abstract |
The present invention relates to a clear coat composition comprising an acryl silane resin, a polyester resin, a urethane oligomer, a silane-modified urethane resin, a melamine resin, and an acryl resin, wherein the polyester resin has a hydroxyl value (OHv) of 250-400 mgKOH/g and a number average molecular weight (Mn) of 350-600 g/mol, and the silane-modified urethane resin has a number average molecular weight (Mn) of 500-2,000 g/mol. |