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催化学报  2015 

草簇状石墨烯片限域Pd纳米粒子及其催化应用

DOI: 10.1016/S1872-2067(14)60256-4, PP. 148-152

Keywords: 钯催化剂,草簇状结构石墨烯,对羧基苯甲醛,加氢

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Abstract:

?通过氨基离子液体改性石墨烯,并将其固载于堇青石表面,作为负载型Pd催化剂的载体.所制备的Pd催化剂经加氢老化后,表面石墨烯呈草簇状结构,将Pd纳米粒子限域于片层内,有效防止了Pd的流失和团聚.在重要的工业反应对羧基苯甲醛(4-CBA)加氢中,此结构催化剂与传统的钯碳催化剂相比,表现出很好的稳定性.

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