US 12,438,195 B2
Non-aqueous electrolyte, and lithium secondary battery comprising the same
Jeong Woo Oh, Daejeon (KR); Chul Haeng Lee, Daejeon (KR); Yu Ha An, Daejeon (KR); and Sung Guk Park, Daejeon (KR)
Assigned to LG Energy Solution, Ltd., Seoul (KR)
Filed by LG Energy Solution, Ltd., Seoul (KR)
Filed on Jul. 25, 2022, as Appl. No. 17/872,361.
Claims priority of application No. 10-2021-0100129 (KR), filed on Jul. 29, 2021.
Prior Publication US 2023/0088739 A1, Mar. 23, 2023
Int. Cl. H01M 10/0568 (2010.01); H01M 4/02 (2006.01); H01M 4/04 (2006.01); H01M 4/485 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/0525 (2010.01); H01M 10/0567 (2010.01); H01M 10/0569 (2010.01); H01M 50/46 (2021.01)
CPC H01M 10/0568 (2013.01) [H01M 4/0404 (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 50/46 (2021.01); H01M 2004/028 (2013.01); H01M 2300/0028 (2013.01)] 16 Claims
 
1. A non-aqueous electrolyte comprising:
a lithium salt;
an organic solvent; and
a compound represented by Chemical Formula 1, wherein

OG Complex Work Unit Chemistry
in Chemical Formula 1, L1 and L2 are each independently a single bond or an alkylene group having 1 to 5 carbon atoms, and
R1 is hydrogen or an alkyl group having 1 to 5 carbon atoms,
provided when L1 and L2 are both a single bond, R1 is an alkyl group having 1 to 5 carbon atoms.