| abstract |
The present invention provides a pigment dispersion composition for a color filter, which enables miniaturization of the pigment and is excellent in the dispersion stability of the pigment. A pigment dispersion composition for a color filter according to the present invention includes an alkali-soluble resin, a pigment, and a pigment dispersant, and the alkali-soluble resin includes a structural unit having a ring structure in the main chain, and a side chain. And a structural unit having a biphenyl group. In one embodiment, the alkali-soluble resin is a (meth) acrylic resin. [Selection figure] None |