05.01.17
US Patent No. 9,597,272 B2; L’Oréal has patented a nail composition set that includes at least one primer that comprises water and at least one latex and/or at least one pseudolatex, at least one bonding composition, and at least one color coat. The latex and/or pseudolatex comprises at least one aqueous polyurethane dispersion comprising a reaction product of a prepolymer.
