Water-borne multi-pack type coating composition and method for producing coated article

Abstract

Provided is a water-borne coating composition capable of forming a coating film having a high hardness, an excellent glossy texture, and reduced spray dust while being curable at low temperatures. The water-borne multi-pack type coating composition includes: a first part including a hydroxy group-containing resin and a melamine resin; and a second part including a hydrophilic polyisocyanate compound, wherein the hydroxy group-containing resin is at least one of a hydroxy group-containing acrylic resin and a hydroxy group-containing polyester resin, the melamine resin is dissolved in the first part or has an average particle size of less than 1 μm, and has an average value of a total number of imino groups and methylol groups per triazine ring is more than 1, and the hydrophilic polyisocyanate compound is at least one of an ionically modified polyisocyanate compound and a nonionically modified polyisocyanate compound.

Dependencies are inferred from the claim text.