Bright zinc electroplating bath and method

Details Bright zinc electroplating bath and method Bright zinc electroplating bath and method

1979-03-22

1980-08-19

Kaplan, G. L.

Chemistry: electrical and wave energy

Processes and products

C25D 322

Patent

active

042182921

ABSTRACT:
An aqueous acidic electroplating bath for the deposition of zinc is provided which comprises zinc ions in an amount sufficient to deposit zinc metal on a substrate, chloride ions in an amount sufficient to impart electrical conductivity to said bath, boric acid in an amount sufficient to buffer said bath to the desired pH, and an effective amount of at least one brightener selected from the group consisting of (i) condensation products of aromatic aldehydes with amides and (ii) condensation products of aromatic aldehydes with urea or substituted ureas.

REFERENCES:
patent: 2828252 (1958-03-01), Fischer
patent: 3891520 (1975-06-01), Todt et al.

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