| abstract |
The present invention has good storage stability, maintains damage resistance, acid resistance, good appearance, meets high solid requirements by NSR ability, free carboxyl group and esterified carboxyl group with acid value of 50 to 300 (mgKOH / g) 5 to 70% by weight of a polymer (1e) containing 1 to 70% by weight of a polymer (2d), containing a hydroxyl group and an epoxy group, an epoxy equivalent of 200 to 1,000 and a hydroxyl equivalent of 250 to 1,500. 1 to 45% by weight of an alkoxyl group-containing silicone polymer (3a) having 50 to 1500 and an epoxy equivalent of 100 to 1500, and a hydroxyl value of 300 (mg KOH / g) or less and an acid value of 30 to 400 (mg KOH / g) and a practical curable resin composition containing 1 to 70% by weight of a polyester resin (4a) having an average molecular weight of 400 to 6000. |