公开(公告)号：US20210376378A1

公开(公告)日：2021-12-02

申请号：US17335173

申请日：2021-06-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungkyun Jung ,  Hyeokjo Gwon ,  Gabin Yoon ,  Jusik Kim

IPC: H01M10/0562

Abstract: A solid electrolyte including a compound represented by Formula 1 or 3, the compound having a glass transition temperature of −30° C. or less, and a glass or glass-ceramic structure, AQX-Ga1-zMz1(F1-kClk)3-3zZ3z1  Formula 1 wherein, in Formula 1, Q is Li or a combination of Li and Na, K, or a combination thereof, M is a trivalent cation, or a combination thereof, X is a halogen other than F, pseudohalogen, OH, or a combination thereof, Z is a monovalent anion, or a combination thereof, 1

公开(公告)号：US12062755B2

公开(公告)日：2024-08-13

申请号：US17397004

申请日：2021-08-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungkyun Jung ,  Hyeokjo Gwon ,  Gabin Yoon ,  Lincoln Miara ,  Valentina Lacivita ,  Jusik Kim

IPC: H01M10/0562 ,  H01M4/04 ,  H01M4/38 ,  H01M10/052

CPC classification number: H01M10/0562 ,  H01M4/0407 ,  H01M4/382 ,  H01M10/052 ,  H01M2300/0071 ,  H01M2300/008

Abstract: A composite solid electrolyte including a first solid electrolyte layer including a halide solid electrolyte, a second solid electrolyte layer including an oxide solid electrolyte, a lithium ion-conductive interlayer between the first solid electrolyte layer and the second solid electrolyte layer, wherein the lithium ion-conductive interlayer includes a composition in which a reaction energy of the lithium ion-conductive interlayer with respect to the first solid electrolyte is −50 meV/atom or greater.

公开(公告)号：US11961962B2

公开(公告)日：2024-04-16

申请号：US17209579

申请日：2021-03-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Wonsung Choi ,  Gabin Yoon ,  Tomoyuki Tsujimura ,  Toshinori Sugimoto

IPC: H01M10/0562 ,  C01F17/36 ,  H01M10/0525

CPC classification number: H01M10/0562 ,  C01F17/36 ,  H01M10/0525 ,  H01M2300/008

Abstract: A solid ion conductor compound including Li, Ho, and a halogen element, wherein the compound has diffraction peaks at 30°2θ to 33°2θ, 33°2θ to 36°2θ, 40°2θ to 44°2θ, and 48°2θ to 52°28θ, when analyzed using CuKα radiation, and wherein a full width at half maximum of at least one peak at 40°2θ to 44°2θ is 0.3°2θ or greater.

公开(公告)号：US20240113327A1

公开(公告)日：2024-04-04

申请号：US18472386

申请日：2023-09-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Giyun Kwon ,  Sangbok Ma ,  Hyeokjo Gwon ,  Youngjoon Bae ,  Gabin Yoon

IPC: H01M10/0562 ,  C01F7/78 ,  H01M10/052 ,  H01M10/0525

CPC classification number: H01M10/0562 ,  C01F7/78 ,  H01M10/052 ,  H01M10/0525 ,  C01P2002/72 ,  C01P2002/74 ,  C01P2006/40 ,  H01M2300/0071 ,  H01M2300/008

Abstract: A solid-state electrolyte including:



a compound represented by Formula 1






Li5-4yAl1-yXyO4-4y-δ  Formula 1



wherein in Formula 1, 0.1≥y≥0.8 and 0≤δ

公开(公告)号：US11894513B2

公开(公告)日：2024-02-06

申请号：US17370032

申请日：2021-07-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Wonsung Choi ,  Jusik Kim ,  Gabin Yoon

IPC: H01M10/0562 ,  H01M4/62 ,  H01M10/052 ,  H01M10/0585 ,  H01M12/08

CPC classification number: H01M10/0562 ,  H01M4/62 ,  H01M10/052 ,  H01M10/0585 ,  H01M12/08 ,  H01M2300/0071 ,  H01M2300/0091

Abstract: A solid ion conductor, a solid electrolyte and electrochemical device including the same, and a method of preparing the solid ion conductor are disclosed. The solid ion conductor includes a compound represented by Formula 1:

LiaMbM′cXdOe  Formula 1



wherein, in Formula 1, M is one or more metals selected from Lu, Ho, Nd, Sm, Eu, Gd, Tb, Dy, Er, Tm, Yb, Ga, In, Ce, Pr, Ti, Zr, or Hf, each having an oxidation number of +3 or +4, M′ is one or more metals selected from Na, K, Cs, Cu, or Ag, each having an oxidation number of +1, X is one or more halogens, 0

公开(公告)号：US20230155167A1

公开(公告)日：2023-05-18

申请号：US18056753

申请日：2022-11-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sewon Kim ,  Dongjin Yun ,  Seungsik Hwang ,  Dongsu Ko ,  Jusik Kim ,  Gabin Yoon

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

CPC classification number: H01M10/0562 ,  H01M4/0404 ,  H01M4/0407 ,  H01M4/583 ,  H01M2004/027

Abstract: A negative electrode-solid electrolyte sub-assembly for an all-solid secondary battery, the sub-assembly including: a negative electrode current collector; a first negative active material layer on the current collector; an interlayer on the first negative active material layer; and a solid electrolyte on the interlayer and opposite the first negative active material layer, wherein the interlayer includes a composite including a first metal material and a lithium ion conductor, wherein the first metal material includes a first metal, an alloy including the first metal and lithium, a compound including the first metal and lithium, or a combination thereof, wherein the first negative active material layer includes a carbonaceous negative active material, and optionally a first negative active material including a second metal, a metalloid, or a combination thereof.

公开(公告)号：US20220006116A1

公开(公告)日：2022-01-06

申请号：US17209579

申请日：2021-03-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Wonsung Choi ,  Gabin Yoon ,  Tomoyuki TSUJIMURA ,  Toshinori SUGIMOTO

IPC: H01M10/0562 ,  H01M10/0525

Abstract: A solid ion conductor compound including Li, Ho, and a halogen element, wherein the compound has diffraction peaks at 30°2θ to 33°2θ, 33°2θ to 36°2θ, 40°2θ to 44°2θ, and 48°2θ to 52°28θ, when analyzed using CuKα radiation, and wherein a full width at half maximum of at least one peak at 40°2θ to 44°2θ is 0.3°2θ or greater.

公开(公告)号：US12176481B2

公开(公告)日：2024-12-24

申请号：US17398307

申请日：2021-08-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Wonsung Choi ,  Jusik Kim ,  Gabin Yoon

IPC: H01M10/0562 ,  H01M4/505 ,  H01M4/525 ,  H01M4/58 ,  H01M4/583

Abstract: A solid ion conductor, a solid electrolyte and an electrochemical device each including the same, and a method of preparing the solid ion conductor are disclosed. The solid ion conductor may include a compound represented by Formula 1: LiaMbIncXd  Formula 1 In Formula 1, M is at least one of a metal having an oxidation state of +1, or a metal having an oxidation state of +3, X is at least one halogen, 2.5

公开(公告)号：US20240222700A1

公开(公告)日：2024-07-04

申请号：US18590401

申请日：2024-02-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ryounghee Kim ,  Gabin Yoon ,  Jusik Kim

IPC: H01M10/0562 ,  H01M10/0525

CPC classification number: H01M10/0562 ,  H01M10/0525 ,  H01M2300/0071

Abstract: Provided are an oxide including a compound represented by Formula 1, a method of preparing the same, a solid electrolyte including the oxide, and an electrochemical device including the oxide:






wherein, in Formula 1, M is an element having an oxidation number of +3,
A is an element having an oxidation number of +4, +5, or +6, or a combination thereof,
when A is an element having an oxidation number of +4, a is 1+y+2x−z,
when A is an element having an oxidation number of +5, a is 1+2x−z,
when A is an element having an oxidation number of +6, a is 1−y+2x−z,
X is a halogen atom or a pseudohalogen, and
0≤y

公开(公告)号：US20240079566A1

公开(公告)日：2024-03-07

申请号：US18456626

申请日：2023-08-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sewon Kim ,  Dongsu Ko ,  Yongsu Kim ,  Jusik Kim ,  Gabin Yoon

IPC: H01M4/36 ,  H01M10/0562 ,  H01M10/058

CPC classification number: H01M4/366 ,  H01M4/364 ,  H01M10/0562 ,  H01M10/058 ,  H01M2004/027

Abstract: A negative electrode-solid electrolyte sub-assembly for an all-solid secondary battery, the negative electrode-solid electrolyte sub-assembly including: a negative electrode current collector, a first negative active material layer disposed on the negative electrode current collector, an interlayer disposed on the first negative active material layer and opposite the negative electrode current collector, and a solid electrolyte disposed on the interlayer and opposite the first negative active material layer, wherein the first negative active material layer may include a mixture of a compound of Formula 1 and a compound of Formula 2, a composite of the compound of Formula 1 and the compound of Formula 2, or a combination thereof, the interlayer comprises a third metal material, lithium oxide, or a combination thereof, and the third metal material comprises a third metal oxide, an oxide comprising a third metal and lithium, or a combination thereof,


LixM1y,  Formula 1



M2aNb.  Formula 2