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变幻无房

木虫 (小有名气)

[求助] Au-Pd/ZrO2制备

本人现在要做Au-Pd/ZrO2催化剂,但是不知道怎么做,哪位朋友能提供个方法吗,谢谢
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xlw_ecust

木虫 (著名写手)

【答案】应助回帖

感谢参与,应助指数 +1
tangjy(金币+5): 感谢应助!欢迎常来催化版! 2012-02-28 21:13:49
变幻无房(金币+20): ★★★很有帮助 2012-02-29 09:03:55
1、采用硼氢化钠还原法:
    将ZrO2加到乙二醇中,加硼氢化钠,加Pd(如氯化钯)前驱体,升温还原得到Pd/ZrO2;之后加Au前驱体,过滤、去离子水洗涤、真空80℃干燥,得到Au-Pd/ZrO2。
2、采用等量浸渍法:
    首先测ZrO2对溶剂(如水)的饱和吸附量,根据饱和吸附量和金属负载量分别配两种金属的溶液;然后把一种金属溶液滴加到载体ZrO2上、烘干、H2/Ar混合气体还原得到Pd/ZrO2;之后滴加Au溶液、烘干、H2/Ar混合气体还原得到Au-Pd/ZrO2。
希望对你有所帮助
2楼2012-02-28 19:14:15
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