TWO-COMPONENT HAIR TREATMENT KIT CONTAINING A HAIR COLORING CREAM AND A DEVELOPER COMPOSITION CONTAINING A SPECIFIC SURFACTANT COMPOUND Russian patent published in 2023 - IPC A61K8/34 A61K8/19 A61K8/22 A61K8/44 A61K8/55 A61Q5/10 

FIELD: beauty industry.

SUBSTANCE: group of inventions relates to the staining of keratin fibers. The keratin fiber staining kit contains at least two components of the kit in a spatially separated form: the first component of the kit containing at least one alkaline agent; at least one amino acid; 0.1–10, wt. %, of at least one compound, which is an ester of organic phosphate selected from dicetyl phosphate, cetet-10 phosphate and their mixture; water; the second component of the kit containing 1-10, wt. %, of at least one emulsifier; 2-12, wt. %, of hydrogen peroxide; 1-10, wt. %, of at least one fatty alcohol; water, and the specified emulsifier is described by a certain formula (I). Also disclosed is a ready-to-use composition for staining keratin fibers, a method for obtaining a ready-to-use composition, a method for staining keratin fibers, the use of an emulsifier in combination with at least one compound, which is an organic phosphate ester, to reduce the viscosity of the composition for hair coloring.

EFFECT: group of inventions provides a reduction in the viscosity of creams for staining.

21 cl, 5 dwg, 9 tbl, 5 ex