High efficiency palladium electroplating process, bath and compo

Details High efficiency palladium electroplating process, bath and compo High efficiency palladium electroplating process, bath and compo

1977-06-22

1978-05-30

Kaplan, G. L.

Chemistry: electrical and wave energy

Processes and products

204DIG2, 252182, C25D 350, C09K 300

Patent

active

040922251

ABSTRACT:
Palladium is electrodeposited from an aqueous bath comprising Pd (NH.sub.3).sub.2 (NO.sub.2).sub.2 and tetrapotassium pyrophosphate at a pH of 8.5-11. Such a composition permits higher efficiencies to be obtained.

REFERENCES:
patent: 1779436 (1930-10-01), Keitel
patent: 2027358 (1936-01-01), Powell et al.
patent: 2984595 (1961-05-01), Schumpelt et al.
patent: 3530050 (1970-09-01), Hill et al.
patent: 3933602 (1976-01-01), Henzi et al.
Johannes Fischer et al., "Precious Metal Plating," pp. 220-221, (1964).

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