NON-AQUEOUS ELECTROLYTE, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

PURPOSE: A non-aqueous electrolyte and a rechargeable lithium battery including thereof are provided to form a stable film on the surface between a negative electrode and the non-aqueous electrolyte, and to improve the lifetime property of a high capacity battery. CONSTITUTION: A non-aqueous electro...

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Bibliographic Details
Main Authors KIM, SUNG SOO, LEE, DOO KYOUNG, PARK, SU YEONG, CHOI, NAM SOON, YEW, KYOUNG HAN
Format Patent
LanguageEnglish
Korean
Published 25.08.2010
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Summary:PURPOSE: A non-aqueous electrolyte and a rechargeable lithium battery including thereof are provided to form a stable film on the surface between a negative electrode and the non-aqueous electrolyte, and to improve the lifetime property of a high capacity battery. CONSTITUTION: A non-aqueous electrolyte for a rechargeable lithium battery contains a non-aqueous organic solvent, first lithium salt marked with chemical formula 1, and second lithium salt without boron. In the chemical formula 1, Ra~Rd are selected from the group consisting of a substituted or non-substituted alkyl group, a substituted or non-substituted alkylene group, a substituted or non-substituted alkylene oxide group, and halogen.
Bibliography:Application Number: KR20090012450