| abstract |
The present invention relates to a primer coating composition that includes, (a) a (meth)acrylic polymer that includes hydroxyl groups, and which has a Tg of at least 30° C. The primer coating composition further includes, (b) a polyester that includes hydroxyl groups, and which has a weight average molecular weight of less than 3000, and a hydroxyl value of at least 100. The primer coating composition also includes, (c) a crosslinking agent having at least two isocyanate groups. The present invention also relates to a coated article that includes a repaired area that includes a primer coating formed from the primer coating composition of the present invention. The primer coating compositions, in accordance with some embodiments, provide reduced or minimal ringing defects. |