Use of vanillin derivatives as preserving agents, preserving process, compounds and composition
AssigneeL'oreal
InventorMaria Dalko
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Abstract
The present invention relates to the use, in a cosmetic, dermatological or pharmaceutical composition, of at least one compound of formula (I): in which: R2 represents a hydrogen atom or a methyl or ethyl radical; R3 represents a linear C1-C12 alkyl radical, optionally substituted with a hydroxyl group; or a linear C2-C12 alkenyl radical, optionally substituted with a hydroxyl group; as a preserving agent. The invention also relates to certain novel compounds and to the cosmetic, dermatological or pharmaceutical compositions comprising them.
Claims23
A process for preserving a composition, which comprises incorporating an effective preserving amount into the said composition of a compound of the following formula
- wherein said compound is present in an amount of from 0.01% to 5% by weight, relative to the weight of the composition.
A process for preserving a composition exposed to at least one of the group consisting of bacteria, yeasts and molds which comprises incorporating an effective preserving amount into the said composition of a compound of the following formula
- wherein said compound is present in an amount of from 0.01% to 5% by weight, relative to the weight of the composition.
Dependencies are inferred from the claim text.