Deodorant with small particle zinc oxide

Details Deodorant with small particle zinc oxide Deodorant with small particle zinc oxide

A - Human Necessities

61

K

A61K 8/49 (2006.01) A61K 8/04 (2006.01) A61K 8/27 (2006.01) A61K 8/898 (2006.01) A61Q 15/00 (2006.01)

Patent

CA 2400365

This invention comprises a one-phase cosmetic composition which can be made as a stick, gel or cream and which has low residue, low tack and improved fragrance substantivity. The cosmetic compositions are formed by (a) from 0.5 - 50 weight percent of a dimethicone copolyol ester compound soluble in propylene glycol; (b) from 50 - 98 weight percent of a gellant/solvent system which comprises a mixture of: (i) 0.5 - 4.0 weight percent dibenzylidene sorbitol; (ii) 0.05 - 1.0 weight percent of a co-gellant or structural integrity enhancer; (iii) 0.1-80 weight percent of a polyhydric alcohol solvent; (c) 0.5-10% of a small particle size zinc oxide having a particle size in the range of 20 nanometers - 200 microns; and (d) 0.1-3.0% fragrance.

L'invention concerne une composition cosmétique en une seule phase pouvant se présenter sous la forme d'un bâtonnet, d'un gel ou d'une crème, qui laisse peu de résidus, ne colle pas et dégage un arôme amélioré. Cette composition cosmétique contient: (a) 0,5-50 % en poids d'un composé d'ester de copolyol de diméthicone soluble dans propylène glycol; b) 50-98 % en poids d'un agent gélifiant/solvant composé d'un mélange de (i) 0,05-4 % en poids de sorbitol de dibenzylidène, (ii) 0,05-1 5 en poids d'un co-gélifiant ou d'un adjuvant de structure, (iii) 0,1-80 % en poids d'un solvant d'alcool polyhydrique, (c) 0,5-10 % de petites particules d'oxyde de zinc dont la dimension est située entre 20 nanomètres-200 microns et (d) 0,1-3 % de parfum.

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