公开(公告)号：US20230352728A1

公开(公告)日：2023-11-02

申请号：US18013766

申请日：2021-06-22

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Saebom RYU ,  Youngsin PARK ,  Junhwan KU ,  Soyeon KIM ,  Shintaro KITAJIMA

IPC: H01M10/0562 ,  H01M4/587 ,  H01M4/04 ,  H01M4/62

CPC classification number: H01M10/0562 ,  H01M4/587 ,  H01M4/0404 ,  H01M4/626 ,  H01M2300/008 ,  H01M2004/027

Abstract: The present invention relates to a solid ion conductor compound represented by LiaMxTyPbScCldXe and having an argyrodite crystal structure, a solid electrolyte including the same, and an electrochemical cell including the same.

公开(公告)号：US20220278357A1

公开(公告)日：2022-09-01

申请号：US17749372

申请日：2022-05-20

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Wonseok CHANG ,  Hyorang KANG ,  Soyeon KIM ,  Jirai KIM ,  Toshinori SUGIMOTO ,  Yonggun LEE ,  Dongmin IM ,  Shintaro KITAJIMA

IPC: H01M10/056 ,  H01M10/052 ,  H01M4/74 ,  H01M10/0585

Abstract: An anodeless lithium metal battery includes: a cathode including a cathode current collector and a cathode active material layer on the cathode current collector; an anode current collector on the cathode; and a composite electrolyte between the cathode and the anode current collector, wherein the composite electrolyte includes a first liquid electrolyte and at least one of lithium metal or a lithium metal alloy.

公开(公告)号：US20210305623A1

公开(公告)日：2021-09-30

申请号：US17195889

申请日：2021-03-09

Applicant: Samsung SDI Co., Ltd.

Inventor： Hyunseok Kim ,  Soyeon Kim ,  Shintaro KITAJIMA

IPC: H01M10/0562 ,  H01M4/583 ,  H01M4/38

Abstract: A solid ion conductor compound includes lithium (Li), phosphorus (P), hafnium (Hf), and sulfur (S), wherein if oxygen (O) is present, a content of the 0 is less than an amount of the Hf, and wherein the solid ion conductor compound has an argyrodite crystal structure, and in the argyrodite crystal structure the Hf is on a portion of the P crystallographic sites.

公开(公告)号：US20190214672A1

公开(公告)日：2019-07-11

申请号：US16236867

申请日：2018-12-31

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Wonseok CHANG ,  Hyorang KANG ,  Soyeon KIM ,  Jirai KIM ,  Toshinori SUGIMOTO ,  Yonggun LEE ,  Dongmin IM ,  Shintaro KITAJIMA

IPC: H01M10/056 ,  H01M10/052 ,  H01M10/0585 ,  H01M4/74

CPC classification number: H01M10/056 ,  H01M10/052 ,  H01M2300/002 ,  H01M2300/0025

Abstract: An anodeless lithium metal battery includes: a cathode including a cathode current collector and a cathode active material layer on the cathode current collector; an anode current collector on the cathode; and a composite electrolyte between the cathode and the anode current collector, wherein the composite electrolyte includes a first liquid electrolyte and at least one of lithium metal or a lithium metal alloy.

公开(公告)号：US20230299333A1

公开(公告)日：2023-09-21

申请号：US17909477

申请日：2021-01-26

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Shintaro KITAJIMA ,  Tomoyuki TSUJIMURA ,  Soyeon KIM ,  Hyunseok KIM ,  Saebom RYU ,  Yuichi AIHARA

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

CPC classification number: H01M10/0562 ,  H01M4/0404 ,  H01M4/583 ,  H01M4/405 ,  H01M4/485 ,  H01M2300/008 ,  H01M2004/028

Abstract: Disclosed herein are a solid electrolyte including a compound represented by Formula 1 below and having an argyrodite crystal structure, an electrochemical battery including the solid electrolyte, and a method of preparing the solid electrolyte.


(Li1−kMk)7−(a+b)PS6−(a+b+x)OxClaBrb  

wherein, in Formula 1, M is sodium (Na), potassium (K), calcium (Ca), iron (Fe), magnesium (Mg), silver (Ag), copper (Cu), zirconium (Zr), zinc (Zn), or a combination thereof , and
0.5≤a/b≤1.5, 0

公开(公告)号：US20230084324A1

公开(公告)日：2023-03-16

申请号：US17797917

申请日：2021-01-14

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Saebom RYU ,  Hyunseok KIM ,  Seoksoo LEE ,  Soyeon KIM ,  Shintaro KITAJIMA

IPC: H01M4/62 ,  H01M4/36 ,  H01M4/583 ,  H01M4/04 ,  H01M4/40

Abstract: Disclosed are a solid ion conductor compound represented by Formula 1, and having an argyrodite-type crystal structure, a solid electrolyte and an electrochemical cell each comprising the same, and a method of preparing the same: LixPyM1vSzM2wM3w′   where in the above formula, M1 is an element substituted at P sites and having a larger ionic radius than that of P, M2 and M3 are different elements selected from elements of Group 17 in the periodic table, and 4≤x≤8, 0