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AssigneePPG Industries Ohio, Inc.
InventorsCathy A. Taylor, Daniel Rardon, Paul Lamers, Kaliappa G. Ragunathan, Shanti Swarup, Michael Hart
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The present invention is directed to a passivating material suitable for passivating a metal surface. The passivating material comprises a polymer which comprises (a) at least one nitro group, and/or pyridine group, and/or phenolic hydroxyl group; and (b) at least one group selected from a phosphorous-containing group and/or a carboxylic acid group, wherein the at least one phosphorous-containing group is selected from a phosphate, a phosphite, or a non-nitrogen substituted phosphonate.
A passivating material suitable for passivating a metal surface, the passivating material comprising:
18-34. (canceled)
A passivating material suitable for passivating a metal surface, the passivating material comprising:
A passivating material suitable for passivating a metal surface, the passivating material comprising:
Dependencies are inferred from the claim text.