Cathodic electrodeposition coating agents containing bismuth complexes, preparation and use thereof
AssigneeE. I. Du Pont de Nemours and Company
InventorsUlrich Hermann, Walter Kuehhirt, Rudolf Schipfer
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Abstract
Waterborne CED coating agents containing resin solids and optionally pigments, fillers and/or conventional coating additives, wherein said CED coating agents contain at least one bismuth complex with ligands selected from the group consisting of hydroxyquinolines, 1,2-dioximes, 1,3-dioximes, and N,N′-diarylthiocarbazides and combinations thereof in an amount of 0.1 wt. % to 2.5 wt. %, calculated as bismuth and based on the resin solids.
Claims11
Waterborne cathodic electrodeposition (CED) coating agents comprising resin solids and optionally pigments, fillers and conventional coating additives, wherein said CED coating agents comprise at least one bismuth complex with ligands selected from the group consisting of hydroxyquinolines, 1,2-dioximes, 1,3-dioximes, and N,N′-diarylthiocarbazides and combinations thereof in an amount of 0.1 wt. % to 2.5 wt. %, calculated as bismuth and based on the resin solids.
Dependencies are inferred from the claim text.