| abstract |
In an improved method of curing a topcoat coating composition, at least a portion of the curing catalyst for the topcoat is contained in the basecoat composition. After applying the topcoat, the curing catalyst in the basecoat migrates to the topcoat, where it contributes to the curing of the topcoat. Improved intercoat adhesion is obtained. In addition, the disclosed method enables the use of one package silane coating systems. |