HAIR CONDITIONER Russian patent published in 2019 - IPC A61K8/34 A61K8/37 A61K8/42 A61Q5/12 

FIELD: cosmetic industry.

SUBSTANCE: group of inventions relates to a method for producing a cosmetic composition for conditioning hair, to a method of conditioning human hair, to a cosmetic composition that is a solid at room temperature and contains: i) one or more quaternary ammonium esters (a) selected from at least one of the compounds represented by formula (I)

,

where is X₁ is an alkyl group containing 1–4 carbon atoms; R₁ is a linear or branched, alkyl or alkenyl group containing 5–23 carbon atoms and 0–3 double bonds, R₂ and R₃ independently represent H, OH or -OL_q-C(O)-R₁, where q is 0, m, n, and p independently of one another represent an average number in the range of 1–4, and A represents an anion; ii) behenamidopropyl dimethylamine (b), wherein the weight ratio between one or more esters of quaternary ammonium compounds (a) and behenamidopropyl dimethylamine (b) is in the range of 1:3 to 3:1; iii) one or more fatty alcohols (c) selected from fatty alcohols containing from 6 to 22 carbon atoms; the water content of the composition is 10 wt. % or less; and use of the composition.

EFFECT: group of inventions improves dispersibility and makes combing hair easier.

15 cl, 3 tbl