The effect of extra framework aluminium(EFA)in ZSM 5 produced by hydrothemal treatment on zeolite structure and catalyst performance was studied by NMR and IR.

 
  • 用固體核磁共振和紅外光譜等手段,研究了ZSM-5沸石經(jīng)水熱焙燒產(chǎn)生的非骨架鋁對沸石結構性能和催化性能的影響。 結果表明,水熱焙燒產(chǎn)生的非骨架鋁通過(guò)氟硅酸洗滌可部分除去;
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