| abstract |
Aqueous polymer dispersion, containing a) at least one polyurethane dispersed in the aqueous phase with one or more uretdione groups and b) at least one surface-deactivated solid polyamine, where the solid polyamine has a melting point greater than or equal to 30 ºC and wherein the surface-deactivated solid polyamine is in particulate form and some of the amino groups have been converted by reaction with substances reactive towards amino groups. |