| 摘要 |
The invention is a coating composition which comprises a polyester containing carboxyl groups and tertiary amino groups, which polyester has an acid number from 5 to 200 and an amino number from 3 to 150, and a crosslinking agent which is an epoxy resin containing on average more than one epoxy group per molecule, the ratio of the number of free carboxyl groups in the polyester to the number of epoxy groups in the epoxy resin being in the range from 1:5 to 5:1. The composition is useful for automobile refinishing of automobile bodies and as a topcoat, filler, varnish, primer or undercoat.
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