CPC H01M 10/0568 (2013.01) [H01M 4/382 (2013.01); H01M 4/485 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/0525 (2013.01); H01M 10/0567 (2013.01); H01M 10/0569 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 2300/0034 (2013.01)] | 18 Claims |
1. An electrolyte for a lithium metal battery, the electrolyte comprising:
a nonaqueous aprotic organic solvent; and
a lithium salt dissolved or ionized in the nonaqueous aprotic organic solvent,
wherein the nonaqueous aprotic organic solvent includes a cyclic carbonate, an acyclic carbonate, and an acyclic fluorinated ether having the formula:
wherein n=0 or 1,
wherein R1 and R2 are each straight-chain C1-C6 fluoroalkyl groups,
wherein, when n=1, R3 is a methylene group or a polyethylene group, and
wherein the lithium salt comprises lithium (fluorosulfonyl)(trifluoromethanesulfonyl)imide.
|