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    • 6. 发明申请
    • CATALYST PRECURSOR SUBSTANCE, AND CATALYST USING THE SAME
    • 催化剂前体物质和使用该催化剂的催化剂
    • US20100112397A1
    • 2010-05-06
    • US12594983
    • 2008-04-02
    • Kozo TakatsuYoshimi KawashimaSatoshi Nakai
    • Kozo TakatsuYoshimi KawashimaSatoshi Nakai
    • B01J23/06B01D53/62H01M8/06B01J23/72
    • B01J35/006B01J23/80B01J35/002B01J35/1019B01J37/0009B01J37/03C01B3/16C01B3/326C01B2203/0233C01B2203/0283C01B2203/066C01B2203/1076C01B2203/1223C01B2203/1288H01M8/0618H01M8/0668Y02P20/52
    • The present invention provides a catalyst precursor substance containing copper, zinc, and aluminum and exhibiting an X-ray diffraction pattern having a broad peak at a specific interplanar spacing d (Å). The present invention also provides a method for producing the catalyst precursor substance by mixing a solution containing a copper salt, a zinc salt, and an aluminum salt with a solution containing an alkali metal hydroxide or an alkaline earth metal hydroxide, thereby forming a precipitate. In the present invention, a catalyst is prepared through calcining of the catalyst precursor; the catalyst is employed for water gas shift reaction; and carbon monoxide conversion is carried out by use of the catalyst. Thus, the present invention also provides a catalyst useful for water gas shift reaction, which exhibits high activity and durability and which, even when applied to a fuel cell, can be used for a long period of time with reduction in activity being suppressed; a carbon monoxide conversion method employing the catalyst; and a fuel cell system employing hydrogen produced through the carbon monoxide conversion method.
    • 本发明提供了含有铜,锌和铝的催化剂前体物质,并且具有在特定的晶面间距d()下具有宽峰的X射线衍射图。 本发明还提供了通过将含有铜盐,锌盐和铝盐的溶液与含有碱金属氢氧化物或碱土金属氢氧化物的溶液混合从而形成沉淀物来制备催化剂前体物质的方法。 在本发明中,通过煅烧催化剂前体制备催化剂; 催化剂用于水煤气变换反应; 并且通过使用催化剂进行一氧化碳转化。 因此,本发明还提供了可用于水煤气变换反应的催化剂,其具有高活性和耐久性,并且甚至当应用于燃料电池时可以长时间使用,同时抑制活性的降低; 使用该催化剂的一氧化碳转化方法; 以及使用通过一氧化碳转化法生产的氢的燃料电池系统。