C - Chemistry – Metallurgy – 25 – D
Patent
C - Chemistry, Metallurgy
25
D
204/97.06
C25D 13/06 (2006.01) C25D 13/10 (2006.01) C25D 13/22 (2006.01) C25D 13/24 (2006.01)
Patent
CA 2017026
Abstract In a method for electrocoating an electrically conductive surface serving as an electrode, which method comprises passing an electrical current between the electrically conductive surface to be electrocoated and a counter electrode in contact with an electrodeposition bath comprising a synthetic resin ionically dispersed in an aqueous medium, wherein the improvement comprises (a) adding a complexing agent, and then (b) removing at least a portion of the complexing agent along with metals coordinated therewith from the bath.
Dugan Carol S.
Jozwiak Edward L. Jr.
Koren Jeffrey G.
Longhini Debra M.
Olson Kurt G.
Borden Ladner Gervais Llp
Ppg Industries Inc.
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