Coating compositions of two components

Coating compositions of two components, containing - at least one copolymer (A) obtained by radical copolymerization, which carries at least one cyclic carbonate group, & bull & at least one di- or polyamine (B), having at least two amino groups, selected from the group consisting of primary and secondary amino groups, - optionally at least one solvent (C), - optionally at least one pigment (D), and - optionally at least one additive (E ), wherein the compound (B) has a ratio tertiary amino groups, based on the total amount of primary, secondary and tertiary, less than 20% amino groups.