公开(公告)号：US12230417B2

公开(公告)日：2025-02-18

申请号：US17391340

申请日：2021-08-02

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyeokjo Gwon ,  Sungkyun Jung ,  Jusik Kim

IPC: H01M10/0562 ,  H01B1/08 ,  H01B13/00 ,  H01M4/04 ,  H01M4/36

Abstract: A solid ion conductor including a garnet-type oxide represented by LiAM1BLaCM2DZrEM3FM4GOHXI (Formula 1), a solid electrolyte including the solid ion conductor, an electrochemical device including the ion conductor, and a method of preparing the ion conductor are disclosed. In Formula 1, M1 is a monovalent cation, a divalent cation, a trivalent cation, or a combination thereof, M2 is a monovalent cation, a divalent cation, a trivalent cation, or a combination thereof, M3 is a divalent cation, a trivalent cation, a tetravalent cation, a pentavalent cation, a hexavalent cation, or a combination thereof, M4 is Ir, Ru, Mn, Sn, or a combination thereof, X is a monovalent anion, a divalent anion, a trivalent anion, or a combination thereof, and 6≤A≤8, 0≤B

公开(公告)号：US11245130B2

公开(公告)日：2022-02-08

申请号：US16517302

申请日：2019-07-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyeokjo Gwon ,  Jinkyu Kang ,  Kitae Park ,  Hyunchul Lee ,  Ryounghee Kim ,  Euncheol Do ,  Soojin Park ,  Sangmin Ji

IPC: H01M10/052 ,  H01M10/0567 ,  H01M50/44 ,  H01M50/46 ,  H01M50/403 ,  H01M50/411

Abstract: Provided herein is a lithium battery including: a cathode including a cathode active material; an anode including an anode active material; an electrolyte between the cathode and the anode; and a separator impregnated with the electrolyte, wherein the separator includes cellulose nanofibers, and wherein a differential scanning calorimetry (DSC) thermogram of the separator evinces an exothermic reaction peak, represented by a differential value (dH/dT), at a temperature in a range of about 150° C. to about 200° C.

公开(公告)号：US11211671B2

公开(公告)日：2021-12-28

申请号：US16196729

申请日：2018-11-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyunchul Lee ,  Junhwan Ku ,  Hyeokjo Gwon ,  Nagjong Kim ,  Chilhee Chung ,  Sangmin Ji ,  Jinkyu Kang ,  Changduk Kang ,  Ryounghee Kim ,  Minsang Kim ,  Euncheol Do ,  Kitae Park ,  Sunghaeng Lee

IPC: H01M50/44 ,  C08J5/22 ,  H01M10/052 ,  D21H11/18 ,  D21H21/22 ,  B32B21/02 ,  B32B21/10 ,  B32B5/18 ,  B32B5/32 ,  H01M50/429 ,  H01M50/449

Abstract: Provided herein are a porous film, a separator including the same, an electrochemical device including the separator, and a method of preparing the porous film. The porous film includes first cellulose nanofibers which is impregnated with a carbonate-based solvent-containing electrolyte solution and has a reaction heat of 150 J/g or less at a temperature ranging from about 30° C. to about 300° C., as measured by differential scanning calorimetry (DSC).

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：US20200052272A1

公开(公告)日：2020-02-13

申请号：US16446995

申请日：2019-06-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kitae Park ,  Jinkyu Kang ,  Hyun Chul Lee ,  Hyeokjo Gwon ,  Nagjong Kim ,  Sunghaeng Lee

IPC: H01M2/16 ,  H01M10/0525 ,  H01M10/0587

Abstract: A porous film comprising a Lewis base and nanofibers comprising cellulose or a derivative thereof, a separator comprising the porous film, and an electrochemical device comprising the separator or porous film are provided. The electrochemical device comprising the separator comprising the porous film may have improved thermal stability, and thus deterioration of the electrochemical device may be inhibited.

公开(公告)号：US12283661B2

公开(公告)日：2025-04-22

申请号：US18311483

申请日：2023-05-03

Applicant: Samsung Electronics Co., Ltd.

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

IPC: H01M10/0562 ,  H01M4/02 ,  H01M4/134

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：US12206066B2

公开(公告)日：2025-01-21

申请号：US17404002

申请日：2021-08-17

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungkyun Jung ,  Hyeokjo Gwon ,  Jusik Kim

IPC: H01M10/05 ,  H01M4/38 ,  H01M10/0562

Abstract: A solid electrolyte includes: a crystalline composite, wherein the composite is a compound represented by Formula 1, a compound represented by Formula 2, or a combination thereof: 3LiF-M12O3  Formula 1 wherein, in Formula 1, M1 is an element having an oxidation number of +3, or a combination thereof, with the proviso that M1 is not aluminum or yttrium, 3LiF-M2(OH)3  Formula 2 wherein, in Formula 2, M2 is an element having an oxidation number of +3, or a combination thereof, with the proviso that M2 is not aluminum or yttrium.

公开(公告)号：US11837695B2

公开(公告)日：2023-12-05

申请号：US16925547

申请日：2020-07-10

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyeokjo Gwon ,  Sungkyun Jung ,  Ryounghee Kim ,  Sewon Kim ,  Jusik Kim

IPC: H01M10/0525 ,  H01M10/0562

CPC classification number: H01M10/0562 ,  H01M10/0525 ,  H01M2300/0077

Abstract: An oxide including a compound represented by Formula 1:

(LixM1y)(M2)3-δ(M3)2-ωO12-zXz  Formula 1

wherein, in Formula 1,



6≤x≤8, 0≤y

公开(公告)号：US11721834B2

公开(公告)日：2023-08-08

申请号：US17139632

申请日：2020-12-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yan Wang ,  Lincoln Miara ,  Jeong-Ju Cho ,  Sung-Kyun Jung ,  Hyeokjo Gwon

IPC: H01M10/0562 ,  H01M10/052 ,  H01M4/38 ,  H01M4/40 ,  C01B21/083 ,  H01M4/02

CPC classification number: H01M10/0562 ,  C01B21/083 ,  H01M4/382 ,  H01M4/405 ,  H01M10/052 ,  C01P2002/72 ,  C01P2002/76 ,  C01P2002/77 ,  C01P2002/78 ,  C01P2002/88 ,  C01P2006/40 ,  H01M2004/027 ,  H01M2300/0068

Abstract: A solid-state ion conductor includes a compound of Formula 1:

Li3a+b−(c*N)NaClbXc  Formula 1

wherein, in Formula 1, X is an anion having an average oxidation state of n and is −3≤n≤−1, and is at least one of Br, I, F, O, S, or P; and 1≤a≤4, 1≤b≤3, 0

公开(公告)号：US11611103B2

公开(公告)日：2023-03-21

申请号：US16914937

申请日：2020-06-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ryounghee Kim ,  Yan Wang ,  Lincoln Miara ,  Hyeokjo Gwon ,  Sewon Kim ,  Jusik Kim ,  Sungkyun Jung

IPC: H01M10/0562 ,  H01M4/40 ,  H01M4/38 ,  H01B1/08 ,  H01M4/36 ,  C01G27/00 ,  H01M12/06 ,  H01M12/08 ,  H01M4/62 ,  C01G35/00 ,  H01M10/052

Abstract: A solid ion conductor compound includes a compound represented by Formula 1: Li6−wHf2−xMxO7−yZy  Formula 1 where, in Formula 1, M is an element having an oxidation number of a and a is 5, 6, or a combination thereof, Z is an element having an oxidation number of −1, and 0