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US 12,152,313 B2Granted
Cyanide-based silver alloy electroplating solution
AssigneeEeja Ltd.
InventorMasato Iseki
Life of this patent
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Abstract
The present invention provides a cyanide-based silver alloy electroplating solution characterized by containing 10 to 100 g/L of silver cyanide complex in terms of silver, 5 to 300 g/L of electroconductive salt, 0.1 to 10 g/L of germanium compound in terms of germanium, and 1 to 100 g/L of a coordinating polymer additive.
Claims4
A cyanide-based silver alloy electroplating solution containing
- 10 to 100 g/L of a silver cyanide complex in terms of silver,
- 5 to 300 g/L of an electroconductive salt,
- 0.1 to 10 g/L of a germanium compound in terms of germanium, and
- 1 to 100 g/L of a coordinating polymer additive.
1 more element
Dependencies are inferred from the claim text.