公开(公告)号：US20230327199A1

公开(公告)日：2023-10-12

申请号：US18003860

申请日：2022-05-28

Applicant: Samsung SDI Co., Ltd.

Inventor： Hana Ra ,  Sujeong Koh ,  Aehui Goh ,  Taehyon Bae ,  Seunghyeon Son ,  Jinhyeok Lim

IPC: H01M10/0567

CPC classification number: H01M10/0567

Abstract: An electrolyte for a lithium secondary battery and a lithium secondary battery including the same are provided. The electrolyte for a lithium secondary battery may include: a lithium salt; a non-aqueous organic solvent; and a sulfone-based compound additive including at least one phenyl group and a silane-based compound additive including at least one phenyl group.

公开(公告)号：US11600862B2

公开(公告)日：2023-03-07

申请号：US16305092

申请日：2017-05-29

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Yunhee Kim ,  Hoseok Yang ,  Minyoung Lee ,  Sejeong Park ,  Hyunwoo Kim ,  Sujeong Koh

IPC: H01M10/0569 ,  H01M10/0525 ,  H01M4/131 ,  C08L65/02 ,  H01M4/02

Abstract: The present invention relates to an electrolyte for a lithium secondary battery, comprising an organic solvent, a lithium salt and a compound of Chemical Formula 1, wherein the compound of Chemical Formula 1 is contained in an amount of 0.001 wt % or more and less than 0.1 wt %. In Chemical Formula 1, n is one of the integers 3 to 10.

公开(公告)号：US20240088439A1

公开(公告)日：2024-03-14

申请号：US18233773

申请日：2023-08-14

Applicant: Samsung SDI Co., Ltd.

Inventor： Jinhyeok Lim ,  Yunhee Kim ,  Wonseok Cho ,  Sujeong Koh ,  Jinah Seo ,  Erang Cho

IPC: H01M10/0567 ,  H01M4/1315 ,  H01M10/0568 ,  H01M10/0569

CPC classification number: H01M10/0567 ,  H01M4/1315 ,  H01M10/0568 ,  H01M10/0569 ,  H01M10/052

Abstract: An electrolyte for a lithium secondary battery and a lithium secondary battery including the electrolyte are disclosed. The electrolyte may include a lithium salt, an organic solvent, and a compound represented by Formula 1:




where, in Formula 1, A is oxygen or sulfur.