	US 12,300,821 B2
	Anode binder for lithium rechargeable battery, anode binder including cured compound of the same anode binder
Sungjin Lee, Daejeon (KR); Jeong Man Son, Daejeon (KR); Dong Jo Ryu, Daejeon (KR); Seon Hee Han, Daejeon (KR); Jung Sup Han, Daejeon (KR); Min Ah Kang, Daejeon (KR); Jungeun Woo, Daejeon (KR); and Cheolhoon Choi, Daejeon (KR)
Assigned to LG Chem, Ltd., Seoul (KR)
Appl. No. 17/299,613
Filed by LG Chem, Ltd., Seoul (KR)
PCT Filed Oct. 14, 2020, PCT No. PCT/KR2020/013964 § 371(c)(1), (2) Date Jun. 3, 2021, PCT Pub. No. WO2021/085894, PCT Pub. Date May 6, 2021.
Claims priority of application No. 10-2019-0138185 (KR), filed on Oct. 31, 2019; and application No. 10-2020-0131978 (KR), filed on Oct. 13, 2020.
Prior Publication US 2022/0020992 A1, Jan. 20, 2022
Int. Cl. H01M 4/62 (2006.01); C08F 236/10 (2006.01); C08K 13/02 (2006.01); C09D 147/00 (2006.01); C08K 3/22 (2006.01); C08K 5/42 (2006.01); C08K 5/46 (2006.01); C08K 5/56 (2006.01); H01M 4/02 (2006.01); H01M 10/0525 (2010.01)

CPC H01M 4/622 (2013.01) [C08F 236/10 (2013.01); C08K 13/02 (2013.01); C09D 147/00 (2013.01); C08K 2003/2296 (2013.01); C08K 5/42 (2013.01); C08K 5/46 (2013.01); C08K 5/56 (2013.01); H01M 2004/027 (2013.01); H01M 10/0525 (2013.01)]

17 Claims

1. An anode binder material for a lithium rechargeable battery, comprising

a vulcanization accelerator comprising a metal-organic framework;

a styrene-butadiene-based copolymer; and

S₈,

wherein the metal-organic framework comprises Zn(1,4-Benzenedicarboxylate), Zn₄O (4,4′,4″-[benzene-1,3,5-triyl-tris(ethyne-2,1-diyl)]tribenzoate) (biphenyl-4,4′-dicarboxylate), Zn₄O (4,4′,4″-[benzene-1,3,5-triyl-tris(benzene-4,1-diyl)]tribenzoate), or a mixture thereof,

wherein the S₈is included in an amount of 0.5 to 3 parts by weight, and the metal-organic framework is included in an amount of 0.5 to 2 parts by weight, based on 100 parts by weight of the styrene-butadiene-based copolymer.