Shampoos providing a superior combination of anti-dandruff...

Details Shampoos providing a superior combination of anti-dandruff... Shampoos providing a superior combination of anti-dandruff...

A - Human Necessities

61

K

A61K 8/891 (2006.01) A61K 8/27 (2006.01) A61K 8/46 (2006.01) A61K 8/49 (2006.01) A61K 8/73 (2006.01) A61Q 5/02 (2006.01)

Patent

CA 2370649

Disclosed are shampoo compositions that provide a superior combination of anti- dandruff efficacy and conditioning, and a method of cleansing and conditioning the hair comprising applying to the hair and scalp an amount of said compositions. The anti-dandruff and conditioning shampoos comprise: (A) from about 5 % to about 50 %, by weight, of an anionic surfactant; (B) from about 0.01 % to about 10 %, by weight, of a non-volatile conditioning agent; (C) from about 0.1 % to about 4 %, by weight, of an anti-dandruff agent; (D) from about 0.02 % to about 5 %, by weight, of at least one cationic polymer; and (E) water. The compositions (A) have a bioavailability/coverage index value, as defined herein, of at least about 1.25; (B) have a first conditioning index value, as defined herein, of less than or equal to about 1.0; (C) have a second conditioning index value, as defined herein, of at least 1.5; and (D) have a minimal inhibitory concentration index value, as defined herein, of at least 0.125.

L'invention concerne des compositions de shampooing offrant une combinaison à efficacité supérieure de type antipelliculaire et conditionneur, ainsi qu'un procédé de nettoyage et à effet conditionneur qui consiste à appliquer sur la chevelure et le cuir chevelu une quantité de ces compositions, lesquelles comprennent : (A) entre environ 5 % et environ 50 %, en poids, de tensioactif anionique; (B) entre environ 0,01 % et environ 10 %, en poids, de conditionneur non volatil; (C) entre environ 0,1 % et environ 4 %, en poids, d'agent antipelliculaire; (D) entre environ 0,02 % et environ 5 %, en poids, d'au moins un polymère cationique; et enfin (E) de l'eau. Les compositions (A) ont un indice de biodisponibilité/couverture, tel que défini dans l'invention, d'au moins environ 1,25; (B) ont une première valeur d'indice conditionneur, telle que définie dans l'invention, inférieure ou égale à environ 1,0; (C) ont une seconde valeur d'indice conditionneur, telle que définie dans l'invention, d'au moins 1,5; et (D) ont un indice de concentration inhibitrice minime, tel que défini dans l'invention, d'au moins 0,125.

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