Ion-Conducting Robust Cross-Linked Organic/Inorganic Polymer Composite as Effective Binder for Electrode of Electrochemical Capacitor

Poly(ionic liquid)s (PILs) are used in many electrochemical energy storage/conversion devices owing to their favorable physical properties. Therefore, PIL binders have been examined as polymeric binders for electrodes in energy storage systems (ESSs) and have shown superior performance. Several inno...

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Main Authors: Hui Gyeong Park, Jin Ju Jeong, Jae Hun Kim, Jung-Soo Lee
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:Polymers
Subjects:
Online Access:https://www.mdpi.com/2073-4360/14/23/5174
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author Hui Gyeong Park
Jin Ju Jeong
Jae Hun Kim
Jung-Soo Lee
author_facet Hui Gyeong Park
Jin Ju Jeong
Jae Hun Kim
Jung-Soo Lee
author_sort Hui Gyeong Park
collection DOAJ
description Poly(ionic liquid)s (PILs) are used in many electrochemical energy storage/conversion devices owing to their favorable physical properties. Therefore, PIL binders have been examined as polymeric binders for electrodes in energy storage systems (ESSs) and have shown superior performance. Several innovative technologies have been developed to improve the properties of polymers, with cross-linking being the most effective and easy strategy to achieve this. In this study, we designed a breakthrough complex cross-linking and composite technique that could successfully develop the physical properties of a polymer in a simple one-step process. Additionally, the technique could improve the thermal stability and mechanical properties of the polymer. The proposed polymeric binder showed better adhesion, higher capacitance, and good energy density with improved cyclic stability compared to that shown by conventional polyvinylidene fluoride (PVDF). This study revealed that cross-linked networks in polymeric binders are long-cycle-life features for electrochemical redox capacitors.
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spelling doaj.art-bcb5c02f3dda4a728191f5d8cde9b5cd2023-11-24T11:59:38ZengMDPI AGPolymers2073-43602022-11-011423517410.3390/polym14235174Ion-Conducting Robust Cross-Linked Organic/Inorganic Polymer Composite as Effective Binder for Electrode of Electrochemical CapacitorHui Gyeong Park0Jin Ju Jeong1Jae Hun Kim2Jung-Soo Lee3Department of Chemical Engineering, Graduate School of Chosun University, 309 Pilmun-daero, Dong-gu, Gwangju 61452, Republic of KoreaDepartment of Bio-Chemical Engineering, Chosun University, 309 Pilmun-daero, Dong-gu, Gwangju 61452, Republic of KoreaDepartment of Bio-Chemical Engineering, Chosun University, 309 Pilmun-daero, Dong-gu, Gwangju 61452, Republic of KoreaDepartment of Chemical Engineering, Graduate School of Chosun University, 309 Pilmun-daero, Dong-gu, Gwangju 61452, Republic of KoreaPoly(ionic liquid)s (PILs) are used in many electrochemical energy storage/conversion devices owing to their favorable physical properties. Therefore, PIL binders have been examined as polymeric binders for electrodes in energy storage systems (ESSs) and have shown superior performance. Several innovative technologies have been developed to improve the properties of polymers, with cross-linking being the most effective and easy strategy to achieve this. In this study, we designed a breakthrough complex cross-linking and composite technique that could successfully develop the physical properties of a polymer in a simple one-step process. Additionally, the technique could improve the thermal stability and mechanical properties of the polymer. The proposed polymeric binder showed better adhesion, higher capacitance, and good energy density with improved cyclic stability compared to that shown by conventional polyvinylidene fluoride (PVDF). This study revealed that cross-linked networks in polymeric binders are long-cycle-life features for electrochemical redox capacitors.https://www.mdpi.com/2073-4360/14/23/5174poly(ionic liquids)polymeric bindercross-linkingenergy storage/conversion devicespseudocapacitor
spellingShingle Hui Gyeong Park
Jin Ju Jeong
Jae Hun Kim
Jung-Soo Lee
Ion-Conducting Robust Cross-Linked Organic/Inorganic Polymer Composite as Effective Binder for Electrode of Electrochemical Capacitor
Polymers
poly(ionic liquids)
polymeric binder
cross-linking
energy storage/conversion devices
pseudocapacitor
title Ion-Conducting Robust Cross-Linked Organic/Inorganic Polymer Composite as Effective Binder for Electrode of Electrochemical Capacitor
title_full Ion-Conducting Robust Cross-Linked Organic/Inorganic Polymer Composite as Effective Binder for Electrode of Electrochemical Capacitor
title_fullStr Ion-Conducting Robust Cross-Linked Organic/Inorganic Polymer Composite as Effective Binder for Electrode of Electrochemical Capacitor
title_full_unstemmed Ion-Conducting Robust Cross-Linked Organic/Inorganic Polymer Composite as Effective Binder for Electrode of Electrochemical Capacitor
title_short Ion-Conducting Robust Cross-Linked Organic/Inorganic Polymer Composite as Effective Binder for Electrode of Electrochemical Capacitor
title_sort ion conducting robust cross linked organic inorganic polymer composite as effective binder for electrode of electrochemical capacitor
topic poly(ionic liquids)
polymeric binder
cross-linking
energy storage/conversion devices
pseudocapacitor
url https://www.mdpi.com/2073-4360/14/23/5174
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AT jinjujeong ionconductingrobustcrosslinkedorganicinorganicpolymercompositeaseffectivebinderforelectrodeofelectrochemicalcapacitor
AT jaehunkim ionconductingrobustcrosslinkedorganicinorganicpolymercompositeaseffectivebinderforelectrodeofelectrochemicalcapacitor
AT jungsoolee ionconductingrobustcrosslinkedorganicinorganicpolymercompositeaseffectivebinderforelectrodeofelectrochemicalcapacitor