Oxidative desulfurization of diesel fuel catalyzed by polyoxometalate immobilized on phosphazene-functionalized silica
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作者:
Craven, Michael
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Univ Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, EnglandUniv Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, England
Craven, Michael
[1
]
Xiao, Dong
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Univ Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, England
Chinese Acad Sci, Dalian Inst Chem Phys, State Key Lab Catalysis, Dalian 116023, Peoples R ChinaUniv Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, England
Xiao, Dong
[1
,3
]
Kunstmann-Olsen, Casper
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Univ Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, EnglandUniv Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, England
Kunstmann-Olsen, Casper
[1
]
Kozhevnikova, Elena F.
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Univ Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, EnglandUniv Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, England
Kozhevnikova, Elena F.
[1
]
Blanc, Frederic
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Univ Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, England
Univ Liverpool, Stephenson Inst Renewable Energy, Liverpool L69 7ZD, Merseyside, EnglandUniv Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, England
Blanc, Frederic
[1
,2
]
Steiner, Alexander
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Univ Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, EnglandUniv Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, England
Steiner, Alexander
[1
]
Kozhevnikov, Ivan, V
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Univ Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, EnglandUniv Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, England
Kozhevnikov, Ivan, V
[1
]
机构:
[1] Univ Liverpool, Dept Chem, Liverpool L69 7ZD, Merseyside, England
[2] Univ Liverpool, Stephenson Inst Renewable Energy, Liverpool L69 7ZD, Merseyside, England
[3] Chinese Acad Sci, Dalian Inst Chem Phys, State Key Lab Catalysis, Dalian 116023, Peoples R China
Keggin-type polyoxometalates (POM) immobilized on alkylaminophosphazene (RPN)-functionalized silica (POM/RPN-SiO2) are new effective single-site solid catalysts for oxidative desulfurization (ODS) of diesel fuel under mild conditions in a biphasic system composed of a benzothiophene-containing model diesel fuel (heptane) and aqueous 30% H2O2 . The catalytic activity of POM/RPN-SiO2 was found to be influenced by the choice of POM and the amine R group in RPN, decreasing in the order PMo > PW > SiW and Bz > iBu > iPr, respectively. The most effective catalyst, PMo/BzPN-SiO2 (PMo = PMo12O403-), exhibited 100% removal of dibenzothiophene from model diesel fuel at 60 degrees C and ambient pressure and could be reused without loss of activity. This catalyst outperforms other recently reported heterogeneous catalysts for ODS in similar systems. C-13, Si-29 and P-31 MAS NMR, FUR, SEM, BET and elemental analysis were used to characterize the structure of surface phosphazene and POM species in the new catalysts.
机构:
Univ Aquila, Dept Phys & Chem Sci, I-67100 Coppito, AQ, ItalyUniv Tuscia, Dept Biol & Ecol Sci, Via S Camillo de Lellis Snc, I-01100 Viterbo, Italy
Crucianelli, Marcello
Passacantando, Maurizio
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Univ Aquila, Dept Phys & Chem Sci, I-67100 Coppito, AQ, ItalyUniv Tuscia, Dept Biol & Ecol Sci, Via S Camillo de Lellis Snc, I-01100 Viterbo, Italy
Passacantando, Maurizio
Di Vacri, Maria Laura
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INFN, Gran Sasso Natl Labs, SS 17 Bis Km 18 910, I-67010 Assergi, AQ, ItalyUniv Tuscia, Dept Biol & Ecol Sci, Via S Camillo de Lellis Snc, I-01100 Viterbo, Italy
Di Vacri, Maria Laura
Saladino, Raffaele
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Univ Tuscia, Dept Biol & Ecol Sci, Via S Camillo de Lellis Snc, I-01100 Viterbo, ItalyUniv Tuscia, Dept Biol & Ecol Sci, Via S Camillo de Lellis Snc, I-01100 Viterbo, Italy
机构:
Univ Autonoma Estado Morelos, Fac Ciencias Quim & Ingn, Av Univ 1001, Cuernavaca 62209, Morelos, MexicoUniv Autonoma Estado Morelos, Fac Ciencias Quim & Ingn, Av Univ 1001, Cuernavaca 62209, Morelos, Mexico
Flores, Roberto
Rodas, Arturo
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Inst Nacl Elect & Energias Limpias, Gerencia Mat & Proc Quim, Calle Reforma 113, Cuernavaca 62490, Morelos, MexicoUniv Autonoma Estado Morelos, Fac Ciencias Quim & Ingn, Av Univ 1001, Cuernavaca 62209, Morelos, Mexico
Rodas, Arturo
Gasperin, Raquel
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Inst Nacl Elect & Energias Limpias, Gerencia Mat & Proc Quim, Calle Reforma 113, Cuernavaca 62490, Morelos, MexicoUniv Autonoma Estado Morelos, Fac Ciencias Quim & Ingn, Av Univ 1001, Cuernavaca 62209, Morelos, Mexico
机构:
Yangtze Univ, Coll Chem & Environm Engn, Jinzhou 434023, Peoples R ChinaYangtze Univ, Coll Chem & Environm Engn, Jinzhou 434023, Peoples R China
Yan, Xue-Min
Mei, Ping
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Yangtze Univ, Coll Chem & Environm Engn, Jinzhou 434023, Peoples R ChinaYangtze Univ, Coll Chem & Environm Engn, Jinzhou 434023, Peoples R China
Mei, Ping
Xiong, Lin
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Yangtze Univ, Coll Chem & Environm Engn, Jinzhou 434023, Peoples R ChinaYangtze Univ, Coll Chem & Environm Engn, Jinzhou 434023, Peoples R China
Xiong, Lin
Gao, Lin
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Yangtze Univ, Coll Chem & Environm Engn, Jinzhou 434023, Peoples R ChinaYangtze Univ, Coll Chem & Environm Engn, Jinzhou 434023, Peoples R China
Gao, Lin
Yang, Qifeng
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Yangtze Univ, Coll Chem & Environm Engn, Jinzhou 434023, Peoples R ChinaYangtze Univ, Coll Chem & Environm Engn, Jinzhou 434023, Peoples R China
Yang, Qifeng
Gong, Lunjun
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Xiangtan Univ, Inst Modern Phys, Fac Mat Optoelect & Phys, Xiangtan 411105, Peoples R ChinaYangtze Univ, Coll Chem & Environm Engn, Jinzhou 434023, Peoples R China
机构:
Jiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R ChinaJiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R China
Zhang, Ming
Wang, Miao
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Jiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R China
Jiangsu Univ, Sch Energy & Power Engn, Zhenjiang 212013, Peoples R ChinaJiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R China
Wang, Miao
Yang, Jiapeng
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Jiangsu Univ, Sch Energy & Power Engn, Zhenjiang 212013, Peoples R ChinaJiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R China
Yang, Jiapeng
Li, Hongping
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Jiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R ChinaJiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R China
Li, Hongping
Liu, Jiaqi
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Jiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R China
Jiangsu Univ, Sch Energy & Power Engn, Zhenjiang 212013, Peoples R ChinaJiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R China
Liu, Jiaqi
Chen, Xiao
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Jiangsu Univ, Sch Chem & Chem Engn, Zhenjiang 212013, Peoples R ChinaJiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R China
Chen, Xiao
Zhu, Wenshuai
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Jiangsu Univ, Sch Chem & Chem Engn, Zhenjiang 212013, Peoples R ChinaJiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R China
Zhu, Wenshuai
Li, Huaming
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Jiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R ChinaJiangsu Univ, Inst Energy Res, Zhenjiang 212013, Peoples R China