公开(公告)号：US20240222692A1

公开(公告)日：2024-07-04

申请号：US18237321

申请日：2023-08-23

申请人： Hyundai Motor Company ,  Kia Corporation ,  Industry-University Cooperation Foundation Hanyang University ERICA Campus

发明人： Yong Jun Jang ,  Seong Hyeon Choi ,  Sun Ho Choi ,  Yong Gu Kim ,  Sung Man Cho ,  Sang Uck Lee ,  Byeong Sun Jun ,  Ji Hoon Kim

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

CPC分类号： H01M10/0562 ,  C01F17/36 ,  H01M10/0525 ,  C01P2002/76 ,  C01P2006/40 ,  H01M2220/20 ,  H01M2300/008

摘要： Disclosed is a lithium metal halide-based solid electrolyte having a novel crystal structure and excellent lithium ion conductivity.

公开(公告)号：US20230178798A1

公开(公告)日：2023-06-08

申请号：US18071810

申请日：2022-11-30

申请人： HYUNDAI MOTOR COMPANY ,  KIA CORPORATION ,  Industry-University Cooperation Foundation Hanyang University ERICA Campus

发明人： Yong Jun Jang ,  Sang Heon Lee ,  Sang Soo Lee ,  So Young Kim ,  Seong Hyeon Choi ,  Sun Ho Choi ,  Dae Yeon Hwang ,  Mun Seok Chae ,  Ho Cheol Shin ,  Kwang Jin Kim ,  Sa Heum Kim ,  In Woo Song ,  Sang Uck Lee ,  Byeong Sun Jun ,  Ji Hoon Kim

IPC分类号： H01M10/0562 ,  H01M10/0525

CPC分类号： H01M10/0562 ,  H01M10/0525 ,  H01M2300/008

摘要： A lithium metal halide-based solid electrolyte for an all-solid-state battery with excellent lithium ion conductivity, includes a compound represented by the following Chemical Formula 1.


Li6-a(M11-bM2b)X6  [Chemical Formula 1]

wherein M1 comprises a group 3 element, a group 4 element or a group 13 element, M2 comprises silicon (Si), germanium (Ge), tin (Sn) or lead (Pb), X comprises chlorine (Cl), bromine (Br) or iodine (I), 0≤b≤1, and a is a number satisfying the following Mathematical Formula 1.


a=(oxidation number of M1×(1−b))+(oxidation number of M2×b)  [Mathematical Formula 1]

公开(公告)号：US20240128502A1

公开(公告)日：2024-04-18

申请号：US18449318

申请日：2023-08-14

申请人： Hyundai Motor Company ,  Kia Corporation ,  Samsung SDI Co., Ltd.

发明人： Sa Heum Kim ,  Yong Jun Jang ,  Yong Gu Kim ,  Sung Man Cho ,  Sun Ho Choi ,  Seong Hyeon Choi ,  Kyu Sung Park ,  Young Gyoon Ryu ,  Suk Gi Hong ,  Pil Sang Yun ,  Myeong Ju Ha ,  Hyun Beom Kim ,  Hwi Chul Yang

IPC分类号： H01M10/0562

CPC分类号： H01M10/0562 ,  H01M2300/008

摘要： An embodiment solid electrolyte includes a first compound and a second compound. The first compound is represented by a first chemical formula Li7-aPS6-a(X11-bX2b)a, wherein X1 and X2 are the same or different and each represents F, Cl, Br, or I, and wherein 0

公开(公告)号：US20230352662A1

公开(公告)日：2023-11-02

申请号：US18060560

申请日：2022-11-30

申请人： Hyundai Motor Company ,  Kia Corporation

发明人： Seong Hyeon Choi ,  Yong Jun Jang ,  In Woo Song ,  Sang Heon Lee ,  So Young Kim ,  Sun Ho Choi ,  Mun Seok Chae ,  Ho Cheol Shin ,  Sa Heum Kim ,  Sang Soo Lee

IPC分类号： H01M4/04 ,  H01M4/139 ,  H01M4/62 ,  H01M4/36 ,  H01M10/0562

CPC分类号： H01M4/366 ,  H01M4/0402 ,  H01M4/139 ,  H01M4/62 ,  H01M10/0562 ,  H01M2004/021 ,  H01M2300/0068

摘要： In an embodiment a cathode for an all-solid-state battery includes a composite material comprising a cathode active material and a coating layer completely covering a surface of the cathode active material, wherein the coating layer comprises a first solid electrolyte and a second solid electrolyte.

公开(公告)号：US20230411601A1

公开(公告)日：2023-12-21

申请号：US18081393

申请日：2022-12-14

申请人： Hyundai Motor Company ,  Kia Corporation

发明人： Sun Ho Choi ,  Yong Jun Jang ,  In Woo Song ,  Sang Heon Lee ,  So Young Kim ,  Seong Hyeon Choi ,  Mun Seok Chae ,  Ho Cheol Shin ,  Sa Heum Kim ,  Sang Soo Lee

IPC分类号： H01M4/36 ,  H01M10/0562 ,  H01M4/04 ,  H01M4/62 ,  H01M4/139

CPC分类号： H01M4/366 ,  H01M10/0562 ,  H01M2300/008 ,  H01M4/62 ,  H01M4/139 ,  H01M4/0404

摘要： Disclosed is a method of coating a solid electrolyte of a solid-state battery. The method includes putting an electrode active material and a sulfide-based solid electrolyte into a rotating mixer, operating the rotating mixer to rotate in a first direction while the rotating mixer revolves in a second direction, and coating a surface of the electrode active material with the sulfide-based solid electrolyte in the rotating mixer during the operation of the rotating mixer, to form a solid electrolyte layer on the surface of the electrode active material.

公开(公告)号：US20220267149A1

公开(公告)日：2022-08-25

申请号：US17675416

申请日：2022-02-18

申请人： HYUNDAI MOTOR COMPANY ,  KIA CORPORATION

发明人： Sun Ho Choi ,  Yong Jun Jang ,  In Woo Song ,  Sang Soo Lee ,  So Young Kim ,  Seong Hyeon Choi ,  Sa Heum Kim ,  Sang Heon Lee

IPC分类号： C01B17/22 ,  H01M10/0562 ,  C01B25/14

摘要： A method of manufacturing a sulfide-based solid electrolyte, includes mixing a raw material with an organic solvent to manufacture a mixed solution; a heating step of heating and agitating the mixed solution; a cooling step of cooling and agitating the heated mixed solution; a re-heating step of heating and agitating the cooled mixed solution; and a heat treatment step, effectively synthesizing a sulfide-based solid electrolyte by heating and cooling a mixed solution containing a raw material in an organic solvent to a predetermined temperature.

公开(公告)号：US11876219B2

公开(公告)日：2024-01-16

申请号：US17407844

申请日：2021-08-20

申请人： HYUNDAI MOTOR COMPANY ,  Kia Corporation

发明人： Sun Ho Choi ,  Yong Jun Jang ,  In Woo Song ,  Sang Heon Lee ,  Sang Soo Lee ,  So Young Kim ,  Seong Hyeon Choi ,  Sa Heum Kim ,  Jae Min Lim

IPC分类号： H01M4/36 ,  H01M10/0562 ,  H01M4/04 ,  H01M4/02

CPC分类号： H01M4/366 ,  H01M4/0471 ,  H01M10/0562 ,  H01M2004/021 ,  H01M2300/008

摘要： A method of manufacturing a composite electrode for an all-solid-state battery includes: preparing a precursor solution by mixing at least one solid electrolyte precursor and at least one polar solvent; stirring the precursor solution; preparing an electrode slurry by adding an active material to the stirred precursor solution; and heat-treating the electrode slurry and obtaining the composite electrode for the all-solid-state battery, wherein the composite electrode for the all-solid-state battery includes: the active material; and a coating layer disposed on the active material and including a solid electrolyte.