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    • 1. 发明授权
    • Electrode substrate for battery and process for preparing the same
    • 电池用电极基板及其制备方法
    • US5733684A
    • 1998-03-31
    • US652090
    • 1996-05-23
    • Keizo HaradaKenichi WatanabeShosaku Yamanaka
    • Keizo HaradaKenichi WatanabeShosaku Yamanaka
    • H01M4/66H01M4/80H01M4/32
    • H01M4/80H01M4/808
    • An electrode substrate, for a battery, as a support for an active material used in a collector for a battery, comprising a metallic porous structure possessing interconnecting pores with a porosity of not less than 90% and a number of pores per cm of not less than 10 and having an Fe/Ni two-layer structure wherein Fe constitutes the interior of a skeleton of a porous body constituting the porous structure with the surface portion of the skeleton coated with Ni. Preferably, Fe constituting the interior of the skeleton has a purity of not less than 98% by weight, and the thickness of the nickel coating layer having an Fe content of not more than 10% by weight is 0.1 to 10 .mu.m. The ratio of thickness of the Fe-diffused layer to the thickness of the Ni coating layer is regulated to not more than 0.65 by forming a metallic porous body of Fe using a porous resin as a substrate, plating the metallic porous body with Ni, heat treating the plated body.
    • 一种电池用电极基板,作为用于电池用集电体的活性物质的支持体,其特征在于,具有金属多孔结构体,该金属多孔结构体具有孔隙率不小于90%的孔隙率和不小于几厘米的孔隙数 并且具有Fe / Ni两层结构,其中Fe构成构成多孔结构的骨架的内部,其中骨架的表面部分涂覆有Ni。 优选构成骨架内部的Fe的纯度为98重量%以上,Fe含量为10重量%以下的镍被膜的厚度为0.1〜10μm。 通过使用多孔树脂作为基材形成Fe的金属多孔体,将Ni扩散层的厚度与Ni被覆层的厚度的比例调整为0.65以下,将金属多孔体镀Ni 处理电镀体。
    • 7. 发明授权
    • Process for preparing metallic porous body, electrode substrate for
battery and process for preparing the same
    • 金属多孔体的制​​备方法,电池用电极基板及其制备方法
    • US5640669A
    • 1997-06-17
    • US567145
    • 1995-12-04
    • Keizo HaradaMasayuki IshiiKenichi WatanabeShosaku Yamanaka
    • Keizo HaradaMasayuki IshiiKenichi WatanabeShosaku Yamanaka
    • B22F3/11B22F1/00
    • B22F3/1137B22F2998/10B22F2999/00Y10T428/12056
    • A process for preparing a metallic porous body, comprising: forming a layer comprising Cu, a Cu alloy, or a precursor thereof onto a skeleton composed of a porous resin body having a three-dimensional network, heat-treating the resin body with the layer formed thereon to remove a heat-decomposable organic component, thereby forming a porous metallic skeleton of Cu or a Cu alloy; and plating the surface of the Cu or Cu alloy skeleton with Ni or an Ni alloy. The heat treating may be carried out by direct induction heating. The metallic porous body is useful as electrodes for batteries, various filters, carriers for catalysts, etc. When the porous body is cut and used as the electrode substrate, the coating of an area, where Cu or its alloy has been exposed by cutting or the like, with a third metal having a lower ionization tendency than Cu or its alloy can provide an electrode substrate having better corrosion resistance and battery service life.
    • 一种制备金属多孔体的方法,包括:将由Cu,Cu合金或其前体构成的层形成在由具有三维网状结构的多孔树脂体构成的骨架上,将层与树脂体进行热处理 在其上形成以除去可热分解的有机组分,从而形成Cu或Cu合金的多孔金属骨架; 并用Ni或Ni合金电镀Cu或Cu合金骨架表面。 热处理可以通过直接感应加热进行。 金属多孔体可用作电池用电极,各种过滤器,催化剂用载体等。当多孔体被切割并用作电极基板时,通过切割Cu或其合金已暴露Cu或其合金的区域的涂层 类似物,具有比Cu或其合金低的电离倾向的第三金属可以提供具有更好的耐腐蚀性和电池使用寿命的电极基底。