Zinc electroplating

Chemistry: electrical and wave energy – Processes and products

Patent

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C25D 322

Patent

active

039575950

ABSTRACT:
An improved method of electroplating zinc comprises adding a polyquaternary ammonium salt or a mixture of a polyquaternary ammonium salt and a monomeric quaternary salt to the plating solution to improve the throwing power.

REFERENCES:
patent: 2315802 (1943-04-01), Lind et al.
patent: 3318787 (1967-05-01), Rindt et al.
patent: 3824158 (1974-07-01), Rosenberg
patent: 3853718 (1974-12-01), Creutz
patent: 3869358 (1975-03-01), Nobel et al.
patent: 3871974 (1975-03-01), Duchene et al.

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