Revisiting polymeric single lithium-ion conductors as an organic route for all-solid-state lithium ion and metal batteriesElectronic supplementary information (ESI) available. See DOI: 10.1039/c8ta09056d

The current surge in demand for high-performance batteries has inspired the relentless pursuit of advanced battery materials and chemistry. Notably, all-solid-state lithium-ion batteries and lithium metal batteries that have recently come into the spotlight have stimulated our research interest in s...

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Main Authors Jeong, Kihun, Park, Sodam, Lee, Sang-Young
Format Journal Article
Published 29.01.2019
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Summary:The current surge in demand for high-performance batteries has inspired the relentless pursuit of advanced battery materials and chemistry. Notably, all-solid-state lithium-ion batteries and lithium metal batteries that have recently come into the spotlight have stimulated our research interest in solid-state electrolytes as a promising alternative to conventional liquid electrolytes. Among the various solid-state electrolytes explored to date, polymeric single lithium-ion conductors (polymeric SLICs) have garnered considerable attention as an organic approach that is different from the widely investigated solid inorganic electrolytes. A salient feature of polymeric SLICs is the predominant contribution of Li + ions to the ionic conductivity, thus enabling the Li + ion transference number to reach almost unity. This exceptional single ion transport behavior of polymeric SLICs, in combination with their solid-state nature, flexibility and facile processability, brings remarkable benefits to the battery structure and performance, which lie far beyond those achievable with typical dual-ion conductive electrolytes. In this review, we describe the current status and challenges of polymeric SLICs in terms of chemical/structural design and synthesis strategies. Also, the development direction and future outlook of polymeric SLICs are presented with a focus on their potential for application in the newly emerging Li battery systems. This review describes the current status and challenges of polymeric single lithium-ion conductors for all-solid-state lithium ion and metal batteries.
Bibliography:10.1039/c8ta09056d
Sodam Park received her BS in Energy Engineering from UNIST in 2017. She is currently an MS-PhD integrated course student under the supervision of Prof. Sang-Young Lee. Her research interests lie in synthetic and mechanistic studies on solid polymer electrolytes for Li batteries.
Sang-Young Lee is a professor and a head of the School of Energy and Chemical Engineering at UNIST. He received his BA in Chemical Engineering from Seoul National University in 1991, and MS and PhD in Chemical Engineering from KAIST in 1993 and 1997. He served as a post-doc fellow at Max-Planck Institute for Polymer Research from 2001 to 2002. Before joining UNIST, he worked at Batteries R&D, LG Chem as a principal research scientist. His research interests include solid polymer electrolytes, permselective separator membranes, cellulose-based paper batteries, printed power sources and flexible/wearable batteries.
Kihun Jeong is a post-doc in the Department of Energy Engineering at Ulsan National Institute of Science and Technology (UNIST), Korea. He received his MS and PhD in Chemistry and Biochemistry from Kyushu University, Japan in 2013 and 2016, under the supervision of Prof. Seiji Ogo. His research interests are focused on organic materials for energy applications.
Electronic supplementary information (ESI) available. See DOI
ISSN:2050-7488
2050-7496
DOI:10.1039/c8ta09056d