非酶催化转化半纤维素生成能源及高附加值化学品.pdfVIP

学兔兔 化 工 进 展 2012年第3 1卷第8期 CHEMICAL INDUSTRY AND ENGINEERING PROGRESS ·1721· 非酶催化转化半纤维素生成能源及高附加值化学品 李慧玲，任俊莉，彭新文，王帅阳，孙润仓 (华南理工大学制浆造纸工程国家重点实验室，广东 广』’I1 510640) 摘 要：利用非酶X-艺将半纤维素转化成能源及高附加值化学品具有技术上和经济上的可行性 本文详细介绍 通过水热法、微波辅助法、离子液体以及复合型固体催化剂将半纤维素催化转化成乙醇、丁二醇等能源以及糠 醛、酸、呋喃类高附加值化学品的国内外研究进展。非酶催化工艺克服传统酶催化反应条件苛刻、酶成本高等 缺点，但对反应设备要求高，反应机理不明确，反应选择性低。因此，深入研究反应机理、改善反应条件成为 今后研究方向。 关键词：半纤维素；非酶催化；能源；高附加值化学品 中图分类号：O 643-3；TK 6 文献标志码：A 文章编号：1000—6613(2012)08—1721—06 Nonenzymatically catalyzing conversion of hemicelluloses into energy and high·value chemicals LIHuiling，RENJunli，PENGXinwen，WANG Shuaiyang，SUNRuncang (StateKeyLaboratoryofPulp andPaperEngineering，SouthChinaUniversity ofTechnology，Guangzhou 510640， Guangdong，China) Abstract：The conversion of hemicelluloses into energy and high-value chemicals by nonenzymatically catalyzing technology has the technical and economic feasibility．This article briefly introduces the recent developments in the research of the nonenzymatically catalyzing technology including hydrothermal conversion，microwave—assisted conversion，ionic liquid·catalyzed conversion and composite catalyst—catalyzed conversion for conversing hemicelluloses into bioenergy such as ethanol， butanediol and high—value chemicals such as furfural，acid，furan and SO on．The nonenzymatically catalyzing technology overcomes the disadvantages of traditional enzymatically catalyzing technology such as the harsh reaction condition and the high enzyme cost，but some problems still exist，such as