Sk Innovation Co., Ltd.

Seong Il Lee

Jin Sung Kim

Kwang Kuk Lee

Cheol Woo Kim

Seung Yon Oh

Yu Na Shim

Jin Su Ham

Hyo Seung Park

Sung Yon Oh

Jong Ho Lim

Provided are a lithium secondary battery electrolyte and a lithium secondary battery. The lithium secondary battery electrolyte includes a lithium salt, non-aqueous organic solvent, and an oxalate derivative. The lithium secondary battery includes a cathode, an anode, a separator, and the lithium secondary battery electrolyte. The lithium secondary battery electrolyte has excellent high-temperature stability, a high discharge capacity at a low temperature, and excellent lifespan characteristics.

Lithium secondary battery electrolyte and lithium secondary battery comprising same

Provided are an electrolyte for a lithium secondary battery and a lithium secondary battery containing the same. The electrolyte for a secondary battery according to the present invention has excellent high-temperature stability, excellent low-temperature discharge capacity, and excellent life cycle characteristics.

Electrolyte for lithium secondary battery and lithium secondary battery containing the same

Provided are an electrolyte for a lithium secondary battery and a lithium secondary battery containing the same.

Provided are an electrolyte for a lithium secondary battery, and a lithium secondary battery containing the same, wherein the electrolyte for a secondary battery has significantly excellent high-temperature stability, low-temperature discharge capacity, and life cycle characteristics.

Provided are a novel compound, an electrolyte for a lithium secondary battery containing the same, and a lithium secondary battery containing the electrolyte for a lithium secondary battery according to the present invention. The electrolyte for a secondary battery according to the present invention may have significantly excellent high-temperature stability, low-temperature discharge capacity, and life cycle characteristics.

Compound and electrolyte of lithium secondary battery containing the same

Provided are an electrolyte for a high-voltage lithium secondary battery and a high-voltage lithium secondary battery containing the same, and more particularly, an electrolyte for a high-voltage lithium secondary battery which may not be oxidized and decomposed at the time of being kept at a high voltage and a high temperature to prevent swelling of a battery through suppression of gas generation, thereby having excellent high-temperature storage characteristics and excellent discharge characteristics at a low temperature while decreasing a thickness increase rate of the battery, and a high-voltage lithium secondary battery containing the same.

Growing community of inventors

Daejeon, South Korea

Seong Il Lee