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Title:
METHOD OF PRODUCING METAL POWDER SLURRY, AND NICKEL POWDER SLURRY OBTAINED BY THE PRODUCTION METHOD
Document Type and Number:
Japanese Patent JP2005146386
Kind Code:
A
Abstract:

To provide a method of producing metal powder slurry comprising metal powder obtained by a polyol method (referred to as polyol metal powder), in which the flocculation of granular particles is intense, in a dispersed state.

For example, the production method where polyol metal powder is subjected to dispersion treatment by a wet type as is in a slurry state; the polyol metal powder slurry which has been subjected to the dispersion treatment is subjected to solid-liquid separation to recover metal powder; the operation in which the recovered metal powder is cleaned with an organic solvent and is subjected to solid-liquid separation is performed more than once; at the time of the final cleaning, the solid-liquid separation is not performed, and it is made into the state of cleaning liquid-containing metal powder slurry; a new organic solvent is added to the cleaning liquid-containing metal powder slurry; warming is performed while stirring the same; and only the cleaning liquid component is volatilized to make the same into the metal powder slurry is adopted.


Inventors:
MUKONO TAKASHI
YOSHIMARU KATSUHIKO
Application Number:
JP2003388583A
Publication Date:
June 09, 2005
Filing Date:
November 18, 2003
Export Citation:
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Assignee:
MITSUI MINING & SMELTING CO
International Classes:
B22F9/00; B22F9/24; (IPC1-7): B22F9/00; B22F9/24
Attorney, Agent or Firm:
Katsuhiro Yoshimura