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Enzymatic hydrolysis of cellulose materials treated with ionic liquid [BMIM]Cl
  • ISSN号:0253-990X
  • 期刊名称:《食品与发酵工业》
  • 时间:0
  • 分类:Q556[生物学—生物化学]
  • 作者机构:[1]State Key Laboratory of Biochemical Engineering, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100080, China
  • 相关基金:Acknowledgements This work was supported by the National Basic Research Program of China (Grant No. 2004CB719700), and the Knowledge Innovation Program of the Chinese Academy of Sciences (Grant N0. KJCXZ-SW- 206-2).
中文摘要:

新纤维素溶剂离子的液体 1-butyl-3-methylimidazolium 氯化物([BMIM ] Cl ) 被用来对待小麦稻草和爆炸蒸气的小麦稻草(缝) 以便改进酶的水解作用率,当水被用作控制时。酶的水解作用结果证明水解作用对待与的材料评价[BMIM ] Cl 被改进。对待的小麦稻草的 Thehydrolysis 率能到达 70,37% , SEWS 能是完全 hydrolyzed 当水解作用小麦稻草评价并且缝时与水对待分别地在一样的条件下面是 42.78% 和 68.78% 。FTIR 分析和聚合度测量显示水解作用率改进被归因于纤维素和半纤维素的聚合度的减少,纤维素的绝对结晶度度和它的反应可接近性的增加。

英文摘要:

A new cellulose solvent ionic liquid 1-butyl-3-methylimidazolium chloride ([BMIM]Cl) was used to treat wheat straw and steam-exploded wheat straw (SEWS) in order to improve the enzymatic hydrolysis rates, while the water was used as the control. The enzymatic hydrolysis results showed that the hydrolysis rates of materials treated with [BMIM]Cl were improved. The hydrolysis rate of treated wheat straw could reach 70.37% and the SEWS could be completely hydrolyzed, while hydrolysis rates of the wheat straw and SEWS treated with water were 42.78% and 68.78% under the same conditions, respectively. The FTIR analysis and polymerization degree measurement indicated that the hydrolysis rates improvement was attributed to the decrease of the polymerization degrees of cellulose and hemicellulose, the absolute crystallinity degree of cellulose and the increase of its reaction accessibility.

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期刊信息
  • 《食品与发酵工业》
  • 中国科技核心期刊
  • 主管单位:中国轻工业联合会
  • 主办单位:中国食品发酵工业研究院 全国食品与发酵工业信息中心
  • 主编:王洁
  • 地址:北京市朝阳区酒仙桥中路24号院6号楼111室
  • 邮编:100015
  • 邮箱:ffeo@vip.sina.com
  • 电话:010-53218338 53218336
  • 国际标准刊号:ISSN:0253-990X
  • 国内统一刊号:ISSN:11-1802/TS
  • 邮发代号:2-331
  • 获奖情况:
  • 中国期方阵期刊,百种中国杰出学术期刊奖,第三届...
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  • 美国化学文摘(网络版),日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),英国英国皇家化学学会文摘,英国食品科技文摘,中国北大核心期刊(2000版)
  • 被引量:45714