US 11,967,680 B2
Gel polymer electrolyte composition attaining shortened crosslinking time, secondary battery comprising same, and manufacturing method for secondary battery
Won Kyung Shin, Daejeon (KR); Won Tae Lee, Daejeon (KR); Young Ho Oh, Daejeon (KR); Chul Haeng Lee, Daejeon (KR); and Kyoung Ho Ahn, Daejeon (KR)
Assigned to LG ENERGY SOLUTION, LTD., Seoul (KR)
Appl. No. 18/286,747
Filed by LG ENERGY SOLUTION, LTD., Seoul (KR)
PCT Filed Jan. 11, 2023, PCT No. PCT/KR2023/000478
§ 371(c)(1), (2) Date Oct. 12, 2023,
PCT Pub. No. WO2023/191270, PCT Pub. Date Oct. 5, 2023.
Claims priority of application No. 10-2022-0040568 (KR), filed on Mar. 31, 2022.
Prior Publication US 2024/0105990 A1, Mar. 28, 2024
Int. Cl. H01M 10/0525 (2010.01); C07C 69/96 (2006.01); H01M 10/052 (2010.01); H01M 10/0565 (2010.01); H01M 10/058 (2010.01); H01M 50/105 (2021.01); H01M 50/609 (2021.01)
CPC H01M 10/0565 (2013.01) [C07C 69/96 (2013.01); H01M 10/052 (2013.01); H01M 10/058 (2013.01); H01M 50/105 (2021.01); H01M 50/609 (2021.01); H01M 2300/0025 (2013.01); H01M 2300/0085 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A gel polymer electrolyte composition, comprising:
an oligomer represented by Formula 1 below;
a curing accelerator that includes a monocyclic or a polycyclic amine compound;
a polymerization initiator;
a non-aqueous solvent; and
a lithium salt:

OG Complex Work Unit Chemistry
in the Formula 1,
R is an alkylene having 1 to 5 carbons substituted with an alkyl group having 1 to 5 carbons, and
m is an integer from 1 to 50.