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author:

Yang, J. (Yang, J..) [1] | Zhou, L. (Zhou, L..) [2] | Guo, X. (Guo, X..) [3] | Li, L. (Li, L..) [4] | Zhang, P. (Zhang, P..) [5] | Hong, R. (Hong, R..) [6] | Qiu, T. (Qiu, T..) [7]

Indexed by:

Scopus

Abstract:

Three supported ionic liquids (SILs) were synthesized and characterized. And the catalytic activity for the preparation of ethylene glycol diacetate (EGDA) via the esterification of ethylene glycol (EG) and acetic acid were studied. Among them, [Silica-Ps-im]HSO4 performed best and was chosen as catalyst for further study. The reaction kinetics experiments were carried out to correlate the parameters in a pseudo-homogeneous second order kinetic model. It has been found that there is good agreement between the calculated values and experimental data. In order to enhance the conversion of EG and yield of EGDA, a batch reactive distillation experimental apparatus was set up. A high conversion of EG of 100% and yield of EGDA of 99.14% were obtained under the optimal reaction conditions. The reusability test shows that [Silica-Ps-im]HSO4 catalyst has excellent utility for repeated use, the ease of its isolation from reaction mixture by simple filtration is beneficial from an economical point of view. © 2015 Elsevier B.V.

Keyword:

Esterification; Ethylene glycol diacetate; Pseudo-homogeneous kinetic model; Reactive distillation; Supported ionic liquids

Community:

  • [ 1 ] [Yang, J.]School of Chemical Engineering, Fuzhou University, Fuzhou, Fujian, 350108, China
  • [ 2 ] [Yang, J.]School of Ocean Science and Biochemistry Engineering, Fuqing Branch of Fujian Normal University, Fuzhou, Fujian, 350300, China
  • [ 3 ] [Zhou, L.]School of Chemical Engineering, Fuzhou University, Fuzhou, Fujian, 350108, China
  • [ 4 ] [Guo, X.]School of Chemical Engineering, Fuzhou University, Fuzhou, Fujian, 350108, China
  • [ 5 ] [Li, L.]School of Chemical Engineering, Fuzhou University, Fuzhou, Fujian, 350108, China
  • [ 6 ] [Zhang, P.]School of Chemical Engineering, Fuzhou University, Fuzhou, Fujian, 350108, China
  • [ 7 ] [Hong, R.]School of Chemical Engineering, Fuzhou University, Fuzhou, Fujian, 350108, China
  • [ 8 ] [Qiu, T.]School of Chemical Engineering, Fuzhou University, Fuzhou, Fujian, 350108, China

Reprint 's Address:

  • [Qiu, T.]School of Chemical Engineering, Fuzhou UniversityChina

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Source :

Chemical Engineering Journal

ISSN: 1385-8947

Year: 2015

Volume: 280

Page: 147-157

5 . 3 1

JCR@2015

1 3 . 4 0 0

JCR@2023

ESI HC Threshold:183

JCR Journal Grade:1

CAS Journal Grade:1

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count: 67

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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