| abstract |
A clear powder coating contains (a) at least one epoxide-containing binder with 20 to 45 wt.%, preferably 25 to 40 wt.% glycidyl-containing monomers, and optional vinyl aromatic compounds, preferably styrene; (b) tris(alkoxycarbonylamino)triazine and polycarboxylic acids, preferably straight-chain aliphatic dicarboxylic acids and/or carboxyfunctional polyesters as cross-linking agents; and (c) optional catalysts, auxiliary substances and additives typical of clear powder coatings, such as degassifiers, levelling agents, UV absorbers, free-radical scavengers and antioxidants. |