TWO-COMPONENT FOAM-FORMING HAIR DYE Russian patent published in 2013 - IPC A61K8/72 A61K8/41 A61K8/34 A61K8/22 A61K8/19 A61K8/03 A61Q5/10 

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention relates to field of cosmetology and represents two-component foam-forming hair dye, which includes first preparation, which contains alkaline preparation, second preparation, which contains hydrogen peroxide, and non-aerosol container with foaming agent for discharge of mixture of first and second preparations in form of foam, where first preparation contains: component (A), representing water-soluble cationic polymer, selected from group, which consists of cationic celluloses, cationic starches, polymers or copolymers of quaternary salts of diallylammonium and quaternised polyvinylpyrrolidones; component (B), which represents ion of alkaline metal in concentration from 0.20 to 2.00 mole/kg; component (C1), representing oxidation dye, which contains phenol hydroxyl group, in concentration 0.05 mole/kg or more; and optionally component (C2), representing anion surface-active substance, with total concentration of components (C1) and (C2) in first preparation constituting from 0.16 to 0.50 mole/kg; and viscosity of mixture at temperature 25°C constitutes from 1 to 300 mPa·s.

EFFECT: invention ensures improvement of stability in storage of first preparation, improvement of mixture discharge characteristics and characteristics of hair dyeing.

7 cl, 15 ex, 6 tbl, 2 dwg