Production of second generation ethanol using Eucalyptus dunnii bark residues and ionic liquid pretreatment

被引:38
作者
Reina, Luis [1 ,3 ]
Botto, Emiliana [1 ]
Mantero, Carlos [2 ]
Moyna, Patrick [1 ]
Menendez, Pilar [1 ]
机构
[1] Univ Republica, Fac Quim, Dept Quim Organ, Ave Gen Flores 2124, Montevideo 11800, Uruguay
[2] Univ Republica, Fac Agron, Dept Forestal, Ave Garzon 780, Montevideo 12900, Uruguay
[3] Univ Republ, Ctr Univ Tacuarembo, Ruta 5 Km 386, Tacuarembo 45000, Uruguay
关键词
Eucalyptus dunnii; Bark; Ethanol; Ionic liquid; ENZYMATIC DIGESTIBILITY; CELLULOSE; WOOD; BIOMASS; HYDROLYSIS; EXTRACTION; MORPHOLOGY; LIGNIN; IMPACT;
D O I
10.1016/j.biombioe.2016.06.023
中图分类号
S2 [农业工程];
学科分类号
0828 ;
摘要
The production of ethanol using Eucalyptus dunnii bark pretreated with 1-butyl-3-methylimidazolium chloride ([BMIM] Cl) as ionic liquid (IL) was studied. In the present work high ethanol yields were obtained using the minimal quantity of IL necessary for wetting but not dissolving the lignocellulosic material. The best result obtained was 70% of ethanol yield using an IL: bark ratio of 5: 1, with separate hydrolysis and fermentation (SHF) process, and a cellulase load of 50 FPU/gram of pretreated material. (C) 2016 Elsevier Ltd. All rights reserved.
引用
收藏
页码:116 / 121
页数:6
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