Zinc electroplating bath including heterocyclic nitrogen...

Details Zinc electroplating bath including heterocyclic nitrogen... Zinc electroplating bath including heterocyclic nitrogen...

C - Chemistry, Metallurgy

25

D

204/37

C25D 3/22 (2006.01) C25C 3/22 (2006.01)

Patent

CA 1131161

ABSTRACT OF THE DISCLOSURE A non-cyanide acid or substantially neutral zinc electroplating bath and zinc plating process employing said bath which contains an effective amount of a brightening and leveling agent, and which comprises a bath soluble quaternary compound formed by the reaction of heterocyclics with an alky- lating agent selected from the group consisting of dialkyl sulfates, alkyl alkane sulfonates and alkyl arene sulfonates. The versatility and effectiveness of the brightening and level- ing agent of this invention improves the plating of articles requiring only minimal amounts of the additive agent to pro- duce brilliant and smooth zinc deposits.

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