Disclosed is an electrolyte solution for a lithium secondary battery capable of improving the lifetime of a lithium secondary battery, by including a certain amount of magnesium chloride (MgCl) in the electrolyte to form a stable electrode protective layer that prevents the consumption of salts and…
An object of the present invention is to provide a non-aqueous electrolytic solution secondary battery capable of improving low-temperature output characteristics. The problem is solved by a secondary battery including a non-aqueous electrolytic solution containing fluorosulfonic acid ions…
An electrolyte composition including an aluminum salt, an ionic liquid, and a phthalocyanine coordination compound is provided. The anion of the aluminum salt is F, Cl, Br, I, BF, PF, [(CFSO)N], CFSO, NO, CHCO, SO, CO, or [B(CO)]. The ionic liquid has a structure as shown in formula (I) in the…
An electrolyte for use in a lithium-ion or sodium-ion battery includes a salt such as a lithium salt, a sodium salt, or a mixture of any two or more thereof; and a solvent that includes a compound represented as Formula I, II, or a mixture of any two or more thereof: wherein: Ris substituted or…
A battery includes an electrolyte comprised of a solvating solvent, diluent, and a lithium salt. The electrolyte is a solution having a saturation point, the lithium salt being at least 5 times more soluble in the solvating solvent than in the diluent. The diluent and the solvating solvent are…
The invention relates to an electrolyte composition comprising: The present invention also relates to electrochemical cells and batteries using such an electrolyte composition.
A nonaqueous electrolyte energy storage device according to one aspect of the present invention includes: a negative electrode including a negative active material layer; and a nonaqueous electrolyte containing an unsaturated cyclic carbonate and a P—O bond-containing fluorophosphate, in which the…
An electrochemical cell includes electrolyte includes a cathode, an anode, and an inorganic boron cluster solid state electrolyte that has a metal cation selected from the group consisting of Li, Na, K, Mg, Ca, Zn, and Al, a composite salt mixture includes between 0.975 and 0.05 mole fraction of a…
A lithium secondary battery includes: a battery case; an electrode assembly accommodated in the battery case; and an electrolyte. The electrode assembly includes a positive electrode including a positive electrode active material, a separator, and a negative electrode including a negative electrode…
An electrolytic solution, a battery cell, a preparation method therefor, a battery, and an electrical device. The electrolytic solution includes an electrolyte salt and an additive, the electrolyte salt includes a first electrolyte salt shown in formula (1), the additive includes a first additive…
Provided in the present application are an electrolyte and the use thereof. The electrolyte comprises a first additive as shown in formula 1, vinylene carbonate and a boron-containing compound.
Disclosed is product including an electrolyte including a lithium sulfonylimide and a solvent comprising an organosulfur.
An electrolytic solution and a battery. The electrolytic solution includes a first lithium salt, a second lithium salt and a first additive, the first lithium salt at least including lithium bis(fluorosulfonyl)imide, the second lithium salt being selected from at least one of lithium…
An electrolyte for a thick LFP-Li battery system is provided. The electrolyte includes a low-viscosity main salt, at least one lithium-based functional salt, and a solvent including a low viscosity solvent mixed with a cyclic ether solvent. The low-viscosity main salt includes at least one of…
The present disclosure relates to an electrolyte composition for a lithium secondary battery and a lithium secondary battery including the same. According to an embodiment of the present disclosure, it is possible to improve the flame retardancy of the electrolyte for the lithium secondary battery…
An electrolyte for use in a secondary lithium battery having a nickel-rich cathode material includes lithium bis(fluorosulfonyl)imide, a solvent system including a first solvent and a fluorinated cyclic ether having a molecular weight greater than 110 g/mol, and, optionally, an additive. The first…
Embodiments of the present application disclose a lithium-ion battery and an electric device. The lithium-ion battery includes an electrolyte including a metal ion, where a reduction potential of the metal ion is higher than a reduction potential of a lithium ion; and a low CB value region, where a…
Systems, devices, and methods described herein relate to electrolyte formulations and the incorporation thereof into batteries. In some aspects, an electrolyte composition can comprise between about 10 wt % and about 42 wt % of an electrolyte solvent, between about 13 wt % and about 59 wt % of a…
Systems, devices, and methods described herein relate to electrolyte formulations and the incorporation thereof into batteries. In some aspects, an electrolyte composition can comprise between about 10 wt % and about 42 wt % of an electrolyte solvent, between about 13 wt % and about 59 wt % of a…
A battery cell includes an electrolyte, positive and negative electrode plates, and a separator provided between the positive and negative electrode plates. The electrolyte includes a lithium salt including lithium hexafluorophosphate, a mass percentage of which with respect to a total mass of the…
Provided herein are compositions which are useful as electrolytes and/or catholytes in an electrochemical cell that includes a solid-state separator and a lithium-metal anode.
The invention belongs to the technical field of batteries, and discloses a phosphate-based flame-retardant electrolyte and a lithium-metal battery, and the phosphate-based flame-retardant electrolyte consists of a lithium salt, a phosphate solvent and a diluent. According to the invention, dimethyl…
An electrolyte solution capable of reducing the initial resistance of an electrochemical device, and an electrochemical device including the electrolyte solution. The electrolyte solution contains a compound represented by formula (I-1): wherein Rto Rare each individually a C1-C4 linear alkyl…
An electrolyte for a lithium-containing battery cell is described. The electrolyte includes a solvent having at least one carbonate ester, and at least one lithium salt having a concentration ranging from 3 mol/liter to 15 mol/liter in the solvent. The electrolyte also includes a diluent that…
Provided are a cathode hybrid electrolyte for a solid secondary battery, a cathode including the cathode hybrid electrolyte, a method of preparing the cathode, and a solid secondary battery including the cathode hybrid electrolyte, wherein the cathode hybrid electrolyte includes an ion conductor…
To provide an electrolyte for a storage device capable of lowering the electric resistance and maintaining a high capacity even after charging and discharging are repeatedly carried out, and a storage device. An electrolyte for a storage device, which comprises a lithium-containing complex compound…
A non-aqueous electrolyte solution has improved high-temperature stability and high-temperature durability and a lithium secondary battery including the same. The non-aqueous electrolyte solution may include a lithium salt; a non-aqueous organic solvent; and a compound represented by Formula 1 of a…
Use of a composition comprises a compound of Formula 1 and a compound of Formula 2 in a nonaqueous battery electrolyte formulation wherein R is a fluorinated alkyl group and X is selected from the group consisting of F, Cl, H, CF, and Cto Calkyl which may be at least partially fluorinated and the…
A class of sulfonimide salts for solid-state electrolytes can be synthesized based on successive SAr reactions of fluorinated phenyl sulfonimides: Fluorinated Aryl Sulfonimide Tags (FAST). The chemical and electrochemical oxidative stability of these FAST salts as well as other properties like…
An electrolyte includes a composite salt mixture formed from a halogen-free closo-borate salt and a halogenated closo-borate salt. The halogen-free closo-borate salt includes a first cation selected from Li, Na, Mg, or Ca, and a closo-borate anion with the structure [BHR], [CB()HR], [CBHR], [CBHR]…