公开(公告)号：US09954249B2

公开(公告)日：2018-04-24

申请号：US13802067

申请日：2013-03-13

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Kwangjo Cheong ,  Yongbeom Lee ,  Soomi Eo

IPC: H01M10/0565 ,  H01M10/052 ,  H01B3/18 ,  H01M10/0564

CPC classification number: H01M10/0565 ,  H01B3/18 ,  H01M10/052 ,  H01M10/0564 ,  H01M2300/0025 ,  H01M2300/0082 ,  Y02E60/122

Abstract: A polymer electrolyte having improved reliability and safety by increasing thermal stability of a polymer of the polymer electrolyte and crosslinking density of a matrix of the polymer while improving electrode impregnation capability by inducing low viscosity in a pre-gel composition, and a lithium rechargeable battery including the same are disclosed. The polymer electrolyte is a cured product of a polymer electrolyte composition including a lithium salt, a non-aqueous organic solvent, and a pre-gel composition including a first monomer represented by Chemical Formula 1, a second monomer represented by Chemical Formula 2 and a third monomer represented by Chemical Formula 3.

公开(公告)号：US11784347B2

公开(公告)日：2023-10-10

申请号：US17041414

申请日：2019-02-12

Applicant: Samsung SDI Co., Ltd.

Inventor： Soojin Kim ,  Sangjae Park ,  Yongbeom Lee ,  Jeongdoo Yi

IPC: H01M10/0567 ,  C07F9/146 ,  H01M10/052

CPC classification number: H01M10/0567 ,  C07F9/146 ,  H01M10/052 ,  H01M2300/0025

Abstract: The present invention relates to an electrolyte for a rechargeable lithium, battery and a rechargeable lithium battery including same, wherein the electrolyte for a rechargeable lithium battery may comprise: a non-aqueous organic solvent, a lithium salt, a first additive containing a compound represented by chemical formula 1, and a second additive containing a magnesium salt.

公开(公告)号：US20140065475A1

公开(公告)日：2014-03-06

申请号：US13802067

申请日：2013-03-13

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Kwangjo Cheong ,  Yongbeom Lee ,  Soomi Eo

IPC: H01M10/0565 ,  H01M10/052

CPC classification number: H01M10/0565 ,  H01B3/18 ,  H01M10/052 ,  H01M10/0564 ,  H01M2300/0025 ,  H01M2300/0082 ,  Y02E60/122

Abstract: A polymer electrolyte having improved reliability and safety by increasing thermal stability of a polymer of the polymer electrolyte and crosslinking density of a matrix of the polymer while improving electrode impregnation capability by inducing low viscosity in a pre-gel composition, and a lithium rechargeable battery including the same are disclosed. The polymer electrolyte is a cured product of a polymer electrolyte composition including a lithium salt, a non-aqueous organic solvent, and a pre-gel composition including a first monomer represented by Chemical Formula 1, a second monomer represented by Chemical Formula 2 and a third monomer represented by Chemical Formula 3.

Abstract translation: 一种聚合物电解质，其通过提高聚合物电解质的聚合物的热稳定性和聚合物基质的交联密度而提高可靠性和安全性，同时通过在预凝胶组合物中诱导低粘度而提高电极浸渍能力，以及锂可充电电池，包括 同样公开。 聚合物电解质是包含锂盐，非水有机溶剂和包含由化学式1表示的第一单体的预凝胶组合物，由化学式2表示的第二单体和 由化学式3表示的第三单体。