| 摘要 |
<p>The present invention is directed to an aqueous anionic acrylic dispersion produced by (a) dispersing an acrylic resin, having functional groups selected from the group consisting of carboxylic acid groups, carboxylic anhydride groups or mixtures thereof in water in the presence of a tertiary amine and (b) reacting the carboxylic acid groups on the acrylic resin with an organic compound having at least two oxirane groups, a basecoat and a rheology control agent comprising said aqueous anionic acrylic dispersion, a method of coating a substrate with said dispersion and the coated substrate.</p> |
