Silver/tin electroplating bath and method of using the same

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United States of America

PATENT NO 11280014
APP PUB NO 20210381121A1
SERIAL NO

16893956

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Abstract

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An electroplating bath for depositing a silver/tin alloy on a substrate. The electroplating bath comprises (a) a source of tin ions; (b) a source of silver ions; (c) an acid; (d) a first complexing agent; (e) a second complexing agent, wherein the second complexing agent is selected from the group consisting of allyl thioureas, aryl thioureas, and alkyl thioureas, and combinations thereof; and (f) optionally, a wetting agent, and (g) optionally, an antioxidant.

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Patent Owner(s)

Patent OwnerAddress
MACDERMID ENTHONE INC245 FREIGHT STREET WATERBURY CT 06702

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bellemare, Richard A Watertown, US 8 90
Chevalier, Jean W Waterbury, US 3 25
Long, Ernest Burlington, US 26 70
Ryl, Michael M Juechen, DE 2 0
Xu, Fengting Bethany, US 4 23

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