| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method for producing a pigment dispersion for a color filter capable of forming a cured film excellent in contrast and developability, and a color composition for the color filter containing the pigment dispersion obtained by the method. <P>SOLUTION: There are provided: [1] the method for producing the pigment dispersion for the color filter, including a step (1) of mixing a poly(meth)acrylate having a carboxy group at one terminal, a polyallylamine, and an ester organic solvent at 30-80°C to obtain a solution of a neutralized polyallylamine, and a step of (2) of dispersing a mixture containing the solution of the obtained neutralized polyallylamine and the organic pigment to obtain the pigment dispersion; and [2] the color composition for the color filter containing the pigment dispersion obtained by the method. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
