Method for removing the dispersion medium from a molded pulverulent material
AssigneeNippon Kokan Kabushiki Kaisha
InventorsTsuneo Miyashita, Yasushi Ueno, Hiroaki Nishio, Shoji Kubodera
Life of this patent
Estimating the term…
Abstract
A method for eliminating a dispersion medium from a molded product obtained by plasticizing-molding or casting-molding one or more of metallic and ceramic powders, wherein the elimination process is carried out in a supercritical liquid carbon dioxide atmosphere without heating to higher temperatures.
Claims2
A method for molding a pulverulent material comprising the steps of molding a mixture by plasticizing-molding or casting-molding to form a molded product, said mixture comprising metallic or ceramic powders and a binder which includes a dispersion medium, and eliminating said dispersion medium from said molded product without heating to a higher temperature by elution of said dispersion medium in a supercritical liquid carbon dioxide atmosphere.
Dependencies are inferred from the claim text.