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author:

Zheng, Feng (Zheng, Feng.) [1] | Tang, Zhenyu (Tang, Zhenyu.) [2] | Lei, Yonggang (Lei, Yonggang.) [3] | Zhong, Rui (Zhong, Rui.) [4] | Chen, Huaiyin (Chen, Huaiyin.) [5] (Scholars:陈怀银) | Hong, Ruoyu (Hong, Ruoyu.) [6] (Scholars:洪若瑜)

Indexed by:

EI Scopus SCIE

Abstract:

The hyperbranched hydroxyl-rich water-soluble beta-cyclodextrin polymer (beta-CDp) is synthesized by the action between beta-cyclodextrin and 1, 4-butanediol diglycidyl ether with a facile and environmentally friendly method, which is systematically confirmed using Fourier transform infrared spectroscopy (FTIR), ray diffraction (XRD) and thermogravimetric (TG). A water-soluble PAAS-beta-CDp-PAA binder is prepared the esterification reaction between partially neutralized sodium polyacrylate (PAAS), beta-CDp, and polyacrylic acid (PAA). Moreover, the optimized PAAS6-beta-CDp1-PAA3 binder, with a three-dimensional (3D) cross-linked network structure constructed by covalent bonds, hydrogen bonds, and electrostatic interactions, displays stronger adhesion between the active material and the current collector, effectively promotes the diffusion of Li+, and maintains the structural integrity of the electrode during charge-discharge cycling. Thus PAAS6-beta-CDp1-PAA3 electrode exhibits a higher initial discharge specific capacity of 3869 mAh g-1 with columbic efficiency of 89.79% at 200 mA g-1, and a discharge specific capacity of 2513 mAh g-1 with capacity retention rate of 71.10% is achieved after 100 cycles.(c) 2022 Published by Elsevier

Keyword:

Binder ?-cyclodextrin polymer Polyacrylic acid Silicon anode Sodium polyacrylate

Community:

  • [ 1 ] [Zheng, Feng]Fuzhou Univ, Coll Chem Engn, Fuzhou 350108, Peoples R China
  • [ 2 ] [Tang, Zhenyu]Fuzhou Univ, Coll Chem Engn, Fuzhou 350108, Peoples R China
  • [ 3 ] [Lei, Yonggang]Fuzhou Univ, Coll Chem Engn, Fuzhou 350108, Peoples R China
  • [ 4 ] [Zhong, Rui]Fuzhou Univ, Coll Chem Engn, Fuzhou 350108, Peoples R China
  • [ 5 ] [Chen, Huaiyin]Fuzhou Univ, Coll Chem Engn, Fuzhou 350108, Peoples R China
  • [ 6 ] [Hong, Ruoyu]Fuzhou Univ, Coll Chem Engn, Fuzhou 350108, Peoples R China
  • [ 7 ] [Zheng, Feng]Hunan Univ Arts & Sci, Coll Chem & Mat Engn, Changde 415000, Peoples R China

Reprint 's Address:

  • [Chen, Huaiyin]Fuzhou Univ, Coll Chem Engn, Fuzhou 350108, Peoples R China;;[Hong, Ruoyu]Fuzhou Univ, Coll Chem Engn, Fuzhou 350108, Peoples R China;;

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Source :

JOURNAL OF ALLOYS AND COMPOUNDS

ISSN: 0925-8388

Year: 2023

Volume: 932

5 . 8

JCR@2023

5 . 8 0 0

JCR@2023

ESI Discipline: MATERIALS SCIENCE;

ESI HC Threshold:49

JCR Journal Grade:1

CAS Journal Grade:2

Cited Count:

WoS CC Cited Count: 12

SCOPUS Cited Count: 12

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 3

Online/Total:300/10000019
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