共 45 条
Base-free oxidation of glucose to gluconic acid using supported gold catalysts
被引:51
作者:
Cao, Yueling
[1
,2
,3
]
Liu, Xi
[1
]
Iqbal, Sarwat
[1
]
Miedziak, Peter J.
[1
]
Edwards, Jennifer K.
[1
]
Armstrong, Robert D.
[1
]
Morgan, David J.
[1
]
Wang, Junwei
[2
]
Hutchings, Graham J.
[1
]
机构:
[1] Cardiff Univ, Sch Chem, Cardiff Catalysis Inst, Cardiff CF10 3AT, S Glam, Wales
[2] Chinese Acad Sci, Inst Coal Chem, Taiyuan 030001, Peoples R China
[3] Univ Chinese Acad Sci, Beijing 100049, Peoples R China
基金:
英国工程与自然科学研究理事会;
欧洲研究理事会;
关键词:
PROMOTED PALLADIUM CATALYSTS;
SELECTIVE OXIDATION;
AEROBIC OXIDATION;
INCIPIENT WETNESS;
HYDROGEN-PEROXIDE;
NANOPARTICLES;
CONVERSION;
STABILITY;
PRECURSORS;
MECHANISM;
D O I:
10.1039/c5cy00732a
中图分类号:
O64 [物理化学(理论化学)、化学物理学];
学科分类号:
070304 ;
081704 ;
摘要:
1% Au/TiO2 catalysts prepared by a range of preparation methods were studied for the base-free oxidation of glucose. The highest catalytic activity was observed with the catalyst prepared by the sol-immobilization method. Furthermore we have studied the effect of the post-synthesis treatments of treatment with water, or heating in air on the activity. The catalyst calcined at 250 degrees C showed optimal activity and selectivity. Additionally, we studied the effect of the amount of stabilising ligand in the sol-immobilisation method and observed that this is a key parameter with respect to determining the catalyst's activity.
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页码:107 / 117
页数:11
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