公开(公告)号：US20230299338A1

公开(公告)日：2023-09-21

申请号：US18320596

申请日：2023-05-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taeyoung KIM ,  Youngjoon BAE

IPC: H01M10/0562 ,  H01M4/485 ,  H01M4/58 ,  H01M10/052 ,  H01M4/583 ,  H01M4/40 ,  H01M4/04

CPC classification number: H01M10/0562 ,  H01M4/485 ,  H01M4/5825 ,  H01M10/052 ,  H01M4/583 ,  H01M4/405 ,  H01M4/0404 ,  H01M2004/027

Abstract: A composite solid electrolyte for a secondary battery, wherein the secondary battery includes an anode, wherein the composite solid electrolyte includes a first solid electrolyte including a compound represented by Formula 1, and a second solid electrolyte including a compound represented by Formula 2, and wherein the first solid electrolyte is disposed adjacent to the anode:


Li1+x+2yAlxMgyM12−x−y(PO4)3   Formula 1

wherein in Formula 1,
M1 is germanium (Ge), zirconium (Zr), hafnium (Hf), tin (Sn), or a combination thereof, and
0

公开(公告)号：US20240154159A1

公开(公告)日：2024-05-09

申请号：US18363310

申请日：2023-08-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangbok MA ,  Giyun KWON ,  Hyeokjo GWON ,  Youngjoon BAE ,  Gabin YOON

IPC: H01M10/0562

CPC classification number: H01M10/0562 ,  H01M2300/0071

Abstract: An electrolyte including a compound, the compound represented by Formula 1:


LiwAlxSyO4  Formula 1



wherein, in Formula 1, 2.9≤w≤4.7, 0.3≤x≤0.9, and 0.1≤y≤0.7, and
wherein the compound is amorphous.

公开(公告)号：US20190319322A1

公开(公告)日：2019-10-17

申请号：US16167935

申请日：2018-10-23

Applicant: Samsung Electronics Co., Ltd. ,  Seoul National University R&DB Foundation

Inventor： Hyukjae KWON ,  Kisuk KANG ,  Youngjoon BAE ,  Dongjoon LEE ,  Hyunjin KIM ,  Hyunpyo LEE ,  Dongmin IM

IPC: H01M12/06 ,  H01M4/38 ,  H01M4/60

Abstract: An electrolytic additive including a compound represented by Formula 1: wherein, in Formula 1, R1 and R2 are each independently hydrogen or a substituted or unsubstituted C1-C20 aliphatic hydrocarbon group, and at least one of R1 and R2 is a substituted or unsubstituted C2-C20 alkyl group, and R3 to R6 are each independently hydrogen, a substituted or unsubstituted C1-C20 alkyl group, or a substituted or unsubstituted C5-C20 cycloalkyl group.