• 采用沉淀多种条件下分别制备氧化铁及其负载催化剂,测定其水煤气变换反应活性。

    Both iron oxide and its supported gold catalyst for water-gas shift reaction were prepared under various conditions through co-precipitation method.

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  • 一步并沉淀制备一种高活性合成甲醇催化剂

    A high activity Cu base catalyst has been prepared for methanol synthesis by one step parallel flow coprecipitating method.

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  • 采用沉淀沉积法制催化剂对于二甲合成活性明显高于机械混合法制备的催化剂

    The catalyst prepared by precipitation sedimentation method had a higher catalytic activity for DME synthesis than the catalyst prepared by mechanical mixing method.

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  • 分别利用浸渍法共沉淀硅衬底上制备分散大部分结晶态酸铋催化剂

    Silica-supported bismuth molybdate catalysts were prepared by impregnation in a highly dispersed state and by coprecipitation in a largely crystallized state.

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  • 固载法沉淀法制备负载量催化剂活性相近共沉淀法制备的负载量催化剂活性更高。

    Compared with the OMCG method, the CP method gives a similar catalytic activity for low loadings of gold and higher activity for higher gold loadings.

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  • 沉淀沉积沉淀可以制备高度分散负载氧化物催化剂

    Gold can be highly dispersed on metal oxides by coprecipitation and deposition-precipitation methods.

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  • 催化剂制备方法采用共沉淀超声波浸渍技术

    The preparation method of the catalyst adopts co-precipitation and ultrasonic impregnation techniques.

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  • 研究结果表明硝酸盐沉淀制备催化剂,其性能结构优于蒸氨法制催化剂

    Result showed that: the catalyst prepared by co-precipitating with nitrate showed better catalytic performance and texture than that prepared by ammonia method.

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  • 采用共沉淀金属有机络合物固载分别制备氧化物负载纳米催化剂

    Cobalt oxide supported nanometer gold catalysts were prepared by coprecipitation and organo-gold complex grafting method respectively.

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  • 采用共沉淀金属有机络合物固载分别制备氧化物负载纳米催化剂

    Cobalt oxide supported nanometer gold catalysts were prepared by coprecipitation and organo-gold complex grafting method respectively.

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