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1.发明公开公开(公告)号：US20230327186A1
公开(公告)日：2023-10-12
申请号：US18013996
申请日：2021-07-29
发明人： Soyeon KIM , Dongjin LEE , Hyunseok KIM , Saebom RYU
CPC分类号： H01M10/0562 , H01M4/0404 , H01M4/366 , H01M4/382 , H01M4/405 , H01M4/5815 , H01M4/583 , H01M2004/021
摘要： Disclosed are a method of preparing a sulfide solid electrolyte, a sulfide solid electrolyte prepared by the method, and an electrochemical cell comprising the sulfide solid electrolyte, the method comprising: preparing a precursor mixture by mixing raw materials with an organic compound, wherein the raw materials are for forming a sulfide solid electrolyte containing lithium, and the organic compound is non-reactive with lithium and is a non-ionic material having a hydrophobic region and a hydrophilic region; removing a solvent from the precursor mixture; and performing heat-treatment on the resultant product having the solvent removed therefrom.
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2.发明公开公开(公告)号：US20230275265A1
公开(公告)日：2023-08-31
申请号：US18313587
申请日：2023-05-08
发明人： Hyunseok KIM , Saebom RYU , Seoksoo LEE , Soyeon KIM
IPC分类号： H01M10/0562 , C01D15/00 , H01M4/36 , H01M4/485 , H01M10/052 , H01M10/0585
CPC分类号： H01M10/0562 , C01D15/00 , H01M4/366 , H01M4/485 , H01M10/052 , H01M10/0585 , C01P2002/74 , C01P2006/40 , H01M2300/008
摘要： A solid electrolyte includes a compound having an argyrodite crystal structure represented by Formula 1,
LiaMxPSbBrcXd. Formula 1
wherein Formula 1,
M is Na, K, Fe, Mg, Ca, Ag, Cu, Zr, Zn, or a combination thereof;
X is Cl, I, or a combination thereof; and
0≤x 4.-
3.发明公开公开(公告)号：US20230299333A1
公开(公告)日：2023-09-21
申请号：US17909477
申请日：2021-01-26
发明人： Shintaro KITAJIMA , Tomoyuki TSUJIMURA , Soyeon KIM , Hyunseok KIM , Saebom RYU , Yuichi AIHARA
IPC分类号： H01M10/0562 , H01M4/04 , H01M4/583 , H01M4/40 , H01M4/485
CPC分类号： H01M10/0562 , H01M4/0404 , H01M4/583 , H01M4/405 , H01M4/485 , H01M2300/008 , H01M2004/028
摘要： 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
发明人： Saebom RYU , Hyunseok KIM , Seoksoo LEE , Soyeon KIM , Shintaro KITAJIMA
摘要： 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
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公开(公告)号：US20210135278A1
公开(公告)日：2021-05-06
申请号：US17036266
申请日：2020-09-29
发明人： Hyunseok KIM , Saebom RYU , Seoksoo LEE , Soyeon KIM
IPC分类号： H01M10/0562 , H01M4/36 , H01M4/485 , H01M10/052 , H01M10/0585 , C01D15/00
摘要： A solid electrolyte includes a compound having an argyrodite crystal structure represented by Formula 1, LiaMxPSbBrcXd. Formula 1 wherein Formula 1, M is Na, K, Fe, Mg, Ca, Ag, Cu, Zr, Zn, or a combination thereof; X is Cl, I, or a combination thereof; and 0≤x 4.
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