Hair care composition containing a polyalkylene(n)alkylamine...

A - Human Necessities – 61 – K

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A61K 8/41 (2006.01) A61Q 5/00 (2006.01) A61Q 5/12 (2006.01)

Patent

CA 2398619

Disclosed are hair care compositions including a polyalkyleneglycol(n)alkylamine of the formula (I and II), or mixtures thereof, wherein each R is independently a saturated, unsaturated, straight or branched alkyl group having from 1 to about 30 carbon atoms, R' is a saturated, unsaturated, straight or branched alkyl group having from 1 to about 4 carbon atoms, each m is 2 or 3, each n is 2 or 3, each x and each y are independently a number of 1 or more wherein the sum of each x and each y is from about 3 to about 9; and wherein X- is any safe and suitable salt forming anion selected from the group consisting of chloride, bromide, iodide, acetate, citrate, lactate, glycolate, phosphate, nitrate, sulfonate, sulfate, alkylsulfate, alkyl sulfonate, glutamate, aspartate, and mixtures thereof; and wherein the melting point of the polyalkyleneglycol(n)alkylamine is less than about 45~C; and a suitable carrier; wherein the composition reduces bulk hair area by at least about 10 %, according to an Image Analysis Protocol.

L'invention concerne des compositions d'entretien des cheveux comprenant un polyalkylèneglycol(n)alkylamine représenté par les formules (I) et (II), ou des mélanges de ces dernières, dans lesquelles chaque R représente indépendamment un groupe alkyle saturé, insaturé, linéaire ou ramifié, comprenant de 1 à 30 atomes de carbone, R' représente un groupe alkyle saturé, insaturé, linéaire ou ramifié comprenant de 1 à 4 atomes de carbone, chaque m vaut 2 ou 3, chaque n vaut 2 ou 3, chaque x et chaque y représentent indépendamment un nombre supérieur ou égal à 1, la somme de chaque x et de chaque y étant comprise entre 3 et 9 environ ; et dans lesquelles X représente un anion formant un sel sûr et adéquat sélectionné dans le groupe comprenant du chlorure, du bromure, du iodure, de l'acétate, du citrate, du lactate, du glycolate, du phosphate, du nitrate, du sulfonate, du sulfate, de l'alkylsulfate, de l'alkylsulfonate, du glutamate, de l'aspartate, ainsi que des mélanges de ces derniers ; et pour lesquelles le point de fusion du polyalkylèneglycol(n)alkylamine est inférieur à 45 ·C environ ; et un substrat convenable. Cette composition permet de réduire le volume des cheveux d'au moins 10 % environ, selon un protocole d'analyse d'image.

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