| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a clear coating composition suitable for forming a clear film having good workability during coating and excellent finishing property and dry-to-touch property and to provide a repair coating method using the same.SOLUTION: There is provided a clear coating composition which comprises an acrylic polyol, a polyester polyol, a cellulose derivative, a polyisocyanate compound and an organic solvent, where the polyester polyol is a resin having a hydroxyl value of 50 to 500 mgKOH/g and a weight average molecular weight of 100 to 5000 which is produced by using a non-aromatic polycarboxylic acid and a polyalcohol as production raw materials, the cellulose derivative has a number average molecular weight in the range of 1000 to 100000, the amount of polyester polyol is in the range of 1 to 40 pts.mass and the amount of the cellulose derivative is in the range of 1 to 40 pts.mass based on 100 pts.mass of the acrylic polyol.</p> |
