Patent ID: 8277789
Filing Date: 2012-10-02
Classification: A61K,A61Q

Abstract:
1. A method for enhancing the intensity of color achieved by color-treating human hair comprising: contacting the human hair with a composition from about 0.5 minutes to about 30 minutes, wherein said composition comprising water as a carrier and from about 0.25 wt % to about 10.0 wt % of alkyl quaternary ammonium salt in an amount effective to increase the intensity of color in the human hair following color treatment; and color-treating the human hair, wherein, the intensity of color achieved by color-treating the human hair is greater than the intensity of color achieved when the human hair are untreated with the alkyl quaternary ammonium salt; wherein said alkyl quaternary ammonium salt is selected from the group consisting of lauryitrimonium chloride, and cocotrimonium chloride.