Electrolyte formulations for lithium-ion batteries are disclosed that enable high-voltage operation, improved cycle life, reduced impedance, and enhanced safety. The formulations comprise an aprotic organic solvent, a lithium salt, and an epoxide functionalized organic compound, and may further…
According to a nonaqueous electrolytic solution containing: (I) at least one selected from the group consisting of a compound represented by General Formula (1) described in the specification (for example, a compound represented by the following Formula (1a)) and a compound represented by General…
An electrolyte for an electrochemical cell that cycles lithium ions includes an organic solvent, an inorganic lithium salt, and an additive including a chemical compound having a phosphorus, oxygen, and silicon bond (POS additive). The organic solvent includes a mixture of a cyclic carbonate and a…
A secondary battery includes a positive electrode, a negative electrode, and an electrolytic solution. The electrolytic solution includes an anisole compound and a non-aqueous solvent. The anisole compound is represented by Formula (1). A molar ratio of the anisole compound to the non-aqueous…
The present disclosure provides a lithium ion secondary battery excellent in cycle properties which are important for secondary batteries to be installed in vehicles such as electric vehicles, and provides an electrolytic solution that can be used for producing such a lithium ion secondary battery…
A non-aqueous electrolyte solution may reduces acid and/or moisture to decrease gas generation under high temperature conditions in order to suppress degradation in battery characteristics. An acid or moisture reducing agent for the non-aqueous electrolyte solution includes a diisocyanate compound…
In a non-aqueous electrolyte secondary battery according to one embodiment of the present invention, a positive electrode () has: a positive electrode core material (); and a positive electrode mixture layer () formed on the surface of the positive electrode core material (). The electrode mixture…
An electrolyte for a lithium metal battery that includes a lithium salt, a non-aqueous organic solvent, and a thiophene additive, wherein the thiophene additive is included in an amount of 0.5 wt % to 3 wt % based on a total amount (100 wt %) of the electrolyte for a lithium metal battery.
An electrolyte for a lithium metal battery includes a lithium salt, a non-aqueous organic solvent, and a nitrate additive, wherein the lithium salt is different from the nitrate additive, the lithium salt is included in an amount of greater than or equal to 15 mol % based on a total amount (100 mol…
An electrolyte for a lithium metal battery, which includes a lithium salt, a non-aqueous organic solvent, and a metal cation additive. The metal cation additive may include calcium and trifluoromethanesulfoneimide.
An electrochemical device, including a cathode, an anode and an electrolyte. The anode includes an anode current collector and an anode active material disposed on the anode current collector, the electrolyte includes fluoroethylene carbonate, and the electrochemical device meets the following…
In order to solve the problem that the existing manganese-based positive electrode material battery has insufficient high-temperature cycle and high-temperature storage performances due to the dissolution of manganese ions, the present application provides a secondary battery, comprising a positive…
In order to overcome the problems of insufficient storage performance and cycle performance of existing lithium ion batteries, the present application provides an electrolyte, comprising a solvent, a lithium salt and an additive, wherein the additive comprises vinylene carbonate…
The present disclosure relates to an electrolyte for a rechargeable lithium battery, and a rechargeable lithium battery including the electrolyte. The electrolyte includes a non-aqueous organic solvent, a lithium salt, and an additive.
Disclosed is a battery. The battery includes a positive electrode plate, a negative electrode plate, a non-aqueous electrolyte solution, and a separator. An electrolyte additive includes fluoroethylene carbonate. A termination tape of the positive electrode plate is disposed at a paste coating tail…
The present invention relates to an electrolyte and a secondary battery including the same. More particularly, the present invention relates to an electrolyte including a compound represented by Chemical Formula 1 below and an acid, a method of preparing the electrolyte, and a secondary battery…
A non-aqueous electrolyte includes a lithium, an organic solvent, and an additive. The additive includes a compound having a cyclic borate-based substituent and an oxazolidinedione-based matrix, so that a lithium secondary battery applying the same has improved high-temperature cycle…
The present invention relates to a novel electrolyte additive, a non-aqueous electrolyte for a lithium secondary battery comprising the novel electrolyte additive, and a lithium secondary battery comprising the non-aqueous electrolyte. More specifically, the present invention relates to a…
An electrolyte and a rechargeable lithium battery including the electrolyte are disclosed. The electrolyte may include a non-aqueous (e.g., water-insoluble) organic solvent including a first compound as represented by Chemical Formula 1, a lithium salt, a first additive as represented by Chemical…
A non-aqueous electrolyte includes a lithium, an organic solvent, and an additive. The additive includes a compound having a cyclic borate-based substituent and an oxazolidone-based matrix substituted with a fused ring, so that a lithium secondary battery applying the same has improved…
Disclosed are an electrolytic solution for lithium secondary batteries capable of improving lifespan characteristics of a lithium secondary battery under a high voltage condition and a lithium secondary battery including the same. The electrolytic solution may includes a lithium salt, a solvent…
A cyclic sulfonate additive for an electrolyte of a lithium-ion battery (LIB) is disclosed, with a structure shown in formula I: A non-aqueous electrolyte of a LIB can be prepared with the cyclic sulfonate additive for the electrolyte of the LIB as one of additives, together with a non-aqueous…
The present invention relates to an electrolyte additive including a compound represented by Chemical Formula 1, an electrolyte including the electrolyte additive, and a secondary battery including the electrolyte. Rand Rare each independently an alkylene group having 1-5 carbon atoms; Eis a bond…
An electrolyte for a lithium-sulfur battery according to aspects of the present disclosure includes an organic solvent; a lithium salt; and an additive, wherein the additive includes tantalum pentafluoride (TaF). According to certain aspects, the electrolyte can be provided as a part of a…
An object of the present disclosure is to provide a nonaqueous electrolytic solution and a lithium ion secondary battery using same, the nonaqueous electrolytic solution having both excellent battery safety when used at a high temperature, an important feature for secondary batteries to be…
Provided are a non-aqueous electrolyte and a preparation method thereof, and a secondary battery and an electric apparatus containing the same. The non-aqueous electrolyte contains a non-aqueous solvent and lithium ions, first cations, and first anions dissolved therein, where the first cation is a…
Disclosed are an electrolyte solution and a lithium-ion battery. The electrolyte solution includes a first additive, a second additive, and a third additive; the first additive includes a silane compound; the second additive includes a polycyclic compound; the third additive includes lithium…
A lithium-ion battery includes a positive electrode and an electrolyte. A positive electrode active material included in the positive electrode includes a doping element. The doping element includes at least one selected from W, Cu, Fe, V, Cr, Ti, Zr, Zn, Al, In, Ta, Y, La, Sr, Ga, Sc, Gd, Sm, Ca…
An electrolyte composition for batteries is provided. The electrolyte composition includes a solvent blend that includes cyclic carbonate and linear carbonate. The electrolyte composition further includes a lithium-based salt, fluoroethylene carbonate, vinylene carbonate, and a metal-based salt…
The present application provides an electrolyte solution, a secondary battery and a power consuming device. The electrolyte solution contains a solvent, an additive and a lithium salt. The solvent includes a first solvent and a second solvent, the first solvent being a cyclic ester solvent, and the…