for reducing the sand adherence on skin after application of a topical composition comprising at least one UV filter substance selected from the group consisting of triazine derivatives and an amino substituted hydroxybenzophenone, said method comprising the step of incorporating into said composition at least one benzotriazol derivative of formula (I),
- wherein
- R1 is hydrogen;
- C1-5alkyl;
- C1-5alkoxy or halogen;
- preferably hydrogen or chloride, most preferably hydrogen;
- R2 is hydrogen;
- C1-20alkyl;
- C1-5alkoxy;
- C1-5alkoxycarbonyl;
- C5-10cycloalkyl;
- C6-10aryl or aralkyl;
- preferably hydrogen or C1-5alkyl, most preferably methyl;
- R3 is C1-20alkyl, C5-10cycloalkyl, C1-20alkoxy or C5-10cycloalkoxy, preferably C5-15alkyl or C5-15alkoxy;
- and
- R4 is hydrogen or C1-5alkyl, preferably hydrogen.
Dependencies are inferred from the claim text.