Electrolyte compositions

Electrolysis: processes – compositions used therein – and methods – Electrolytic coating – Depositing predominantly single metal coating

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205303, 106 125, C25D 332

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active

052581128

ABSTRACT:
A composition suitable for use in a process for electroplating surfaces with tin, including an alkane sulphonic acid optionally together with an aryl sulphonic acid; a tin source; and an additive, such as a reaction product of a sulphonating agent with Bisphenol A.

REFERENCES:
patent: 4582576 (1986-04-01), Opaskar et al.
patent: 4885064 (1989-12-01), Bokisa et al.
patent: 4936965 (1990-06-01), Ooniwa et al.
patent: 4994155 (1991-02-01), Toben et al.
Journal of the Electrochemical Society, vol. 102, No. 7, Jul. 1955, pp. 387-389 C. A. Discher et al.: "Brightening Agents for the Tin-II Sulfate-Sulfuric Acid Electrolyte".

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