Alkenone-based formulations for topical applications
AssigneesWwu, Woods Hole Oceanographic Institution
InventorsGregory W. O'Neil, Christopher M. Reddy
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Abstract
The use of long-chain alkenones to impart desired characteristics in personal care compositions for topical applications is described. The preparation of mixtures long-chain alkenones and synthetic derivatives thereof is presented. Examples of compositions include abrasive soaps, with alkenones serving as natural exfoliating agents. Alkenones and their derivatives can serve as emollients, occlusive agents, encapsulating agents, stabilizing agents, binding agents, thickening agents, surfactants, and antimicrobials.
Claims17
A personal care composition, comprising:
- a compound of Formula (I):
- wherein
- R1 is methyl or ethyl;
- and
- R2 is a C30-45 alkenyl having at least one trans double carbon-carbon bond, or R2 is a C30-45 alkyl;
- provided that the compound of Formula (I) is not
- wherein the composition does not comprise carotenoids and chlorophylls, and the composition does not comprise a total algae lipid extract or an acylglycerol.
A personal care composition, comprising:
- an algal extract consisting of a compound of Formula (I):
- wherein
- R1 is methyl or ethyl;
- and
- R2 is a C30-45 alkenyl having at least one trans double carbon-carbon bond, or R2 is a C30-45 alkyl;
- provided that the compound of Formula (I) is not
- wherein the composition does not comprise carotenoids and chlorophylls, and the composition does not comprise a total algae lipid extract or an acylglycerol.
Dependencies are inferred from the claim text.