Electrolyte for the deposition of bright tin coatings

Chemistry: electrical and wave energy – Processes and products

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C25D 332

Patent

active

044392869

ABSTRACT:
An electroplating bath for the deposition of bright tin coatings comprises tin sulphate, sulphuric acid, formalin, benzalacetone, a surfactant of the polyethoxy type and a nicotonic acid type compound. Bright deposits over a wide range of current densities, deposition at high current densities and high throwing power are characteristics of this bath.

REFERENCES:
patent: 4139425 (1979-02-01), Eckles et al.

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