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Effect of crystallization mode of hydrous zirconia support on the isomerization activity of Pt/WO3-ZrO2

文献类型:期刊论文

作者Song, Yueqin1; Zhang, Juanjuan1; Zhang, Yifei1; Zhou, Xiaolong1; Wang, Jin-An2; Xu, Longya3
刊名catalysis today
出版日期2011-05-30
卷号166期号:1页码:79-83
关键词Crystallization mode Hydrous zirconia Platinum Tungstated zirconia Isomerization
英文摘要a series of crystalline hydrous zirconia supports were prepared by different methods. the effects of preparation method of crystalline hydrous zirconia on its crystallization mode and the catalytic activity of pt/wo3-zro2 in n-hexane isomerization were studied. the catalysts were characterized by xrd and raman spectroscopy, h-2-tpr and nh3-tpd in order to investigate the crystalline structure, reduction properties and acidity of the catalyst. the results indicated that the crystallization mode of hydrous zirconia from different preparation methods was closely related to the ambience of the process, which significantly influenced the isomerization activity of pt/wo3-zro2. the crystallization occurring at the surface region of the hydrous zirconia particles led to an inactive pt/wo3-zro2, while the crystallization occurring only inside hydrous zirconia particles led to a catalyst with high activity. (c) 2010 elsevier b. v. all rights reserved.
WOS标题词science & technology ; physical sciences ; technology
类目[WOS]chemistry, applied ; chemistry, physical ; engineering, chemical
研究领域[WOS]chemistry ; engineering
关键词[WOS]tungsten-oxide ; catalytic performance ; hexane isomerization ; surface-structure ; acidity ; platinum ; wox-zro2
收录类别SCI
语种英语
WOS记录号WOS:000290516500012
公开日期2015-11-17
源URL[http://159.226.238.44/handle/321008/142628]  
专题大连化学物理研究所_中国科学院大连化学物理研究所
作者单位1.E China Univ Sci & Technol, Petr Proc Res Ctr, Shanghai 200237, Peoples R China
2.Inst Politecn Nacl, ESIQIE, Lab Catalisis & Mat, Mexico City 07738, DF, Mexico
3.Chinese Acad Sci, Dalian Inst Chem Phys, State Key Lab Catalysis, Dalian 116023, Liaoning, Peoples R China
推荐引用方式
GB/T 7714
Song, Yueqin,Zhang, Juanjuan,Zhang, Yifei,et al. Effect of crystallization mode of hydrous zirconia support on the isomerization activity of Pt/WO3-ZrO2[J]. catalysis today,2011,166(1):79-83.
APA Song, Yueqin,Zhang, Juanjuan,Zhang, Yifei,Zhou, Xiaolong,Wang, Jin-An,&Xu, Longya.(2011).Effect of crystallization mode of hydrous zirconia support on the isomerization activity of Pt/WO3-ZrO2.catalysis today,166(1),79-83.
MLA Song, Yueqin,et al."Effect of crystallization mode of hydrous zirconia support on the isomerization activity of Pt/WO3-ZrO2".catalysis today 166.1(2011):79-83.

入库方式: OAI收割

来源:大连化学物理研究所

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