Titles:
STABLE ELECTROLYTE BASED ON A FLUORINATED IONIC LIQUID AND ITS USE IN HIGH CURRENT RATE LITHIUM-AIR BATTERIES
ÉLECTROLYTE STABLE BASÉ SUR UN LIQUIDE IONIQUE FLUORÉ ET SON UTILISATION DANS DES BATTERIES LITHIUM-AIR À DÉBIT DE COURANT ÉLEVÉ
Abstracts:
The present invention relates to an electrolyte composition, for use in particular in a lithium-air battery, comprising: (A) a fluorinated cation of structure R1R2R3N+-(linker1)-O-(linker2)-(FC), wherein R1, R2 and R3 are C1-C6 linear or branched alkyl groups, linkers linker1 and linker2 contain alkylene or oxyalkylene chains and FC is a fluorinated alkyl group; (B) an anion; (C) a solvent containing at least one -O-CH2-CH2-O- or -O-CH2-CHMe-O- group, an ϵ-caprolactone oligomer, or a dialkyl sulfoxide; and (D) a lithium salt.
La présente invention concerne une composition d'électrolyte, destinée à être utilisée en particulier dans une batterie lithium-air, comprenant : (A) un cation fluoré de structure R1R2R3N+-(lieur1)-O-(lieur2)-(FC), R1, R2 et R3 représentant des groupes alkyle linéaires ou ramifiés en C1-C6, les lieurs lieur1 et lieur2 contenant des chaînes alkylène ou oxyalkylène et FC étant un groupe alkyle fluoré ; (B) un anion ; (C) un solvant contenant au moins un groupe -O-CH2-CH2-O- ou -O-CH2-CHMe-O-, un oligomère de ϵ-caprolactone ou un sulfoxyde de dialkyle ; et (D) un sel de lithium.
Titles:
MIXED CONDUCTOR, ELECTROCHEMICAL DEVICE INCLUDING THE SAME, AND PREPARATION METHOD OF MIXED CONDUCTOR
GEMISCHTER LEITER, ELEKTROCHEMISCHE VORRICHTUNG DAMIT UND HERSTELLUNGSVERFAHREN FÜR GEMISCHTEN LEITER
Abstract:
A mixed ionic and electronic conductor represented by Formula 1: TxVayA1-x-yMzO3-δ,wherein T includes at least one monovalent cation, A includes at least one of a monovalent cation, a divalent cation, and a trivalent cation, M includes at least one of a trivalent cation, a tetravalent cation, and a pentavalent cation, M is an element other than Ti and Zr, Va is a vacancy, δ is an oxygen vacancy, 0<x, y≤0.25, 0<z<1, and 0≤δ≤1.
Applicant:
SAMSUNG ELECTRONICS CO LTD [KR]
Inventors:
KWON HYUKJAE [KR]
MA SANGBOK [KR]
LEE HYUNPYO [KR]
SEO DONGHWA [US]
IM DONGMIN [KR]
Titles:
NEGATIVE ELECTRODE AND METAL-AIR BATTERY
負極および金属空気電池
Abstracts:
The present invention provides a negative electrode having a negative electrode case provided with at least one opening, a negative electrode collector including a portion accommodated in the negative electrode case and a portion extending from the negative electrode case, a negative electrode active material layer that is accommodated in the negative electrode case and is in contact with at least a part of the negative electrode collector, a first porous membrane that covers the opening, and an anion-conductive membrane disposed between the first porous membrane and the negative electrode active material layer.
