Basf Coatings Gmbh

Ulrich Uekötter

Norbert Löw

Peter Sonntag

Elke Roehr

Stephen Schwarte

Disclosed are curable aqueous coating compositions comprising at least one polyurethane (A) as binder, at least one laminar metallic effect pigment (B), and at least one inorganic thickener C) selected from the group of the phyllosilicates, and at least one organic thickener C) selected from the group of the (meth)acrylic acid-(meth)acrylate copolymer thickeners and polyurethane thickeners, where the amount of B), based on the total binder content of the coating material composition is &#x3e;9% by weight, the total solids based on the coating material composition is between 12.5% and 17% by weight, the total amount of the thickeners Cand C), based on the total binder content of the coating composition is &#x3c;12.5% by weight, the weight ratio of C) to C) is &#x3e;0.4, and the amount of B), based on the coating material composition, is between 1.2 and 2.3% by weight.

Aqueous coating compositions pigmented with flake-form metallic effect pigments, processes for preparing them and use thereof for producing multicoat paint finish

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Münster, Germany

Ulrich Uekötter