AQUEOUS COATING BINDERS FOR CORROSION PROTECTION, WOOD AND CONCRETE

摘要

This invention relates to binder mixtures comprising mass fractions of from 70 % to 98 % of chain-extended epoxy amine adducts A and from 2 % to 30 % of carboxy functional polyesters B that contain a limited amount of aromatic constituents in mass fractions of up to 15 % and have an acid number of from 4 mg/g to 50 mg/g, a method of making these binder mixtures, and a method of use thereof in coatings for metals, wood, cardboard, plaster, and concrete.