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

• Main Authors: LEE TAE JIN, KIM MIN SEO, PARK HYE JIN, RA HA NA, WOO MYUNG HEUI, RYU BO KYUNG
• Format: Patent
• Language: English; Korean
• Published: 21.05.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

리튬이차전지용 전해질 및 이를 포함하는 리튬이차전지가 개시된다. 상기 리튬이차전지용 전해질은 리튬염; 유기용매; 및 하기 화학식 1로 표시되는 첨가제;를 포함할 수 있다. [화학식 1] JPEGpat00050.jpg5047 화학식 1 중, R1 내지 R6 는 상세한 설명에서 정의된 바와 같다. An electrolyte for a lithium secondary battery and a lithium secondary battery including the electrolyte are provided. The electrolyte for a lithium secondary battery may include a lithium salt, an organic solvent, and an additive represented by Formula 1, where at least one selected from among R1 to R6 may be a C1-C5 alkyl group including a cyano group, and one or two selected from among R1 to R6 may each be a fluorinated C1-C5 alkyl group.