Patent ID: 8828369
Filing Date: 2014-09-09
Classification: A61K,A61Q

Abstract:
1. A liquid cosmetic comprising at least an inorganic pigment, a dispersant, a film forming agent, a chelating agent and water, wherein the dispersant is an aqueous solution of a copolymer which is a copolymer of a mixture comprising tert-butyl acrylate, ethyl acrylate and methacrylic acid and which assumes a salt structure with a basic compound, and the film forming agent is an emulsion of a homopolymer obtained by polymerizing a raw material monomer selected from acrylic acid, methacrylic acid, or (C 1 to C 4 and C 8 ) alkyl esters thereof, or an emulsion of a copolymer obtained by polymerizing raw materials monomers of at least two compounds selected from acrylic acid, methacrylic acid, (C 1 to C 4 and C 8 ) alkyl esters thereof and styrene, and wherein the liquid cosmetic further comprises no surfactant or 0.5 mass % or less of a surfactant and has a viscosity of 50 to 200 mPa·s at 25° C. and a shear rate of 76.8 s −1 .