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Adsorption isotherm, kinetics simulation and breakthrough analysis of 5-hydroxymethylfurfural adsorption/desorption behavior of a novel polar-modified post-cross-linked poly (divinylbenzene-co-ethyleneglycoldimethacrylate) resin
Zheng, Jiayi1; He, Xianda1; Cai, Chiliu2; Xiao, Jiangxiong1; Liu, Yao1; Chen, Zhe1; Pan, Baoying1; Lin, Xiaoqing1,3
2020
发表期刊CHEMOSPHERE
ISSN0045-6535
卷号239页码:11
通讯作者Lin, Xiaoqing(linxiaoqing@gdut.edu.cn)
摘要A polar modified post-cross-linked poly (divinylbenzene-co-ethyleneglycol-dimethacrylate) (PCL-PDE) resin was synthesized by suspension polymerization of ethylene glycol dimethacrylate (EGDMA) and divinylbenzene (DVB), and a post-cross-linked reaction. After characterization, the adsorption behaviors of 5-hydroxymethylfurfural (5-HMF) on PCL-PDE resin were determined in comparison with the starting copolymers PDE resin. The equilibrium adsorption capacity of 5-HMF on PCL-PDE resin was much larger than PDE resin and the increase rate was greater than 52.6%. The equilibrium data of 5-HMF onto PCLPDE resin were found to be better fitted by the Langmuir isotherm model. The kinetic data shows that the adsorption reached equilibrium in a short time (less than 20 min) can be fitted by the pore diffusion model (PDM) at various operating conditions. The effective pore diffusion coefficient was dependent upon adsorption temperature, and were 6.706 x 10(-10), 8.958 x 10(-10), 1.136 x 10(-9) and 1.429 x 10(-9) m(2) s(-1) at 288, 298, 308 and 318 K, respectively. Furthermore, the effects of feed flow rate (Qf= 0.6,1.5, 3.0 and 6.0 mL min(-1)) and initial 5-HMF concentration (cf= 0.52, 1.02, 2.00 and 4.96 g L-1) on the adsorption were investigated systematically. Besides, a general rate model (GRM) was used to predict adsorption breakthrough curves of 5-HMF. The simulation results are highly consistent with the experimental data, indicating that the GRM can successfully simulate this process. In the desorption process, the desorption capacity reaches 99.6% of adsorbed capacity, suggesting that the PCL-PDE resin exhibited good reusability. Therefore, it could be suggested that the PCL-PDE resin has a potential application in the separation and purification of 5-HMF. (C) 2019 Elsevier Ltd. All rights reserved.
关键词Post-cross-linked resin 5-Hydroxymethylfurfural Adsorption Kinetic simulation Mathematical model Fixed-bed column
DOI10.1016/j.chemosphere.2019.124732
关键词[WOS]FIXED-BED COLUMN ; AQUEOUS-SOLUTION ; LEVULINIC ACID ; SALICYLIC-ACID ; 2,5-FURANDICARBOXYLIC ACID ; FERMENTATION INHIBITORS ; CONTROLLABLE SYNTHESIS ; MASS-TRANSFER ; HMF ; EQUILIBRIUM
收录类别SCI
语种英语
资助项目Project of Pearl River S&T Nova Program of Guangzhou[201710010096] ; National Natural Science Foundation of China[21978053] ; National Natural Science Foundation of China[51508547] ; Science and Technology Planning Project of Guangdong Province, China[2016A010104009] ; Science and Technology Planning Project of Guangdong Province, China[2017A010103043] ; Guangdong University of Technology[220413185] ; National College Students Innovation and Entrepreneurship Training Program[201811845015] ; National College Students Innovation and Entrepreneurship Training Program[xj201811845070] ; National College Students Innovation and Entrepreneurship Training Program[xj201811845083]
WOS研究方向Environmental Sciences & Ecology
项目资助者Project of Pearl River S&T Nova Program of Guangzhou ; National Natural Science Foundation of China ; Science and Technology Planning Project of Guangdong Province, China ; Guangdong University of Technology ; National College Students Innovation and Entrepreneurship Training Program
WOS类目Environmental Sciences
WOS记录号WOS:000498305500092
出版者PERGAMON-ELSEVIER SCIENCE LTD
引用统计
被引频次:26[WOS]   [WOS记录]     [WOS相关记录]
文献类型期刊论文
条目标识符http://ir.giec.ac.cn/handle/344007/25997
专题中国科学院广州能源研究所
通讯作者Lin, Xiaoqing
作者单位1.Guangdong Univ Technol, Sch Chem Engn & Light Ind, 100 Waihuan Xi Rd, Guangzhou 510006, Guangdong, Peoples R China
2.Chinese Acad Sci, Guangzhou Inst Energy Convers, 2 Nengyuan Rd, Guangzhou 510640, Guangdong, Peoples R China
3.ARS, Bioenergy Res Unit, USDA, NCAUR, Peoria, IL 61604 USA
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Zheng, Jiayi,He, Xianda,Cai, Chiliu,et al. Adsorption isotherm, kinetics simulation and breakthrough analysis of 5-hydroxymethylfurfural adsorption/desorption behavior of a novel polar-modified post-cross-linked poly (divinylbenzene-co-ethyleneglycoldimethacrylate) resin[J]. CHEMOSPHERE,2020,239:11.
APA Zheng, Jiayi.,He, Xianda.,Cai, Chiliu.,Xiao, Jiangxiong.,Liu, Yao.,...&Lin, Xiaoqing.(2020).Adsorption isotherm, kinetics simulation and breakthrough analysis of 5-hydroxymethylfurfural adsorption/desorption behavior of a novel polar-modified post-cross-linked poly (divinylbenzene-co-ethyleneglycoldimethacrylate) resin.CHEMOSPHERE,239,11.
MLA Zheng, Jiayi,et al."Adsorption isotherm, kinetics simulation and breakthrough analysis of 5-hydroxymethylfurfural adsorption/desorption behavior of a novel polar-modified post-cross-linked poly (divinylbenzene-co-ethyleneglycoldimethacrylate) resin".CHEMOSPHERE 239(2020):11.
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