The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 05, 2011
Filed:
Jul. 01, 2009
Eva Wilke, Haan, DE;
Manuela Göske-krajnc, Hilden, DE;
Reiner Wark, Wuppertal, DE;
Guadalupe Sanchis Otero, Duesseldorf, DE;
Stephan Müller, Monheim, DE;
Marcel Roth, Duesseldorf, DE;
Wolfgang Lorenz, Erkrath, DE;
Karsten Hackbarth, Duesseldorf, DE;
Andreas Kunz, Remscheid, DE;
Eva Wilke, Haan, DE;
Manuela Göske-Krajnc, Hilden, DE;
Reiner Wark, Wuppertal, DE;
Guadalupe Sanchis Otero, Duesseldorf, DE;
Stephan Müller, Monheim, DE;
Marcel Roth, Duesseldorf, DE;
Wolfgang Lorenz, Erkrath, DE;
Karsten Hackbarth, Duesseldorf, DE;
Andreas Kunz, Remscheid, DE;
Henkel AG & Co. KGaA, Duesseldorf, DE;
Abstract
The invention relates to a metal sheet, or a component made of a metallic material, comprising a layer system on the surface with at least the following layers: a) a conversion layer, comprising no more than 1 mg chromium per m, b) a layer of a cross-linked organic polymer system with a thickness in the range of 0.5 to 2.5 μm, comprising, in relation to the total mass of said layer, 2 to 25 wt. % of an electrically conductive pigment having a specific weight of 3 g/cmmaximum, however no more than 5 wt. % of the electrically conductive pigment having a specific weight of more than 3 g/m. A coating material and a coating method for the production of the layer b).