Bioresource Technology 249 (2018) 1–8 Contents lists available at ScienceDirect Bioresource Technology journal homepage: www.elsevier.com/locate/biortech Nonionic surfactants enhanced enzymatic hydrolysis of cellulose by reducing cellulase deactivation caused by shear force and air-liquid interface a,b a a a a a,b a Hongming Lou , Meijun Zeng , Qiaoyan Hu , Cheng Cai , Xuliang Lin , Xueqing Qiu , Dongjie Yang , a,⇑ Yuxia Pang School of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou, China State Key Laboratory of Pulp and Paper Engineering, South China University of Technology, Guangzhou, China highl i ghts graphical a bstrac t High speed shearing would lead to cellulase deactivation. Nonionic surfactants could reduce shear deactivation of cellulase. The enhancement of nonionic surfactants is notable at high agitation rate. article i nfo abstract Article history: Effects of nonionic surfactants on enzymatic hydrolysis of Avicel at different agitation rates and solid Received 16 May 2017 loadings and the mechanism were studied. Nonionic surfactants couldn’t improve the enzymatic hydrol- Received in revised form 11 July 2017 ysis efﬁciency at 0 and 100 rpm but could enhance the enzymatic hydrolysis signiﬁcantly at high agita- Accepted 12 July 2017 tion rate (200 and 250 rpm). Cellulase
Bioresource Technology – Elsevier
Published: Feb 1, 2018
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