NAIL-HARDENING COSMETIC COMPOSITION, USE OF ALDEHYDES TO HARDEN AND STRENGTHEN NAILS, AND METHOD FOR APPLYING SAME

摘要

The invention relates to a cosmetic composition for nails containing a concentration less than or equal to 1 wt % of at least one monoaldehyde of the formula (I): R-CHO, where R is a C5-C12 linear alkyl radical or a C5-C12 alkenyl with an unconjugated double bond to the -CHO aldehyde group, as nail hardening agent, and provided in the form of a colored or colorless fingernail polish, a polish undercoat, a peelable polish, a beauty oil, an emulsion or an aqueous solution, or a gel. The present invention also relates to the use of aldehydes of the formula (I) for hardening and strengthening nails and to a method for applying same.