公开(公告)号：US20220416235A1

公开(公告)日：2022-12-29

申请号：US17847328

申请日：2022-06-23

申请人： Samsung Electronics Co., Ltd.

发明人： Jusik Kim ,  Myungjin Lee ,  Wonseok Chang ,  Sung Heo ,  Ryounghee Kim ,  Sewon Kim ,  Gabin Yoon

IPC分类号： H01M4/48 ,  H01M4/36 ,  H01M10/0525 ,  H01M4/40 ,  H01M4/587 ,  H01M10/0562 ,  H01M10/058

摘要： An all-solid secondary battery includes: a cathode layer including a cathode active material; an anode layer including an anode current collector, a first anode active material layer, and a second anode active material layer between the anode current collector and the first anode active material layer; and a solid electrolyte layer between the cathode layer and the anode layer and including a solid electrolyte, wherein the first anode active material layer is adjacent to the solid electrolyte layer, has pores, and contains a metal or metal alloy capable of forming an alloy or a compound with lithium, and the second anode active material layer includes a second anode active material including a carbon anode active material and optionally a metal or metalloid anode active material.

公开(公告)号：US20220158229A1

公开(公告)日：2022-05-19

申请号：US17467749

申请日：2021-09-07

申请人： Samsung Electronics Co., Ltd.

发明人： Ryounghee Kim ,  Gabin Yoon ,  Jusik Kim

IPC分类号： H01M10/0562 ,  H01M10/0525

摘要： 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: LiaTa2-yAyP1-xMxO8-zXz  Formula 1 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：US11949067B2

公开(公告)日：2024-04-02

申请号：US17467749

申请日：2021-09-07

申请人： Samsung Electronics Co., Ltd.

发明人： Ryounghee Kim ,  Gabin Yoon ,  Jusik Kim

IPC分类号： H01M10/0562 ,  H01M10/0525

CPC分类号： H01M10/0562 ,  H01M10/0525 ,  H01M2300/0071

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

LiaTa2−yAyP1−xMxO8−zXz  Formula 1

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：US20220158226A1

公开(公告)日：2022-05-19

申请号：US17375162

申请日：2021-07-14

申请人： Samsung Electronics Co., Ltd.

发明人： Wonseok Chang ,  Jusik Kim ,  Gabin Yoon ,  Myungjin Lee

IPC分类号： H01M10/0562 ,  H01M10/0525 ,  H01M4/1391 ,  H01M4/131 ,  H01M4/36 ,  H01M4/525 ,  H01M4/505 ,  H01M4/583 ,  H01M4/66 ,  H01M4/80 ,  H01M4/04

摘要： The all-solid battery includes: a cathode layer including a cathode active material layer, an anode layer, and a solid electrolyte layer that is disposed between the cathode layer and the anode layer and includes a solid electrolyte, wherein the anode layer includes a porous anode current collector; a first anode active material layer including a first metal and a carbonaceous anode active material disposed on the porous anode current collector; a conformal coating layer including a second metal disposed on the first anode active material layer, wherein the conformal coating layer of the anode layer is between the first anode active material layer and the solid electrolyte layer, and a surface roughness of the solid electrolyte layer, proximate to the conformal coating layer, is about 2 micrometers or less.

公开(公告)号：US20220149430A1

公开(公告)日：2022-05-12

申请号：US17509537

申请日：2021-10-25

申请人： Samsung Electronics Co., Ltd.

发明人： Wonsung Choi ,  Gabin Yoon ,  Jusik Kim

IPC分类号： H01M10/0562 ,  H01M10/0525 ,  H01M4/40 ,  H01M4/36

摘要： A solid ion conductor compound represented by Formula 1: LixM1aM2bClyBrz  Formula 1 wherein M1 is an alkali metal, an alkaline earth metal, a transition metal, or a combination thereof, M2 is a lanthanide element, or a combination thereof, 0

公开(公告)号：US11949066B2

公开(公告)日：2024-04-02

申请号：US17341458

申请日：2021-06-08

申请人： Samsung Electronics Co., Ltd.

发明人： Gabin Yoon ,  Wonsung Choi ,  Jusik Kim

IPC分类号： H01M10/0562 ,  H01M4/13 ,  H01M4/62 ,  H01M10/0525

CPC分类号： H01M10/0562 ,  H01M4/13 ,  H01M4/628 ,  H01M10/0525 ,  H01M2300/008

摘要： A solid ion conductor comprising a compound represented by Formula 1 having an orthorhombic crystal structure, and belonging to a Pnma space group or a Pnma-like space group:

Li3−xAxLuCl6−yXy  Formula 1



wherein, in Formula 1, A is a monovalent cation having an ionic radius of 76 picometers or greater, X is a monovalent anion, and 0≤x≤0.1, 0≤y≤1, and x+y>0.

公开(公告)号：US11735765B2

公开(公告)日：2023-08-22

申请号：US17412400

申请日：2021-08-26

申请人： Samsung Electronics Co., Ltd.

发明人： Wonsung Choi ,  Jusik Kim ,  Gabin Yoon

IPC分类号： H01M10/0562 ,  H01M12/08 ,  H01M4/62 ,  H01M4/36 ,  H01M12/02

CPC分类号： H01M10/0562 ,  H01M4/366 ,  H01M4/62 ,  H01M12/02 ,  H01M12/08 ,  H01M2300/008

摘要： A solid ion conductor, a solid electrolyte and an electrochemical device including the solid ion conductor, and a method of preparing the solid ion conductor are disclosed. The solid ion conductor may include a compound represented by Formula 1:

LiaMbM′cZrdXe  Formula 1



wherein, M is one or more metals of Na, K, Cs, Cu, or Ag, and having an oxidation state of +1, M′ is one or more lanthanide metals having an oxidation state of +3 and a crystal ionic radius of about 104 picometers to about 109 picometers, X is one or more halogen elements, 1

公开(公告)号：US20220166057A1

公开(公告)日：2022-05-26

申请号：US17398307

申请日：2021-08-10

申请人： SAMSUNG ELECTRONICS CO., LTD.

发明人： Wonsung Choi ,  Jusik Kim ,  Gabin Yoon

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

摘要： 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：US20210376378A1

公开(公告)日：2021-12-02

申请号：US17335173

申请日：2021-06-01

申请人： Samsung Electronics Co., Ltd.

发明人： Sungkyun Jung ,  Hyeokjo Gwon ,  Gabin Yoon ,  Jusik Kim

IPC分类号： H01M10/0562

摘要： 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

申请人： Samsung Electronics Co., Ltd.

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

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

CPC分类号： H01M10/0562 ,  H01M4/0407 ,  H01M4/382 ,  H01M10/052 ,  H01M2300/0071 ,  H01M2300/008

摘要： 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.