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溶剂进料影响:深入了解 Cu/SiO2 催化剂在催化草酸二甲酯加氢制乙二醇反应中失活动力学的本质。

Solvent feedstock effect: the insights into the deactivation mechanism of Cu/SiO2 catalysts for hydrogenation of dimethyl oxalate to ethylene glycol.

机构信息

Department of Chemistry and Shanghai Key Laboratory Molecular Catalysis and Innovative Materials, Fudan University, Shanghai 200433, PR China.

出版信息

Chem Commun (Camb). 2013 Jun 7;49(45):5195-7. doi: 10.1039/c3cc40570b.

DOI:10.1039/c3cc40570b
PMID:23632564
Abstract

The variation of the supports on the Cu/SiO2 catalyst plays an important role in the catalytic performance for hydrogenation of dimethyl oxalate. The loss of silica in the form of tetramethoxysilane from the support under the reaction conditions is responsible for the deactivation of the Cu/SiO2 catalyst.

摘要

在用于草酸二甲酯加氢的 Cu/SiO2 催化剂中,载体上支撑物的变化对其催化性能起着重要作用。反应条件下,载体中以四甲氧基硅烷形式损失的二氧化硅是导致 Cu/SiO2 催化剂失活的原因。

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