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US 12,691,044 B2Granted
Cosmetic composition having stabilized retinol
AssigneeL'oreal
InventorsJonathan James Faig, David Chan, Mariana Montoya, Susan Halpern Chirch
Life of this patent
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Abstract
A cosmetic composition, typically, including about 0.01 to about 3 wt. % of retinol; about 0.5 to about 10 wt. % of sodium polyacrylate; about 0.25 to about 10 wt. % of one or more nonionic emulsifier; about 3.5 to about 12 wt. % of a fatty phase, wherein the fatty phase comprises one or more fatty compound; and water, wherein all weight percentages are based on the total weight of the cosmetic composition. The cosmetic composition may be an oil-in-water emulsion.
Claims13
A cosmetic composition comprising:
- (a) about 0.1 to about 2 wt. % of retinol;
- (b) about 0.5 to about 2 wt. % of sodium polyacrylate;
- (c) about 0.25 to about 10 wt. % of one or more nonionic emulsifiers selected from polyglyceryl-10-stearate, polyglyceryl-3-caprate, polyglyceryl-3-diisostearate, polyglyceryl-3 methylglucose distearate, and mixtures thereof;
- (d) about 3.5 to about 8 wt. % of a fatty phase, wherein the fatty phase comprises one or more fatty compound;
- (e) water;
- (f) about 1 to about 35 wt. % of one or more water-soluble solvent;
- and
- (g) about 0.1 to about 3 wt. % of one or more thickening agents other than sodium polyacrylate,
- wherein the cosmetic composition is an oil-in-water emulsion,
- the composition is free from fatty alcohols,
- the composition does not phase separate and retains at least 90 wt. % of the retinol after storage for 8 weeks at 45° C. in a light-resistant glass container;
- and
- all weight percentages are based on the total weight of the cosmetic composition.
10 more elements
A cosmetic product comprising:
- (i) a cosmetic composition in the form of an oil-in-water emulsion, the cosmetic composition comprising:
- (a) about 0.1 to about 2 wt. % of retinol;
- (b) about 0.5 to about 10 wt. % of sodium polyacrylate;
- (c) about 0.25 to about 10 wt. % of one or more nonionic emulsifier selected from polyglyceryl-10-stearate, polyglyceryl-3-caprate, polyglyceryl-3-diisostearate, polyglyceryl-3 methylglucose distearate, and mixtures thereof;
- (d) about 3.5 to 9 wt. % of a fatty phase, wherein the fatty phase comprises at least one fatty compound;
- (e) water;
- (f) about 1 to about 35 wt. % of one or more water-soluble solvent;
- and
- (g) about 0.1 to about 3 wt. % of one or more thickening agents other than sodium polyacrylate;
- wherein the composition does not phase separate and retains at least 90 wt. % of the retinol after storage for 8 weeks at 45° C. in a light-resistant glass container;
- the composition is free from fatty alcohols;
- and
- all weight percentages are based on the total weight of the cosmetic composition, and
- (ii) a container containing the cosmetic composition.
11 more elements
Dependencies are inferred from the claim text.