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AssigneesUniversidade Do Porto, LaboratóRio Nacional De Energia E Geologia
InventorsMaria Helena SOUSA SOARES DE OLIVEIRA BRAGA, José Jorge DO AMARAL FERREIRA
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Glassy electrolyte for lithium or sodium ions conduction The present disclosure relates to the development and improvement of sodium or lithium-ion electrochemical devices, in particular to the development of a new glassy electrolyte comprising high ionic conductivity for batteries, capacitors, and other electrochemical devices comprising a solid electrolyte glass comprising the formula R3-2xMxHalO wherein R is selected from the group consisting of lithium or sodium; M is selected from the group consisting of magnesium, calcium, strontium or barium; Hal is selected from the group consisting of fluorine, chlorine, bromine, iodine or mixtures thereof; X is the number of moles of M and 0≦x≦0.01 and the solid electrolyte glass has a glass transition point.
A solid electrolyte glass comprising compound of formula R3-2xMxHalO wherein
The electrolyte glass according to the previous claim comprising an ionic conductivity of 13-60 mScm−1 at 25° C.
The electrolyte glass according to the previous claim comprising an ionic conductivity of at least 25 mScm−1 at 25° C.
The electrolyte glass according to the previous claim comprising an ionic conductivity of 17-105 mScm−1 at 25° C.
The electrolyte glass according to the previous claim comprising an ionic conductivity of at least 31 mScm−1 at 25° C.
The electrolyte glass according to any of the previous claims wherein X is 0.002, 0.005;
The electrolyte glass according to any of the previous claims wherein Hal is a mixture of chlorine and iodine.
The electrolyte glass according to any of the wherein Hal is Hal=0.5Cl+0.51.
The electrolyte glass according to any of the previous claims wherein Hal is a mixture of fluorine and iodine.
The electrolyte glass according to any of the previous claims wherein R is lithium, M is barium, Hal is chlorine and x is 0.005.
The electrolyte glass according to any of the previous claims wherein R is lithium, M is barium, Hal is a mixture of chlorine and iodine, x is 0.005.
The electrolyte glass according to any of the previous claims wherein R is sodium, M is barium, Hal is chlorine and x is 0.005.
An electrolyte composition comprising a compound of formula Na3-2xMxHalO wherein
The composition according to the previous claim wherein M is barium, Hal is chlorine and x is 0.005.
A method for synthetizing a glass electrolyte comprising a compound of formula R3-2xMxHalO wherein
The method according to the previous claim further comprising:
A method for synthetizing a glass electrolyte comprising a compound of formula R3-2xMxHalO wherein
The method according to the previous claim further comprising:
A method for synthetizing a glass electrolyte comprising a compound of formula R3-2xMxHalO wherein
The method according to the previous claim further comprising:
Use of the composition of formula R3-2xMxHalO wherein
Dependencies are inferred from the claim text.