METHOD FOR PRODUCING METAL TANTALUM PARTICLE

PROBLEM TO BE SOLVED: To provide a method for producing a needle-like metal tantalum particle.SOLUTION: The present invention provides a method for producing needle-like metal tantalum particles with an average particle size of 10 μm or less and an aspect ratio of 5-12, characterized by crushing sph...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	TSUNEYODA KAZUHIKO, KISHIMORI CHIKA
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	CASTING MAKING METALLIC POWDER MANUFACTURE OF ARTICLES FROM METALLIC POWDER PERFORMING OPERATIONS POWDER METALLURGY TRANSPORTING WORKING METALLIC POWDER
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a method for producing a needle-like metal tantalum particle.SOLUTION: The present invention provides a method for producing needle-like metal tantalum particles with an average particle size of 10 μm or less and an aspect ratio of 5-12, characterized by crushing spherical or granular metal tantalum particles, in the presence of an alcohol of such an amount that a ratio between the alcohol and the metal tantalum particles (alcohol/metal tantalum particles) becomes 10-100 mL/g.SELECTED DRAWING: None 【課題】針状の金属タンタル粒子の製造法の提供。【解決手段】球状又は粒状の金属タンタル粒子を、アルコールと金属タンタル粒子の比（アルコール／金属タンタル粒子）が１０〜１００ｍＬ／ｇとなる量のアルコール存在下で粉砕することを特徴とする、平均粒子径１０μｍ以下、アスペクト比５〜１２の針状金属タンタル粒子の製造法。【選択図】なし