Patent ID: 7799752

Claim:
A composition comprising a perfume encapsulated within shell capsules, each capsule being an aminoplast capsule comprising an encapsulating wall having an inner surface and an outer surface, with a coating of film-forming polymer on the inner surface of the shell wall and a coating of polyvinyl alcohol, polyvinylpyrrolidone or copolymer of polyvinylpyrrolidone on the outer surface of the shell wall; and surfactant and/or solvent wherein the film-forming polymer coating on the inner surface of the shell wall is selected from the group consisting of: poly(ethylene-maleic anhydride), polyamine, polyvinylpyrrolidone (PVP) polyvinylpyrrolidone-ethyl acrylate (PVP-EA), polyvinylpyrrolidone-vinyl acrylate, polyvinylpyrrolidone methylacrylate (PVP-MA), polyvinylpyrrolidone/vinyl acetate, polyvinyl acetal, polyvinyl butyral, polysiloxane, poly(propylene/maleic anhydride), maleic anhydride derivatives and polyvinyl methyl ether/maleic anhydride.