Treatment of metal with derivative of poly-4- vinylphenol

Details Treatment of metal with derivative of poly-4- vinylphenol Treatment of metal with derivative of poly-4- vinylphenol

C - Chemistry, Metallurgy

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C23F 11/173 (2006.01) B05D 3/10 (2006.01) B05D 7/14 (2006.01) C09D 5/08 (2006.01) C23C 22/83 (2006.01)

Patent

CA 1197082

-14- ABSTRACT OF THE DISCLOSURE An aqueous solution comprising an effective amount of a water soluble or water dispersible compound selected from the group consisting of a polymer having the following general formula, acid salts thereof and mixtures thereof: Image where: n = from 2 up to a number at which the polymer is not water soluble or water dispersible; X = H or Z; Z = Image ; Y = H, Z, CR5R6OR7, or CH2Cl; R1 through R7 = H, or an alkyl, aryl, hydroxy-alkyl, amino-alkyl, mercapto- alkyl or phospho-alkyl moiety, said R1 through R7 being of carbon chain lengths up to a length at which the com- pound is not water soluble or dispersible; and where Z moieties are present in sufficient amount that the compound is water soluble or water dispersible. This solution is useful in the treatment of metal surfaces to impart corrosion resistance and paint adhesion characteristics thereto.

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