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Product USA. A

PATENT ASSIGNEE'S COUNTRY USA
UPDATE 09.99
PATENT ASSIGNEE Alpha Metals
PATENT CLAIMS Process for forming Ag coating on surface of first metal having first electropositivity less than an electropositivity of Ag
- Contacting surface of first metal with aq compn comprising
Ag ions & complexant which is multidentate ligand, the aq
compn having pH 2-12, to form a coating of Ag ions on the
surface of first metal, wherein aq compn is free of NH4 &
thiosulfate ions
PATENT PHOTOCOPY Available on request

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