Process for the preparation of silver powder with a controlled s

Details Process for the preparation of silver powder with a controlled s Process for the preparation of silver powder with a controlled s

1993-09-13

1995-05-09

Wyszomierski, George

Specialized metallurgical processes, compositions for use therei

Processes

Producing or purifying free metal powder or producing or...

75741, B22F 924

Patent

active

054136172

ABSTRACT:
Silver powder with a controlled surface area is made by introducing a silver ion containing solution and a mixed solution containing reducing agents and surfactants into a low temperature tank of 5.degree.-20.degree. C. and holding for a period of 7-60 minutes, followed by introducing the resulting reaction solution into a high temperature tank and holding further. The rest potential of the reaction solution is monitored to determine the end point of the reaction.

REFERENCES:
patent: 3966463 (1976-06-01), Fraioli et al.
patent: 4039317 (1977-08-01), Montino et al.
patent: 4039327 (1977-08-01), Dietz et al.
patent: 4456473 (1984-06-01), Jost
patent: 4456474 (1984-06-01), Jost

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