COPPER PRERINSE FOR ELECTRODEPOSITABLE COATING COMPOSITION COMPRISING YTTRIUM

A method includes (a) contacting at least a portion of a substrate material with a solution comprising a source of copper, wherein the solution is essentially free of a source of a group IIIB metal and a source of a group IVB metal; and (b) after step (a), contacting at least a portion of the substr...

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Bibliographische Detailangaben
Hauptverfasser: MCMILLEN, MARK, ZIEGLER, TERRI L
Format: Patent
Sprache:eng ; fre
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Zusammenfassung:A method includes (a) contacting at least a portion of a substrate material with a solution comprising a source of copper, wherein the solution is essentially free of a source of a group IIIB metal and a source of a group IVB metal; and (b) after step (a), contacting at least a portion of the substrate with an electrodepositable coating composition comprising (i) a film-forming resin and (ii) a source of yttrium.