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磷钨酸纳米ZSM-5复合催化剂的氧化脱硫反应性

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Indexed by:期刊论文

Date of Publication:2016-03-10

Journal:应用化学

Included Journals:PKU、ISTIC、CSCD

Volume:33

Issue:3

Page Number:364-366

ISSN No.:1000-0518

Key Words:磷钨酸;纳米沸石;氧化脱硫;正辛烷

Abstract:采用浸渍法制备了纳米晶ZSM-5负载的磷钨酸复合固体催化剂,纳米晶ZSM-5上单独负载磷钨酸时,Keggin结构磷钨酸转变为Dawson结构多酸化合物,结合镍盐后Keggin结构保持不变.以有机硫化物氧化脱硫为探针反应的研究结果表明,在低温(40℃)反应条件下,含二苯并噻吩有机硫组分的正辛烷模拟油品的脱硫率高达94.5%.

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