| abstract |
(57) [Summary] [Purpose] Improvement of workability (armpit, sag) of water-based paint. [Structure] (A) Acid value is 10 to 100, and hydroxyl value is 20 to 300 and acrylic resin and / or polyester resin having a number average molecular weight of 1,000 to 50,000, and (B) having a hydroxyl group at the terminal number average molecular weight of 1,000 to An aqueous coating composition containing 10,000 polycarbonate resin, (C) curing agent, and (D) urethane resin particles or melamine resin particles having a particle size of 0.01 to 1.0 μm. |