Advances and prospects of PVDF based polymer electrolytes

查看全文 作　　者：Yixin [1]Wu;Yu [1]Li;Yang [1]Wang;Qian [1]Liu;Qingguo [1]Chen;Minghua [1]Chen

机构地区：[1]Key Laboratory of Engineering Dielectric and Applications(Ministry of Education),School of Electrical and Electronic Engineering,Harbin University of Science and Technology,Harbin 150080,Heilongjiang,China

出　　处：《Journal of Energy Chemistry》索引2022年第31卷第1期,共24页

基　　金：supported by the National Natural Science Foundation of China(Grant No.51502063);the Project for guiding local Science and Technology Development by Central Government of Chin(ZY18C04);the Fundamental Research Foundation for Universities of Heilongjiang Province(LGYC2018JQ006);the Science Funds for Young Innovative Talents of HUST(No.201505). 摘　　要：Exploring highly foldable batteries with no safety hazard is a crucial task for the realization of portable,wearable,and implantable electric devices.Given these concerns,developing solid-state batteries is one of the most promising routes to achieve this aspiration.Because of the excellent flexibility and processability,polyvinylidene fluoride(PVDF) based electrolytes possess great potential to pack high energy density flexible batteries,however,suffers the various intrinsic shortcomings such as inferior ionic conductivity,a high degree of crystallinity,and lack of reactive groups.Clearing the progress of the present state and concluding the specific challenges faced by PVDF based electrolytes will help to develop PVDF based polymer batteries.In this review,we summarize the recent progress of gel polymer electrolytes and all solid polymer electrolytes based on PVDF.The ion transport mechanisms and preparation methods of PVDF based electrolytes are briefly introduced.Meanwhile,the current design principle and properties of electrolytes are highlighted and systematically discussed.Some peculiar modified strategies performed in lithium-sulfur batteries and lithium-oxygen batteries are also included.Finally,this review describes the challenges and prospects of some solid-state electrolytes to provide strategies for manufacturing high-performance PVDF electrolytes aimed at practical application with flexible requirements. 关键词：Polymer electrolytes PVDF Lithium ion batteries Modified strategies Ions transport mechanisms

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Advances and prospects of PVDF based polymer electrolytes

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