| abstract |
(57) [Problem] To provide a pigment dispersing resin having excellent pigment dispersibility, which constitutes a pigment dispersing element that can be commonly used for toning of various kinds of paints. The pigment dispersing resin has a number average molecular weight of 2,000. 0-14,000, SP value 9.90-10.50, acid value or amine value 0.1-15 mgKOH / g, hydroxyl value 40-1 It is made of an acrylic resin having 50 mgKOH / g and containing 10 to 70% by mass of an aromatic polymerizable unsaturated monomer. |