Aqueous solutions for obtaining metals by reductive deposition
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United States of America Patent
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Feb 6, 2001
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app pub date -
Jun 28, 1999
filing date -
Jul 14, 1998
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Abstract
An aqueous solution for the reductive deposition of metals comprising, besides water, (A) a phosphine of the general formula (1) ##STR1## in which R.sub.1, R.sub.2, and R.sub.3 denote lower alkyl groups, at least one of which being hydroxy-or amino-substituted lower alkyl group, and (B) a soluble compound of a metal or a compound of a metal solubilized through the formation of a soluble complex by said phosphine.
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