Production of fine spherical copper powder
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United States of America Patent
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Feb 24, 1987
Issued Date -
N/A
app pub date -
Oct 15, 1985
filing date -
Sep 30, 1983
priority date (Note) -
Expired
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Abstract
A process for the production of fine copper powder with particles having a size less than about 5 micrometers, comprises providing an ammoniacal cuprous salt solution, and neutralizing ammonia in said solution with acid in a substantially oxygen-free environment to produce substantially oxygen-free fine spherical copper powder.
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