公开(公告)号：US11728513B2

公开(公告)日：2023-08-15

申请号：US16857307

申请日：2020-04-24

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Harim Lee ,  Younghye Kang ,  Aeran Kim ,  Hyejin Park ,  Myungheui Woo ,  Duckjae You ,  Taejin Lee ,  Jinhyeok Lim ,  Wonseok Cho ,  Olga Tsay ,  Hyunbong Choi ,  Pavel Shatunov

IPC: H01M10/0567 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M4/525 ,  H01M4/587 ,  H01M4/505 ,  C07F7/10 ,  H01M4/36 ,  H01M4/38

CPC classification number: H01M10/0567 ,  C07F7/10 ,  H01M4/364 ,  H01M4/386 ,  H01M4/505 ,  H01M4/525 ,  H01M4/587 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2300/004

Abstract: An electrolyte additive for a lithium secondary battery, an electrolyte, and a lithium secondary battery, the additive comprising a compound represented by Formula 1 below:

公开(公告)号：US20160056504A1

公开(公告)日：2016-02-25

申请号：US14730103

申请日：2015-06-03

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Seungtae Lee ,  Myunghoon Kim ,  Taehyun Bae ,  Aeran Kim ,  Woocheol Shin ,  Soojin Kim

IPC: H01M10/0567 ,  H01M10/0525

CPC classification number: H01M10/0567 ,  H01M10/052 ,  H01M10/0525 ,  H01M2300/0025 ,  Y02T10/7011

Abstract: An electrolyte for a lithium battery and a lithium battery including the electrolyte. The electrolyte is employed in the lithium battery so as to improve cycle characteristics of the lithium battery that is operable at high voltages.

Abstract translation: 用于锂电池的电解质和包括电解质的锂电池。 在锂电池中使用电解质，以改善可在高电压下工作的锂电池的循环特性。

公开(公告)号：US11830978B2

公开(公告)日：2023-11-28

申请号：US16887035

申请日：2020-05-29

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Myungheui Woo ,  Pavel Shatunov ,  Olga Tsay ,  Younghye Kang ,  Aeran Kim ,  Hyejin Park ,  Jeongmin Shin ,  Duckjae You ,  Taejin Lee ,  Harim Lee ,  Jinhyeok Lim ,  Wonseok Cho ,  Hyunbong Choi

IPC: H01M10/0567 ,  H01M10/0525 ,  H01M10/0569 ,  H01M4/38 ,  H01M4/36 ,  H01M4/583 ,  H01M4/525 ,  H01M4/505

CPC classification number: H01M10/0567 ,  H01M4/366 ,  H01M4/386 ,  H01M4/505 ,  H01M4/525 ,  H01M4/583 ,  H01M10/0525 ,  H01M10/0569 ,  H01M2300/0028 ,  H01M2300/0037 ,  H01M2300/0045

Abstract: An electrolyte additive for a lithium secondary battery, an electrolyte, and a lithium secondary battery, the additive including a compound represented by Formula 1 below:

公开(公告)号：US11508990B2

公开(公告)日：2022-11-22

申请号：US16597613

申请日：2019-10-09

Applicant: Samsung SDI Co., Ltd.

Inventor： Wonseok Cho ,  Pavel Shatunov ,  Olga Tsay ,  Younghye Kang ,  Aeran Kim ,  Hyejin Park ,  Jeongmin Shin ,  Myungheui Woo ,  Duckjae You ,  Taejin Lee ,  Harim Lee ,  Jinhyeok Lim ,  Hyunbong Choi

IPC: H01M10/0567 ,  H01M10/0525 ,  H01M4/525 ,  H01M4/131

Abstract: A lithium secondary battery includes: a cathode, an anode; and an electrolyte between the cathode and the anode, wherein the cathode includes a cathode active material represented by Formula 1 below, and the electrolyte includes a lithium salt, a non-aqueous solvent, and a compound represented by Formula 2, where x, y, z, M, A, L1, a1, and R1 to R4 are defined as described in the disclosure.

公开(公告)号：US11245132B2

公开(公告)日：2022-02-08

申请号：US16604241

申请日：2018-01-16

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Aeran Kim ,  Woo Cheol Shin ,  Jeongmin Shin ,  Hyunbong Choi

IPC: H01M10/0567 ,  H01M10/0525 ,  H01M10/0569 ,  H01M4/02

Abstract: Provided are an electrolyte for a lithium secondary battery and a lithium secondary battery including the same wherein the electrolyte includes a non-aqueous organic solvent; a lithium salt; and an additive represented by Chemical Formula 1.

公开(公告)号：US10916806B2

公开(公告)日：2021-02-09

申请号：US16335240

申请日：2017-09-11

Applicant: Samsung SDI Co., Ltd.

Inventor： Pavel Shatunov ,  Olga Tsay ,  Aeran Kim ,  Woo Cheol Shin ,  Hyunbong Choi

IPC: H01M6/04 ,  H01M10/0567 ,  H01M10/0525 ,  H01M4/525 ,  H01M4/02

Abstract: The present invention relates to an electrolyte for a lithium secondary battery, and a lithium secondary battery comprising the electrolyte, the electrolyte comprising a non-aqueous organic solvent; lithium salt; and an additive comprising a compound which contains a difluorophosphite (—OPF2) group which is expressed by a particular chemical formula.

公开(公告)号：US12218309B2

公开(公告)日：2025-02-04

申请号：US17630120

申请日：2020-07-28

Applicant: Samsung SDI Co., Ltd.

Inventor： Jinhyeok Lim ,  Pavel Shatunov ,  Olga Tsay ,  Younghye Kang ,  Aeran Kim ,  Hyejin Park ,  Myungheui Woo ,  Duckjae You ,  Taejin Lee ,  Harim Lee ,  Wonseok Cho ,  Hyunbong Choi

IPC: H01M10/0567 ,  H01M4/02 ,  H01M4/505 ,  H01M4/525 ,  H01M10/0525 ,  H01M10/0569

Abstract: Provided are an electrolyte additive for lithium secondary batteries, an electrolyte for lithium secondary batteries including the same, and a lithium secondary battery including the electrolyte, the additive including a compound represented by Formula 1 below: In Formula 1, R1 to R6 are as defined in the detailed description.

公开(公告)号：US12015120B2

公开(公告)日：2024-06-18

申请号：US16927116

申请日：2020-07-13

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Hyunbong Choi ,  Younghye Kang ,  Dongyoung Kim ,  Soojin Kim ,  Aeran Kim ,  Suyeol Ryu ,  Jeongmin Shin ,  Junyong Lee ,  Tae Jin Lee ,  Jin-Hyeok Lim ,  Myunghwan Jeong ,  Wonseok Cho ,  Pavel Shatunov ,  Jungmin Han

IPC: H01M10/0567 ,  H01M4/02 ,  H01M4/38 ,  H01M4/505 ,  H01M4/525 ,  H01M10/0525 ,  H01M10/0569

CPC classification number: H01M10/0567 ,  H01M4/505 ,  H01M4/525 ,  H01M10/0525 ,  H01M10/0569 ,  H01M2004/027 ,  H01M2004/028 ,  H01M4/382 ,  H01M2300/0025 ,  H01M2300/0028 ,  Y02E60/10

Abstract: An additive, an electrolyte for a rechargeable lithium battery, and a rechargeable lithium battery, the additive being represented by Chemical Formula 1:

公开(公告)号：US11936001B2

公开(公告)日：2024-03-19

申请号：US16592667

申请日：2019-10-03

Applicant: Samsung SDI Co., Ltd.

Inventor： Hyejin Park ,  Younghye Kang ,  Aeran Kim ,  Myungheui Woo ,  Duckjae You ,  Taejin Lee ,  Harim Lee ,  Jinhyeok Lim ,  Wonseok Cho ,  Hyunbong Choi

IPC: H01M10/0567 ,  C07F7/18 ,  H01M4/02 ,  H01M4/525 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569

CPC classification number: H01M10/0567 ,  C07F7/1896 ,  H01M4/525 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2004/028 ,  H01M2300/0025

Abstract: An additive for a lithium secondary battery includes a compound represented by Formula 1 below, where R1 to R4 are as defined in the disclosure. An electrolyte for a lithium secondary battery includes: a lithium salt; a non-aqueous organic solvent; and the additive. A lithium secondary battery includes: a cathode; an anode; and the electrolyte.

公开(公告)号：US11056719B2

公开(公告)日：2021-07-06

申请号：US16655130

申请日：2019-10-16

Applicant: Samsung SDI Co., Ltd.

Inventor： Pavel Shatunov ,  Olga Tsay ,  Aeran Kim ,  Hyunbong Choi ,  Jin-Hyeok Lim ,  Jungmin Han ,  Myunghwan Jeong ,  Soojin Kim

IPC: H01M6/04 ,  H01M10/0567 ,  H01M10/0525 ,  H01M10/0568 ,  C07F9/06 ,  H01M50/10 ,  H01M50/116 ,  H01M50/124

Abstract: The present invention relates to a lithium secondary battery including an electrolyte including a non-aqueous organic solvent, a lithium salt and an additive comprising a compound represented by Chemical Formula 1; and a battery case in which the electrolyte is housed, wherein the battery case has a shape with a width (W), a height (H), and a thickness (Th), when a maximum value among the width (W), the height (H), and the thickness (Th) is a and a minimum value among the width (W), the height (H), and the thickness (Th) is b, b/a is 0.01 or more: wherein, in Chemical Formula 1, A is a substituted or unsubstituted aliphatic chain or (—C2H4—O—C2H4-)n, and n is an integer from 1 to 10.