{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Zhu C"],"funding":["Guangzhou Municipal Science and Technology Project","Natural Science Foundation of Guangdong Province"],"pagination":["3435"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9460741"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["14(17)"],"pubmed_abstract":["Solid-state polymer electrolytes have become promising candidates for high-energy-density lithium metal batteries (LMBs). However, they suffer from low ionic conductivities at room temperature. In this work, two types of composite polymer electrolytes based on a double-network polymer, an ionic liquid (IL) of 1-butyl-1-methylpyrrolidinium bis(trifluoromethanesulfonyl) imide (Pyr<sub>14</sub>TFSI) or 1-ethyl-3-methylimidazolium bis((trifluoromethyl)sulfonyl) imide (EmimTFSI), and bis(trifluoromethane)sulfonamide lithium salt (LiTFSI) were prepared by a facile one-pot method. The two types of CPEs possess good mechanical properties, excellent thermal stability, and high ionic conductivities greater than 10<sup>-4</sup> S cm<sup>-1</sup> at 20 °C with 26 wt% IL. The performance diversity of the CPEs was also carefully investigated through a series of electrochemical measurements. Although the CPEs containing EmimTFSI show higher ionic conductivities than those of CPEs with Pyr<sub>14</sub>TFSI, the latter ones have wider electrochemical stability windows and better resistance to the growth of lithium dendrites. Moreover, CPE with 34 wt% Pyr<sub>14</sub>TFSI leads to Li/LiFePO<sub>4</sub> batteries with favorable rate capability and cycling stability and a columbic efficiency of 98.8% at 20 °C, which suggests that CPEs are promising for practical application in solid-state LMBs."],"journal":["Polymers"],"pubmed_title":["Double-Network Polymer Electrolytes with Ionic Liquids for Lithium Metal Batteries."],"pmcid":["PMC9460741"],"funding_grant_id":["2020A1515010988","201904010139"],"pubmed_authors":["Jiang Y","Li G","Ning Y","Pan Q","Zhu C"],"additional_accession":[]},"is_claimable":false,"name":"Double-Network Polymer Electrolytes with Ionic Liquids for Lithium Metal Batteries.","description":"Solid-state polymer electrolytes have become promising candidates for high-energy-density lithium metal batteries (LMBs). However, they suffer from low ionic conductivities at room temperature. In this work, two types of composite polymer electrolytes based on a double-network polymer, an ionic liquid (IL) of 1-butyl-1-methylpyrrolidinium bis(trifluoromethanesulfonyl) imide (Pyr<sub>14</sub>TFSI) or 1-ethyl-3-methylimidazolium bis((trifluoromethyl)sulfonyl) imide (EmimTFSI), and bis(trifluoromethane)sulfonamide lithium salt (LiTFSI) were prepared by a facile one-pot method. The two types of CPEs possess good mechanical properties, excellent thermal stability, and high ionic conductivities greater than 10<sup>-4</sup> S cm<sup>-1</sup> at 20 °C with 26 wt% IL. The performance diversity of the CPEs was also carefully investigated through a series of electrochemical measurements. Although the CPEs containing EmimTFSI show higher ionic conductivities than those of CPEs with Pyr<sub>14</sub>TFSI, the latter ones have wider electrochemical stability windows and better resistance to the growth of lithium dendrites. Moreover, CPE with 34 wt% Pyr<sub>14</sub>TFSI leads to Li/LiFePO<sub>4</sub> batteries with favorable rate capability and cycling stability and a columbic efficiency of 98.8% at 20 °C, which suggests that CPEs are promising for practical application in solid-state LMBs.","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Aug","modification":"2025-04-05T10:25:50.897Z","creation":"2025-04-05T10:25:50.897Z"},"accession":"S-EPMC9460741","cross_references":{"pubmed":["36080510"],"doi":["10.3390/polym14173435"]}}