石油学报(石油加工)
石油學報(石油加工)
석유학보(석유가공)
ACTA PETROLEI SINICA(PETROLEUM PROCESSING SECTION)
2006年
z1期
316-320
,共5页
硅-铝氧化物%分级结构%介孔%固体核磁共振
硅-鋁氧化物%分級結構%介孔%固體覈磁共振
규-려양화물%분급결구%개공%고체핵자공진
silica-alumina%hierarchical structure%mesoporous%solid-state NMR spectroscopy
合成了具有介孔-大孔双模型分级结构的无定形硅-铝催化剂,利用硅和铝核的固体魔角核磁共振谱,考察了合成样品中硅和铝结构上的原子特征.
閤成瞭具有介孔-大孔雙模型分級結構的無定形硅-鋁催化劑,利用硅和鋁覈的固體魔角覈磁共振譜,攷察瞭閤成樣品中硅和鋁結構上的原子特徵.
합성료구유개공-대공쌍모형분급결구적무정형규-려최화제,이용규화려핵적고체마각핵자공진보,고찰료합성양품중규화려결구상적원자특정.
The amorphous silica-alumina catalysts with hierarchical bimodal mesoporous-macroporous structure were prepared. The structural properties of the samples and the atomic environment of Si and Al were investigated by solid-state MAS NMR spectroscopy.