发明申请
US20120132533A1 GOLD PLATING SOLUTION 有权
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GOLD PLATING SOLUTION
摘要:
A gold plating bath and a plating method is disclosed where gold cyanide or salts thereof provide the source of gold, a cobalt compound, and a reaction product of compound containing at least a nitrogen-containing heterocyclic compound and an epihalohydrin. The gold plating bath has high deposition selectivity.
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