Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Frank Dietsche0
Frank Klippel0
Helmut Witteler0
Matthias Klüglein0
Date of Patent
February 1, 2011
0Patent Application Number
105488030
Date Filed
March 12, 2004
0Patent Primary Examiner
Patent abstract
The present invention relates to a passivating layer on a metal surface, obtainable by contacting the metal surface with a composition comprising a water-soluble nitrogenous polymer, to a surface composed of a metal surface and the passivating layer of the invention, to a process for forming a passivating layer on a metal surface, to the use of a composition comprising a water-soluble nitrogenous polymer to passivate a metal surface, and to a system on a metal surface that comprises a passivating layer of the invention and further coating films.
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