Abstract:
本文考察了双模型介孔SiO2(BMMs)负载的磷钨酸(HPW/BMMs)在废油脂酯化降酸反应过程中的重复使用性能,并采用XRD,FT-IR,Uv-vis,N2吸脱附,31P NMR,XRF等表征手段详细考察了反应前后催化剂的结构变化和化学组成。结果表明,严重的表面积碳和HPW的流失(HPW含量由36%下降到20%)可能是催化剂活性下降的主要原因。
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Year: 2013
Page: 205-206
Language: Chinese
Cited Count:
WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
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30 Days PV: 5
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