Selective hydrogenation of biomass-derived ethyl levulinate to γ-valerolactone over supported Co catalysts in continuous process at atmospheric pressure

被引:32
作者
Kondeboina, Murali [1 ]
Enumula, Siva Sankar [1 ]
Gurram, Venkata Ramesh Babu [1 ]
Chada, Raji Reddy [1 ]
Burri, David Raju [1 ]
Kamaraju, Seetha Rama Rao [1 ]
机构
[1] CSIR Indian Inst Chem Technol, Inorgan & Phys Chem Div, Hyderabad 500007, Andhra Pradesh, India
关键词
Biomass; Ethyl levulinate; gamma-Valerolactone; SBA-15; Cobalt; FISCHER-TROPSCH SYNTHESIS; CO/SBA-15; CATALYSTS; MESOPOROUS SILICA; FURFURYL ALCOHOL; FUEL ADDITIVES; ACID; CONVERSION; ESTERS; PLATFORM; HYDROCARBONS;
D O I
10.1016/j.jiec.2017.12.020
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The present work is aimed to produce gamma-valerolactone (GVL) from ethyl levulinate hydrogenation over non-noble metal cobalt catalysts at atmospheric pressure in continuous process. Various supported (SBA-15, SiO2, Al2O3, ZrO2, and TiO2) cobalt catalysts were prepared by wet impregnation method and characterized by XRD, N-2 physisorption, SEM, TEM, NH3-TPD, H-2-TPR and H-2-pulse chemisorption techniques. The yield of GVL follows the trend Co/SBA-15 > Co/SiO2 > Co/Al2O3 > Co/ZrO2 > Co/TiO2 similar to trend in active Co metal surface area. The catalytic activity of the supported Co catalyst is strongly influenced by the dispersion and particle size of the Co. (C) 2017 The Korean Society of Industrial and Engineering Chemistry. Published by Elsevier B.V. All rights reserved.
引用
收藏
页码:227 / 235
页数:9
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