abstract |
An aqueous polyurethane resin dispersion containing polyurethane resin particles dispersed in water, which contains a nonvolatile component in an amount of 45% by mass or more and in which the polyurethane resin particles contain a polyol component and an isocyanate component, at least 10 mol% or more of the isocyanate component is a linear aliphatic isocyanate component having 4 to 10 carbon atoms, and the volume-average particle size of the polyurethane resin particles is 0.05 to 5 µm. |