Original title:
Polymer electrolytes for lithium-ion batteries operating at elevated temperatures
Translated title:
Elektrolyty pro lithno-iontové baterie pracující při vyšších teplotách
Authors:
Reiter, Jakub ; Dominko, R. ; Jakubec, Ivo ; Michálek, J. Document type: Papers Conference/Event: International Conference Advanced Batteries and Accumulators /9./, Brno (CZ), 2008-06-29 / 2008-07-03
Year:
2008
Language:
eng Abstract:
[eng][cze] Methacrylate-based polymer electrolytes with lithium perchlorate or lithium bis(oxalato)borate were prepared and studied as perspective materials for lithium-ion batteries operating at elevated temperatures (70 – 80 °C) and exibiting higher electrochemical and chemical stability towards oxidation. The accesible potential window on gold electrode was found to be 4.9 – 5.1 V vs. Li/Li+. The ionic conductivity at 70 °C is 1.9 – 2.4 mS/cm.Byly studovány polymerní elektrolyty s chloristanem lithným nebo bis(oxalato)boritanem lithným pro lithno-iontové baterie pracující za vyšších teplot (70 – 80 °C), které vykazují vyšší elektrochemickou a chemickou stabilitu vůči oxidaci. U těchto elektrolytů bylo zjištěno dostupné potenciálové okno na zlatě až do 4,9 – 5,1 V vs. Li/Li+. Iontová vodivost při 70 °C je 1,9 – 2,4 mS/cm.
Keywords:
polymer electrolytes Project no.: CEZ:AV0Z40320502 (CEP), LC523 (CEP), KJB400320701 (CEP) Funding provider: GA MŠk, GA AV ČR Host item entry: ABA 2008, ISBN 978-80-214-3659-6
Institution: Institute of Inorganic Chemistry AS ČR
(web)
Document availability information: Fulltext is available at the institute of the Academy of Sciences. Original record: http://hdl.handle.net/11104/0161877