Hyundai Motor Company

Kia Corporation

Ulsan National Institute of Science and Technology

Woo Gyum Kim

Yoon Sung Lee

Seung Min Oh

Sung Ho Ban

Ko Eun Kim

Nam Soon Choi

Sang Kyu Kwak

Sung You Hong

Hyeon Gyu Moon

Dae Yeon Hwang

Ik Kyu Kim

Ji Eun Lee

Jun Ki Rhee

Woo Young Jin

Disclosed are an electrolyte solution for lithium secondary batteries and a lithium secondary battery including the same. The electrolyte solution for lithium secondary batteries includes: a lithium salt; a solvent; and a functional additive, wherein the functional additive includes a first positive-electrode film additive, which is 2-(2'((tert-butoxycarbonyl)amino)ethoxy)-ethyl p-methylbenzenesulfonate, represented by the following Formula 1:

Electrolyte solution for lithium secondary batteries and lithium secondary battery including the same

The electrolyte solution for a lithium secondary battery includes: a lithium salt; a solvent; and an anode additive including 5-(4-cyanophenyl)-1-(4-fluorobenzyl)-1H-1,2,3-triazole-4-carbonitrile represented by Chemical Formula 1 below:

Electrolyte solution for lithium secondary battery and lithium secondary battery comprising same

The electrolyte for a lithium secondary battery includes: a lithium salt; a solvent; and a functional additive, wherein the functional additive includes 1,2-bis(maleimido)ethane, represented by the following formula 1: 

Electrolyte for lithium secondary battery and lithium secondary battery comprising same

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Ulsan, South Korea

Woo Gyum Kim