METHOD FOR PRODUCING FIBROUS COPPER MICROPARTICLE DISPERSION

• Main Authors: MATSUSHITA MUTSUMI, SHIBATA KENTA, ONISHI HAYAMI, YAMADA MUNENORI, YOSHINAGA TERUMASA, TAKEDA HIROTAKA
• Format: Patent
• Language: English; Japanese
• Published: 18.02.2016
• Subjects: BASIC ELECTRIC ELEMENTS; CABLES; CASTING; CONDUCTORS; ELECTRICITY; INSULATORS; MAKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; PERFORMING OPERATIONS; POWDER METALLURGY; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES; TRANSPORTING; WORKING METALLIC POWDER

PROBLEM TO BE SOLVED: To provide a production method of a fibrous copper microparticle dispersion that enables production of a fibrous copper microparticle film excellent in electrical conductivity.SOLUTION: A production method of a fibrous copper microparticle dispersion is characterized in that a dispersion containing fibrous copper microparticles and a reducing agent or polyol is heated. A fibrous copper microparticle dispersion is obtained by the production method. A conductive film is formed from the fibrous copper microparticle dispersion. A production method of a fibrous copper microparticle dispersion excellent in electrical conductivity can be provided according to the present invention.SELECTED DRAWING: None 【課題】導電性に優れた繊維状銅微粒子膜が作製できる繊維状銅微粒子分散液の製造方法を提供する。【解決手段】繊維状銅微粒子、および、還元剤またはポリオールを含む分散液を加熱することを特徴とする繊維状銅微粒子分散液の製造方法、および、前記記載の製造方法によって得られることを特徴とする繊維状銅微粒子分散液、および、前記記載の繊維状銅微粒子分散液から形成させたことを特徴とする導電膜。本発明によれば、導電性に優れた繊維状銅微粒子分散液の製造方法を提供することができる。【選択図】なし