Method and composition for plating palladium

Chemistry: electrical and wave energy – Processes and products

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204 40, C25D 350

Patent

active

040765997

ABSTRACT:
This invention relates to the palladium plating of electrical parts, such as frames, pins, connectors and in general various types of electrical contacts. More particularly, this invention relates to a method and composition for high speed electroplating of uniform, bright palladium deposits over a wide operating current density range using a palladosammine chloride plating bath to which sodium sulfite has been added. The method is adapted for rack plating of parts having an irregular shaped configuration as well as those having a uniform configuration.

REFERENCES:
patent: 3150065 (1964-09-01), Fatzer
patent: 3637474 (1972-01-01), Zuntini et al.
patent: 3920526 (1975-11-01), Caricchio et al.
patent: 3925170 (1975-12-01), Skomoroski et al.
patent: 3933602 (1976-01-01), Henzi et al.

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