| abstract |
An ink composition includes an aluminum pigment, a white pigment, and a dispersion solvent, wherein the ink composition has a structure in which the aluminum pigment is dispersed in the dispersion solvent and the content of the white pigment is 0.01% to 10% based on the content of the aluminum pigment, or includes silver particles, a white pigment, and water, wherein the particle diameter d90 in the particle diameter accumulation curve of the silver particles is 50 nm to 1 μm, the ink composition has a structure in which the silver particles are dispersed in the water, and the content of the white pigment is 1% to 10% based on the content of the silver particles. |