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Enhanced saccharification of lignocellulosic biomass with1-allyl-3-methylimidazolium chloride(Amim Cl) pretreatment
引用本文:Jian-Fei Liu,;Yan Cao,;Mao-Hua Yang,;Xue-Jing Wang,;Hui-Quan Li,;Jian-Min Xing. Enhanced saccharification of lignocellulosic biomass with1-allyl-3-methylimidazolium chloride(Amim Cl) pretreatment[J]. 中国化学快报, 2014, 25(11): 1485-1488. DOI: 10.1016/j.cclet.2014.06.001
作者姓名:Jian-Fei Liu,  Yan Cao,  Mao-Hua Yang,  Xue-Jing Wang,  Hui-Quan Li,  Jian-Min Xing
作者单位:a National Key Laboratory of Biochemical Engineering, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China;b Key Laboratory of Green Process Engineering, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China
基金项目:supported by the National Natural Science Foundation of China(No.21006118);the National High Technology Research and Development Program of China(863Project,Nos.2012AA101807 and 2012AA022301)
摘    要:A simple and efficient method of enhancing biomass saccharification by microwave-assisted pretreatment with dimethyl sulfoxide/1-allyl-3-methylimidazolium chloride is proposed. Softwood(pine wood(PW)), hardwoods(poplar wood, catalpa bungi, and Chinese parasol), and agricultural wastes(rice straw, wheat straw, and corn stover(CS)) were exploited. Results showed that the best pretreatment effect was in PW with 54.3% and 31.7% dissolution and extraction ratios, respectively. The crystal form of cellulose in PW extract transformed from I to II, and the contended cellulose ratio and glucose conversion ratio reached 85.1% and 85.4%, respectively. CS after steam explosion achieved a similar pretreating effect as PW, with its cellulose hydrolysis ratio reaching as high as 91.5% after IL pretreatment.

关 键 词:木质纤维素  甲基咪唑  预处理  氯化物  烯丙基  生物质  糖化  Cl
收稿时间:2014-02-18

Enhanced saccharification of lignocellulosic biomass with1-allyl-3-methylimidazolium chloride(Amim Cl) pretreatment
Jian-Fei Liu,Yan Cao,Mao-Hua Yang,Xue-Jing Wang,Hui-Quan Li,Jian-Min Xing. Enhanced saccharification of lignocellulosic biomass with1-allyl-3-methylimidazolium chloride(Amim Cl) pretreatment[J]. Chinese Chemical Letters, 2014, 25(11): 1485-1488. DOI: 10.1016/j.cclet.2014.06.001
Authors:Jian-Fei Liu  Yan Cao  Mao-Hua Yang  Xue-Jing Wang  Hui-Quan Li  Jian-Min Xing
Affiliation:a National Key Laboratory of Biochemical Engineering, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China;b Key Laboratory of Green Process Engineering, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China
Abstract:A simple and efficient method of enhancing biomass saccharification by microwave-assisted pretreatment with dimethyl sulfoxide/1-allyl-3-methylimidazolium chloride is proposed. Softwood(pine wood(PW)), hardwoods(poplar wood, catalpa bungi, and Chinese parasol), and agricultural wastes(rice straw, wheat straw, and corn stover(CS)) were exploited. Results showed that the best pretreatment effect was in PW with 54.3% and 31.7% dissolution and extraction ratios, respectively. The crystal form of cellulose in PW extract transformed from I to II, and the contended cellulose ratio and glucose conversion ratio reached 85.1% and 85.4%, respectively. CS after steam explosion achieved a similar pretreating effect as PW, with its cellulose hydrolysis ratio reaching as high as 91.5% after IL pretreatment.
Keywords:Ionic liquid Lignocellulosic biomass Pretreatment Saccharification
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