Putrescine slow-release topical formulations
OwnerGhislain VIVIERinventor
Life of this patent
Estimating the term…
Abstract
The present invention describes slow-release compositions for the effective delivery of active ingredients such as putrescine and Vitamin C into the skin. These compositions may be used in a variety of cosmetic and therapeutic applications including for promoting wound healing, for reducing or preventing the formation of hypertrophic scar tissue, for reducing or preventing skin irritation and inflammation and/or for reducing or preventing skin's signs of aging.
Claims20
A slow release aqueous topical composition comprising (i) a primary polyamine;
- (ii) Vitamin C;
- (iii) ethoxydiglycol;
- and (iv) a glycol selected from (a) propylene glycol, (b) butylene glycol, (c) pentylene glycol, and (d) a combination of at least two of (a) to (c).
A slow-release aqueous topical composition comprising (i) at least 16% w/w of vitamin C;
- (ii) ethoxydiglycol;
- and (iii) a glycol selected from (a) propylene glycol, (b) butylene glycol, (c) pentylene glycol, and (d) a combination of at least two of (a) to (c).
A slow-release aqueous topical composition comprising (i) at least one active ingredient, (ii) ethoxydiglycol;
- (iii) a glycol selected from (a) propylene glycol, (b) butylene glycol, (c) pentylene glycol and (d) a combination of at least two of (a) to (c);
- and (iv) betaine and/or polysorbate 20.
Dependencies are inferred from the claim text.