Process for the production of silver coated particles
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United States of America Patent
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Aug 31, 1999
Issued Date -
N/A
app pub date -
Jul 14, 1997
filing date -
Jan 16, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for the preparation of silver coated particles useful as polymer fillers is provided. Copper coated, or copper particles are dispersed in an alkaline ammoniacal solution to remove impurities and activate the surfaces thereof. A combined completing and reducing agent is added. Finally, a solution containing silver ions is used to coat the particles with a uniform layer of silver.
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