公开(公告)号：US20240128510A1

公开(公告)日：2024-04-18

申请号：US18269521

申请日：2021-12-24

Applicant: SOULBRAIN CO., LTD.

Inventor： Ji Young CHOI ,  Min Goo KIM ,  Sang Ho LEE ,  Wan Chul KANG ,  Jong Cheol YUN ,  Ji Seong HAN ,  Min Jung JANG

IPC: H01M10/0567 ,  C07F9/141 ,  C07F9/6574 ,  H01M10/0568 ,  H01M10/0569

CPC classification number: H01M10/0567 ,  C07F9/1417 ,  C07F9/65742 ,  C07F9/65746 ,  C07F9/65748 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2220/20 ,  H01M2300/004

Abstract: The present invention relates to a novel electrolyte and a secondary battery including the same. The present invention has an effect of providing a secondary battery having improved charging efficiency and output due to reduced charging resistance and having excellent long-term lifespan and high-temperature capacity retention rate.

公开(公告)号：US20240258569A1

公开(公告)日：2024-08-01

申请号：US18627460

申请日：2024-04-05

Applicant: SOULBRAIN CO., LTD.

Inventor： Min Goo KIM ,  Min Jung JANG ,  Jae Yoon KIM ,  Sang Ho LEE ,  Jong Cheol YUN ,  Ji Seong HAN

IPC: H01M10/0567 ,  C01B17/45 ,  C07C317/28 ,  H01M10/0525

CPC classification number: H01M10/0567 ,  C01B17/45 ,  C07C317/28 ,  H01M10/0525 ,  C01P2006/40 ,  H01M2300/0025

Abstract: Disclosed is an electrolyte and a secondary battery containing the same. According to the present disclosure, charging efficiency and output may be improved due to low discharge resistance, and gas generation and thickness increase may be suppressed to provide a secondary battery with long-term lifespan and excellent high temperature capacity retention.

公开(公告)号：US20240105991A1

公开(公告)日：2024-03-28

申请号：US18272078

申请日：2022-01-21

Applicant: SOULBRAIN CO., LTD.

Inventor： Min Jung JANG ,  Min Goo KIM ,  Young Rok LIM ,  Ji Young CHOI ,  Sang Ho LEE ,  Wan Chul KANG ,  Jong Cheol YUN ,  Ji Seong HAN ,  Hee Jeong RYU ,  Jae Won CHUNG

IPC: H01M10/0567 ,  H01M10/0525

CPC classification number: H01M10/0567 ,  H01M10/0525

Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.

公开(公告)号：US20240097189A1

公开(公告)日：2024-03-21

申请号：US18272084

申请日：2022-01-21

Applicant: SOULBRAIN CO., LTD.

Inventor： Min Jung JANG ,  Min Goo KIM ,  Young Rok LIM ,  Ji Young CHOI ,  Sang Ho LEE ,  Wan Chul KANG ,  Jong Cheol YUN ,  Ji Seong HAN ,  Hee Jeong RYU ,  Jae Won CHUNG

IPC: H01M10/0567 ,  C07C69/003 ,  C07C309/04 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569

CPC classification number: H01M10/0567 ,  C07C69/003 ,  C07C309/04 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2220/10 ,  H01M2220/20 ,  H01M2300/004

Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.

公开(公告)号：US20240332615A1

公开(公告)日：2024-10-03

申请号：US18269518

申请日：2021-12-24

Applicant: SOULBRAIN CO., LTD.

Inventor： Ji Young CHOI ,  Min Goo KIM ,  Sang Ho LEE ,  Wan Chul KANG ,  Jong Cheol YUN ,  Ji Seong HAN ,  Min Jung JANG

IPC: H01M10/0567 ,  H01M10/052 ,  H01M10/0568

CPC classification number: H01M10/0567 ,  H01M10/052 ,  H01M10/0568 ,  H01M2220/20 ,  H01M2300/0025

Abstract: The present invention relates to an electrolyte for batteries and a secondary battery. The present invention has an effect of providing a secondary battery having improved charging efficiency and output due to reduced charging resistance and having excellent long-term lifespan and high-temperature capacity retention rate.

公开(公告)号：US20240274883A1

公开(公告)日：2024-08-15

申请号：US18627454

申请日：2024-04-05

Applicant: SOULBRAIN CO., LTD.

Inventor： Min Goo KIM ,  Min Jung JANG ,  Jae Yoon KIM ,  Sang Ho LEE ,  Jong Cheol YUN ,  Ji Seong HAN

IPC: H01M10/0567 ,  H01M10/0525

CPC classification number: H01M10/0567 ,  H01M10/0525 ,  H01M2300/004

Abstract: Disclosed is an electrolyte and a secondary battery containing the same. According to the present disclosure, charging efficiency and output may be improved due to low discharge resistance, and gas generation and thickness increase may be suppressed to provide a secondary battery with long-term lifespan and excellent high temperature capacity retention.

公开(公告)号：US20240097188A1

公开(公告)日：2024-03-21

申请号：US18272080

申请日：2022-01-21

Applicant: SOULBRAIN CO., LTD.

Inventor： Min Jung JANG ,  Min Goo KIM ,  Young Rok LIM ,  Ji Young CHOI ,  Sang Ho LEE ,  Wan Chul KANG ,  Jong Cheol YUN ,  Ji Seong HAN ,  Hee Jeong RYU ,  Jae Won CHUNG

IPC: H01M10/0567 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569

CPC classification number: H01M10/0567 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2220/10 ,  H01M2220/20

Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.

公开(公告)号：US20230178806A1

公开(公告)日：2023-06-08

申请号：US18011148

申请日：2021-06-28

Applicant: SOULBRAIN CO., LTD.

Inventor： Ji Young CHOI ,  Min Goo KIM ,  Sang Ho LEE ,  Wan Chul KANG ,  Jong Chul YUN ,  Hyeong Kyu LIM ,  Ji Seong HAN ,  Min Jung JANG

IPC: H01M10/0567 ,  H01M10/0569

CPC classification number: H01M10/0567 ,  H01M10/0569 ,  H01M2300/004

Abstract: The present invention relates to an electrolyte additive including a compound containing a substituent represented by Chemical Formula 1, an electrolyte including the electrolyte additive, and a secondary battery including the electrolyte. Chemical Formula 1:




In Chemical Formula 1, P and O are phosphorus and oxygen, respectively; A is a bond or oxygen; Q is oxygen or an unshared electron pair; R1, R2, R3, and R4 are each independently hydrogen, a linear or branched alkyl group having 1 to 10 carbon atoms, an alkenyl group, an alkynyl group, an alkoxy group, an alkoxycarbonyl group, an alkoxyalkyl group, a fluoroalkyl, or a cyclic sulfate; optionally, R1 or R2 is connected to R3 or R4 to form a double bond or a ring; n is an integer from 0 to 3; and * is a binding position.

公开(公告)号：US20220376299A1

公开(公告)日：2022-11-24

申请号：US17621293

申请日：2020-06-26

Applicant: SOULBRAIN CO., LTD.

Inventor： Ji Young CHOI ,  Ji Seong HAN ,  Jong Chul YUN ,  Min Goo KIM ,  Min Jung JANG ,  Hyeong Kyu LIM ,  Wan Chul KANG ,  Sang Ho LEE

IPC: H01M10/0567 ,  H01M10/0569 ,  H01M10/0525 ,  H01M10/0568 ,  H01M50/46

Abstract: The present invention relates to an electrolyte additive, a battery electrolyte including the electrolyte additive, and a secondary battery, and more particularly, to an electrolyte additive including a compound represented by Chemical Formula 1, an electrolyte including the electrolyte additive, and a secondary battery including the electrolyte. According to the present invention, due to low charging resistance, charging efficiency and output may be improved. In addition, the present invention has an effect of providing a secondary battery having a long lifespan and excellent capacity retention at high temperature.

公开(公告)号：US20240097190A1

公开(公告)日：2024-03-21

申请号：US18272085

申请日：2022-01-21

Applicant: SOULBRAIN CO., LTD.

Inventor： Min Jung JANG ,  Min Goo KIM ,  Young Rok LIM ,  Ji Young CHOI ,  Sang Ho LEE ,  Wan Chul KANG ,  Jong Cheol YUN ,  Ji Seong HAN ,  Hee Jeong RYU ,  Jae Won CHUNG

IPC: H01M10/0567 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569

CPC classification number: H01M10/0567 ,  H01M10/0525 ,  H01M10/0568 ,  H01M10/0569 ,  H01M2220/10 ,  H01M2220/20 ,  H01M2300/004

Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.