NAPHTHALENE DICARBOXYLIC ACID DIESTER OR POLYESTERS FOR CONFERRING LUSTER AND STABILIZING COLOR FOR HAIR Russian patent published in 2005 - IPC

FIELD: organic chemistry, cosmetics.

SUBSTANCE: invention relates to naphthalene dicarboxylic acid diester or polyester of the formula (I) , or their mixture and used for conferring luster and/or stabilizing color for hair wherein each among R¹ that can be similar or different is taken among group consisting of alkyl group comprising from 1 to 22 carbon atoms, diol of the formula: HO-R²-OH and polyglycol of the formula: HO-R³-(O-R²)_m-OH wherein R² and R³ are similar or different and each represents alkylene group with unbranched or branched chain comprising from 1 to 6 carbon atoms and wherein each m and n represents a number from 1 to 100, or their mixtures. Indicated diesters or polyesters of the formula (I) or (II) are effective in stabilization of compounds that represent UV-A-filters of derivative of dibenzoylmethane and providing their enhanced effectiveness for prolonged time.

EFFECT: valuable cosmetic properties of compounds.

9 cl, 3 ex