Patent ID: 7655219

Claim:
A cosmetic hair treatment composition packaged in an aerosol device comprising, in a cosmetically acceptable medium, nonassociative fixing polyurethane wherein the nonassociative fixing polyurethane is present in an amount from 1% to 5% by weight wherein the nonassociative fixing polyurethane is a dimethylolpropionic acid/isophorone diisocyanate/neopentyl glycol/polyester diol copolymer; and anionic associative polyurethane wherein the anionic associative polyurethane is a methacrylic acid/methyl methacrylate/methylstyreneisopropyl isocyanate/polyethoxylated behenyl alcohol copolymer comprising 40 ethoxy units wherein the anionic associative polyurethane is present in an amount from 0.5% to 5% by weight; wherein the cosmetically acceptable medium consists of a mixture of water and a cosmetically acceptable solvent; wherein the cosmetically acceptable solvent is ethanol, isopropanol, tert-butanol, n-butanol or propylene glycol wherein the composition is in the form of a spray and, packaged in the aerosol device in the presence of a propellant.