POLYESTER TRIGLYCIDYL ISOCYANURATE RESIN POWDER COATINGS BASED ON 1, 3-PROPANEDIOL

摘要

A polyester powder coating composition having as the essential elements: a) from 85 to 96 wt% of a polyester resin formed by reacting an aliphatic glycol and one or more dicarboxylic acids, wherein the aliphatic glycol is 5 to 90 % on a molar basis 1,3-propanediol; f) from 4 to 15 wt% of a triglycidyl isocyanurate crosslinking agent; and g) optionally conventional catalysts, auxiliary agents, and additives.