Use of vanillin derivatives as a preservative, preservation method, 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 cosmetic, dermatological or pharmaceutical composition comprising the compound of the following formula:
- wherein said compound, is present as a preserving agent in the composition and is present in a proportion of from 0.01% to 5% by weight relative to the weight of the composition,
- and a physiologically acceptable medium comprising at least one ingredient selected from the group consisting of silicone fatty substances, nonsilicone fatty substances, glycols, ketones, thickeners, emulsifiers, surfactants, gelling agents, fragrances, fillers, dyestuffs, moisturizers, vitamins and polymers.
Dependencies are inferred from the claim text.