US 11,728,508 B2
Lithium secondary battery
Dai In Park, Daejeon (KR); Hyo Shin Kwak, Daejeon (KR); Myoung Lae Kim, Daejeon (KR); and In Haeng Cho, Daejeon (KR)
Assigned to SK On Co., Ltd., Seoul (KR)
Filed by SK On Co., Ltd., Seoul (KR)
Filed on Oct. 25, 2021, as Appl. No. 17/509,642.
Application 17/509,642 is a continuation of application No. 16/526,013, filed on Jul. 30, 2019.
Claims priority of application No. 10-2018-0090381 (KR), filed on Aug. 2, 2018.
Prior Publication US 2022/0045351 A1, Feb. 10, 2022
Int. Cl. H01M 10/0525 (2010.01); H01M 10/0567 (2010.01); H01M 10/0569 (2010.01); H01M 4/38 (2006.01); H01M 4/134 (2010.01); H01M 4/133 (2010.01); H01M 4/583 (2010.01); C07C 11/02 (2006.01); H01M 4/02 (2006.01)
CPC H01M 10/0525 (2013.01) [C07C 11/02 (2013.01); H01M 4/133 (2013.01); H01M 4/134 (2013.01); H01M 4/386 (2013.01); H01M 4/583 (2013.01); H01M 10/0567 (2013.01); H01M 10/0569 (2013.01); H01M 2004/027 (2013.01); H01M 2300/0028 (2013.01)] 9 Claims
 
1. An electrolyte composite for a lithium secondary battery comprising:
at least one lithium salt;
at least one non-aqueous organic solvent;
at least one conjugated diene compound selected from the following structural formulae:

OG Complex Work Unit Chemistry
and
one or more additives selected from an oxalato phosphate-based compound or an oxalato borate-based compound.