CPC H01M 10/0567 (2013.01) [C07F 7/10 (2013.01); H01M 4/364 (2013.01); H01M 4/386 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/587 (2013.01); H01M 10/0525 (2013.01); H01M 10/0568 (2013.01); H01M 10/0569 (2013.01); H01M 2300/004 (2013.01)] | 15 Claims |
1. An electrolyte for a lithium secondary battery, the electrolyte comprising:
a lithium salt;
a non-aqueous organic solvent; and
an additive, the additive including a compound represented by Formula 1 below:
wherein, in Formula 1,
R1 to R6 are each independently a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C1-C30 alkoxyalkyl group, a substituted or unsubstituted C4-C30 carbocyclic group, a substituted or unsubstituted C6-C30 aryl group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C2-C30 alkynyl group, or a substituted or unsubstituted C2-C30 heteroaryl group;
R7 and R8 are each independently hydrogen, a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C1-C30 alkoxyalkyl group, a substituted or unsubstituted C4-C30 carbocyclic group, a substituted or unsubstituted C6-C30 aryl group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C2-C30 alkynyl group, or a substituted or unsubstituted C2-C30 heteroaryl group; and
R9 to R11 are each independently hydrogen, fluorine, a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C1-C30 alkoxyalkyl group, a substituted or unsubstituted C4-C30 carbocyclic group, a substituted or unsubstituted C6-C30 aryl group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C2-C30 alkynyl group, or a substituted or unsubstituted C2-C30 heteroaryl group.
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