Electrolysis: processes – compositions used therein – and methods – Electrolytic coating – Depositing predominantly single metal coating
Patent
1990-11-05
1992-11-17
Niebling, John
Electrolysis: processes, compositions used therein, and methods
Electrolytic coating
Depositing predominantly single metal coating
106 119, 205275, 205278, C25D 316
Patent
active
051640694
ABSTRACT:
An aqueous acid electroplating solution comprising nickel ions and one or more acetylenic compounds, specifically mono- and polyglyceryl ethers of acetylenic alcohols; acetylenic compounds useful in the electroplating solution; and processes using such solution and compounds. The invention is particularly useful for nickel plating an irregular surface such as a printed circuit board having through-holes.
REFERENCES:
patent: 3634207 (1972-01-01), Toledo
patent: 3804727 (1974-04-01), Lyde
patent: 3839465 (1974-10-01), Schneider et al.
Bolam Brian M.
Goldberg Robert L.
Niebling John
Shipley Company Inc.
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