DISULFONATE-BASED ADDITIVE AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME

An electrolyte includes: a lithium salt; a non-aqueous solvent; and a disulfonate compound represented by Formula 1: wherein, in Formula 1, R 1 and R 2 are each independently a fluorine, a cyano group, a nitro group, or a methyl group substituted with at least one fluorine, R 11 to R 14 are each ind...

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Bibliographic Details
Main Authors Seo, Jinah, Koh, Myongchun, Park, Eunha, Kang, Yoonsok
Format Patent
LanguageEnglish
Published 21.02.2019
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Summary:An electrolyte includes: a lithium salt; a non-aqueous solvent; and a disulfonate compound represented by Formula 1: wherein, in Formula 1, R 1 and R 2 are each independently a fluorine, a cyano group, a nitro group, or a methyl group substituted with at least one fluorine, R 11 to R 14 are each independently a hydrogen, a deuterium, a fluorine, a hydroxyl group, a cyano group, a nitro group, a substituted or unsubstituted C 1 -C 10 alkyl group, a substituted or unsubstituted C 2 -C 10 alkenyl group, or a substituted or unsubstituted C 2 -C 10 alkynyl group, a1 and a2 are each independently an integer of 1 to 5, a11 and a12 are each independently an integer of 0 to 4, and a sum of a1 and a11 is 5, and a sum of a2 and a12 is 5.
Bibliography:Application Number: US201816049963