FOAM-BASED HAIR TINT COLORING Russian patent published in 2018 - IPC A61K8/18 A61K8/97 A61Q5/06 

FIELD: perfume and cosmetic production.

SUBSTANCE: invention relates to perfume and cosmetic production, namely to hair coloring agent based on foamy base, which makes it possible to achieve a variety of hair colors, suitable, in particular, for gray hair. Tint coloring for hair, eyebrows and eyelashes on foamy base contains water, gelation agent, solvent, surfactants, dyes, preservatives, functional additives and acidity regulator. As gelation agent, tint contains xanthan gum, guar gum, hydroethoxycellulose or its derivatives, cross-linked acrylic acid derivatives of the carbomer group or derivatives thereof obtained by polymerization in a solvent, cationic polymers, or its mixtures. As a dye use basic direct cationic dyes, direct nonionic nitro dyes: acidic direct anionic dyes, oxidation dyes or mixture of dyes of one or more types.

EFFECT: provides a ready-to-apply homogenous tint coloring for hair without foreign impurities on a foam base, that does not require preliminary dilution with water or other solvents, well distributed over the hair, giving a uniform coloration.

7 cl, 32 tbl, 32 ex