烟草木质素的Fe-CA仿酶降解.pdf

烟草科技／TobaccoScience＆Technology烟草化学／TobaccoChemistry 烟草木质素的Fe—CA仿酶降解 毛耀1，刘志昌1。姚元军1。王凤兰1，王磊2。谢益民2 2．湖北工业大学化学与环境工程学院，武汉市武昌区南湖李家墩一村1号430068 关键词：烟草；再造烟叶；仿酶；木质素；扫描电镜；评吸 摘要：为降低烟草中木质素的含量，提高再造烟叶的质量，制备了Fe—CA仿酶，并通过正交试验优化了 烟草(烟梗和碎烟叶片)处理工艺。结果表明：①最优处理条件为：反应温度45℃，处理时间40min，仿 酶用量40 通过扫描电子显微镜(SEM)观察，处理后的烟草表面变得粗糙不平，有许多孔洞和凹坑，还有纤维骨架 露出，表明仿酶可以高效脱除木质素；③仿酶处理后的再造烟叶的香气、杂气和协调性得到了改善，木质 杂气减少，刺激性降低，品质得到提升。 中图分类号：Ts411．1文献标识码：B文章编号：1002—0861(2011)06—0048—04 Biomimetic of in Fe-CA Tobacco DegradationLignin by System MAO YAO(1)，LIUZHI-CHANG(1)，YAOYUAN·JUN(1)，WANGFENG—LAN(1)，WANGLEI(2)， andXIE YI-MIN(2) on of ResearchReconstituted TobaccoHubei 1．KeyLaboratoryApplied Tobacco，TechnologyCenter，China Industrial Co．，Ltd．，Wuhan430040，China of andEnvironmental 2．SchoolChemical of Engineering，HubeiUniversity 430068，China Keywords：Reconstituted Electron tobacco；Biomimetic；Lignin；Scanning evaluation Sensory toreducethe content Abstract：Inorder intobaccoand the ofreconstituted lignin improvequality tobacco， was the Fe-CAbiomimetic and treatmentof and system tobacco(stem prepared process scrap)wasoptimized indicated results thatthe condition by experiment．The 45℃．treatment orthogonal optimal was：temperature time40 amountofFe—CAbiomimetic40 contentin minutes，andapplication systemmmol／kg．Thelignin tobaccodecreasedfr