Patent ID: 7541023
Filing Date: 2009-06-02
Classification: A61K,A61Q

Abstract:
1. A hair bleach product in kit form comprising: (a) a peroxide-based developer component containing from about 6 to about 12% hydrogen peroxide by weight of the developer component; (b) a powder activator component comprising from about 40 to about 80% by weight of the activator powder component of an alkali metal persulfate selected from the group consisting of sodium persulfate, potassium persulfate, and ammonium persulfate, (c) an alkalizing agent component comprising in an aqueous vehicle from about 3 to about 25% of an alkalizing agent by weight of the alkalizing agent component, and (d) a colorant is contained in the powder activator component (b) and the colorant is present in an amount of from about 0.1 to about 2.5% by weight of the powder activator component, wherein the colorant selected from the group consisting of ultramarine blue, D&C Yellow No. 10, aluminum lake, D&C Red No.30 lake, and D&C Yellow No.5 zirconium lake to provide a visual indication to the hair colorist upon application of the hair bleach product to the hair wherein the product, upon admixture of components (a), (b), (c), and (d) and as it is applied to the hair, contains, on a weight basis, from about 4 to 6% hydrogen peroxide, from about 5 to 9% alkali metal persulfate from 4 to 6% alkalizing agent and from 1 to 2% colorant.