Methods of rapid hair dyeing

Details Methods of rapid hair dyeing Methods of rapid hair dyeing

A - Human Necessities

61

K

A61K 8/41 (2006.01) A61K 8/22 (2006.01) A61Q 5/08 (2006.01) A61Q 5/10 (2006.01)

Patent

CA 2578059

The present invention relates to a method of hair colouring and bleaching compositions providing a composition comprising i) at least one source of peroxymonocarbonate ions, ii) at least one alkalizing agent, preferably a source of ammonium ions, and iii) at least one radical scavenger, wherein said composition has a pH of up to 9.5, and applying the composition to the hair and retaining on the hair for a period of less than 20 minutes, which provide a high level of lift and lightening and the required dye deposition and grey coverage whilst reducing the concentration of peroxide, the ammonia odour and reducing the hair fibre damage.

La présente invention concerne un procédé permettant de colorer des cheveux et des compositions de blanchiment comprenant une composition constituée de: (i) au moins une source d'ions de peroxymonocarbonate, (ii) au moins un agent alcalinisant, de préférence une source d'ions d'ammonium et, (iii) au moins un capteur de radicaux, cette composition possédant un pH allant jusqu'à 9.5. Ce procédé consiste à appliquer cette composition sur les cheveux et à retenir celle-ci sur les cheveux pendant une durée inférieure à 20 minutes, ce qui permet d'obtenir un niveau de gonflant et de légèreté et un dépôt de la teinte requise et le recouvrement des cheveux gris tout en réduisant la concentration de peroxyde, l'odeur d'ammoniac et en réduisant les dégradations de la fibre capillaire.

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