Functional ionic liquids for hydrolysis of lignocellulose

被引:56
作者
Hu, Xiaomei [1 ]
Xiao, Yibo [1 ]
Niu, Kun [1 ]
Zhao, Yang [1 ]
Zhang, Bixian [2 ]
Hu, Baozhong [1 ]
机构
[1] Northeast Agr Univ, Sch Life & Sci, Harbin 150030, Peoples R China
[2] Heiloniang Acad Agr Sci, Harbin 150086, Peoples R China
基金
美国国家科学基金会;
关键词
Ionic liquid; Lignocellulose; Reducing sugar; Ultrasound; CELLULOSE ETHANOL-PRODUCTION; SUGARCANE BAGASSE; DISSOLUTION; ACID; INDUSTRY; CHLORIDE;
D O I
10.1016/j.carbpol.2013.04.061
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
An efficient system for hydrolysis of lignocellulosic materials to prepare reducing sugar in a series of functional acidic ionic liquids with low synthetic cost and excellent dissolved and catalytic activity was established. High yield of reducing sugar was obtained with the use of 1-H-3-methylimidazolium chloride ([HMIM]Cl). The use of ionic liquid under ultrasound irradiation greatly improved the yield of total reducing sugar. The optimum reaction conditions were as follows: ratio of water/sample was 5 (w/w), ratio of IL/sample was 25 (w/w), 70 degrees C, 120 min and the yield of reducing sugar was up to 53.27 mg from 0.2 g of soybean straw and 50.03 mg from 0.2 g of corn straw. (C) 2013 Elsevier Ltd. All rights reserved.
引用
收藏
页码:172 / 176
页数:5
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