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公开(公告)号：US20240145792A1
公开(公告)日：2024-05-02
申请号：US18459306
申请日：2023-08-31
发明人： Dahyun KIM , Sanghoon KIM , Hyunbong CHOI , Sundae KIM , Yeji YANG , Hongryeol PARK , Sangwoo PARK
IPC分类号： H01M10/42 , H01M4/38 , H01M4/505 , H01M4/525 , H01M4/587 , H01M10/0525 , H01M10/0567 , H01M10/0569
CPC分类号： H01M10/4235 , H01M4/386 , H01M4/505 , H01M4/525 , H01M4/587 , H01M10/0525 , H01M10/0567 , H01M10/0569 , H01M2300/0037
摘要： Provided is a rechargeable lithium battery including an electrolyte solution including a non-aqueous organic solvent, a lithium salt, and an additive; a positive electrode including a positive electrode active material; and a negative electrode including a negative electrode active material, wherein the non-aqueous organic solvent includes less than about 5 wt % of ethylene carbonate based on the total weight of the non-aqueous organic solvent, the additive includes one or more lithium compound selected from lithium tetrafluoro borate (LiBF4), lithium difluoro(oxalato)borate (LiDFOB), lithium difluorophosphate (LiPO2F2), and lithium bisoxalato borate (LiB(C2O4)2: LiBOB), and the positive electrode active material includes a cobalt-free lithium nickel manganese-based oxide.
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公开(公告)号：US20240154174A1
公开(公告)日：2024-05-09
申请号：US18464061
申请日：2023-09-08
发明人： Hyunbong CHOI , Sundae KIM , Sangwoo PARK , Dahyun KIM , Yeji YANG , Hongryeol PARK , Sanghoon KIM
IPC分类号： H01M10/0569 , H01M4/38 , H01M4/505 , H01M10/0567
CPC分类号： H01M10/0569 , H01M4/386 , H01M4/505 , H01M10/0567 , H01M2004/028
摘要： A rechargeable lithium battery includes an electrolyte solution including a non- aqueous organic solvent and a lithium salt; a positive electrode including a positive electrode active material; and a negative electrode including a negative electrode active material, where the non-aqueous organic solvent includes less than about 5 wt % of ethylene carbonate, based on the total weight of the non-aqueous organic solvent, and the positive electrode active material includes a cobalt-free lithium nickel manganese-based oxide.
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公开(公告)号：US20230327198A1
公开(公告)日：2023-10-12
申请号：US17988646
申请日：2022-11-16
发明人： Hyunbong CHOI , Yeji YANG , Sangwoo PARK , Sundae KIM , Sanghoon KIM , Hongryeol PARK , Dahyun KIM
IPC分类号： H01M10/0567 , H01M10/0569 , H01M10/0525 , H01M4/525 , H01M4/38 , H01M4/587 , H01M4/36
CPC分类号： H01M10/0567 , H01M10/0569 , H01M10/0525 , H01M4/525 , H01M4/386 , H01M4/587 , H01M4/366 , H01M2300/004 , H01M2300/0037
摘要： A rechargeable lithium battery including an electrolyte solution including a non-aqueous organic solvent, a lithium salt, and an additive; a positive electrode including a positive active material; and a negative electrode including a negative active material is provided. The additive includes a compound represented by Chemical Formula 1, and the positive active material includes a cobalt-free lithium nickel manganese-based oxide.
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公开(公告)号：US20240322239A1
公开(公告)日：2024-09-26
申请号：US18497898
申请日：2023-10-30
发明人： Sundae KIM , Yeji YANG , Sanghoon KIM , Hyunbong CHOI , Dahyun KIM , Hongryeol PARK , Sangwoo PARK
IPC分类号： H01M10/0567 , C07C69/96 , H01M4/505 , H01M4/525 , H01M10/052 , H01M10/0569 , H01M10/42
CPC分类号： H01M10/0567 , C07C69/96 , H01M4/505 , H01M4/525 , H01M10/052 , H01M10/0569 , H01M10/4235 , H01M2004/028 , H01M2300/0028 , H01M2300/0037
摘要： Provided is a rechargeable lithium battery including an electrolyte including a non-aqueous organic solvent, a lithium salt, and an additive; positive electrode including a positive electrode active material; and a negative electrode including a negative electrode active material, wherein the non-aqueous organic solvent includes less than about 5 wt % of ethylene carbonate based on the total weight of the non-aqueous organic solvent, the positive electrode active material includes a lithium nickel manganese-based oxide, and the additive comprises a compound represented by Chemical Formula 1.
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5.发明公开公开(公告)号：US20240222704A1
公开(公告)日：2024-07-04
申请号：US18464904
申请日：2023-09-11
发明人： Yeji YANG , Sangwoo PARK , Sundae KIM , Sanghoon KIM , Hyunbong CHOI , Hongryeol PARK , Dahyun KIM
IPC分类号： H01M10/0567 , C07D213/80 , C07D239/28 , H01M4/36 , H01M4/38 , H01M4/505 , H01M4/525 , H01M4/583 , H01M10/0525 , H01M10/0569 , H01M10/44
CPC分类号： H01M10/0567 , C07D213/80 , C07D239/28 , H01M4/366 , H01M4/386 , H01M4/505 , H01M4/525 , H01M4/583 , H01M10/0525 , H01M10/0569 , H01M10/44 , H01M2004/027 , H01M2300/0037 , H01M2300/0051
摘要： An additive for an electrolyte represented by Chemical Formula 1, and an electrolyte for a rechargeable lithium battery and a rechargeable lithium battery including the same are provided. The details of Chemical Formula 1 are as described in the specification.
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公开(公告)号：US20240136566A1
公开(公告)日：2024-04-25
申请号：US18457153
申请日：2023-08-28
发明人： Dahyun KIM , Sanghoon KIM , Hyunbong CHOI , Sundae KIM , Yeji YANG , Hongryeol PARK , Sangwoo PARK
IPC分类号： H01M10/0525 , H01M4/1315 , H01M4/134 , H01M4/505 , H01M4/525 , H01M10/0567 , H01M10/0569
CPC分类号： H01M10/0525 , H01M4/1315 , H01M4/134 , H01M4/505 , H01M4/525 , H01M10/0567 , H01M10/0569 , H01M2300/0037 , H01M2300/0051
摘要： A rechargeable lithium battery includes an electrolyte solution including a non-aqueous organic solvent, a lithium salt, and an additive; a positive electrode including a positive electrode active material; and a negative electrode including a negative electrode active material, where the non-aqueous organic solvent includes less than about 5 wt % of ethylene carbonate, based on the total weight of the non-aqueous organic solvent, the additive includes vinylene carbonate (VC), vinylethylene carbonate (VEC), or a mixture thereof, and the positive electrode active material includes a cobalt-free lithium nickel manganese-based oxide.
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7.发明公开公开(公告)号：US20240120538A1
公开(公告)日：2024-04-11
申请号：US18003690
申请日：2022-04-04
发明人： Olga TSAY , Yeji YANG , Sangwoo PARK , Sundae KIM , Pavel SHATUNOV , Hyunbong CHOI , Hongryeol PARK , Hyeonji HWANG , Dahyun KIM
IPC分类号： H01M10/0567 , H01M4/133 , H01M4/134 , H01M4/38 , H01M4/587 , H01M10/052
CPC分类号： H01M10/0567 , H01M4/133 , H01M4/134 , H01M4/386 , H01M4/587 , H01M10/052 , H01M2004/027
摘要： Provided are a non-aqueous electrolyte for a lithium secondary battery and a lithium secondary battery including the same, and the non-aqueous electrolyte for the lithium secondary battery including a non-aqueous organic solvent, a lithium salt, and an additive represented by Chemical Formula 1.
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公开(公告)号：US20240047671A1
公开(公告)日：2024-02-08
申请号：US18303343
申请日：2023-04-19
发明人： Hyejin PARK , Yeji YANG , Wonseok CHO , Tae Jin LEE , Sangwoo PARK , Sundae KIM , Sanghyung KIM , Minseo KIM , Myungheui WOO , Sanghoon KIM , Hana RA , Bokyung RYU
CPC分类号： H01M4/525 , H01M10/052 , H01M4/624 , H01M4/583 , H01M4/386 , H01M4/366 , H01M2004/028
摘要： A positive electrode includes a positive electrode active material, a binder, a conductive material, and an additive represented by Chemical Formula 1 or Chemical Formula 2:
A rechargeable lithium battery includes the positive electrode a negative electrode in a negative electrode active material; and an electrolyte solution for the rechargeable lithium battery.-
公开(公告)号：US20220069350A1
公开(公告)日：2022-03-03
申请号：US17397033
申请日：2021-08-09
发明人： Wonseok CHO , Dahyun KIM , Minseo KIM , Sanghyung KIM , Sanghoon KIM , Sangwoo PARK , Hyejin PARK , Myungheui WOO , Bokyung RYU , Tae Jin LEE , Olga TSAY , Pavel SHATUNOV
IPC分类号： H01M10/0567 , H01M10/0525 , H01M10/0568 , H01M4/505 , H01M4/525
摘要： An additive, an electrolyte for a rechargeable lithium battery, and a rechargeable lithium battery including the same, the additive being represented by Chemical Formula 1 or Chemical Formula 2:
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公开(公告)号：US20240322240A1
公开(公告)日：2024-09-26
申请号：US18497916
申请日：2023-10-30
发明人： Sangwoo PARK , Sanghoon KIM , Hyunbong CHOI , Sundae KIM , Dahyun KIM , Hongryeol PARK , Yeji YANG
IPC分类号： H01M10/0567 , C07D327/04 , H01M4/505 , H01M4/525 , H01M10/052 , H01M10/0569 , H01M10/44
CPC分类号： H01M10/0567 , C07D327/04 , H01M4/505 , H01M4/525 , H01M10/052 , H01M10/0569 , H01M10/44 , H01M2004/027
摘要： A rechargeable lithium battery including an electrolyte including a non-aqueous organic solvent, a lithium salt, and an additive; positive electrode including a positive electrode active material; and a negative electrode including a negative electrode active material, wherein the non-aqueous organic solvent includes less than about 5 wt % of ethylene carbonate based on the total weight of the non-aqueous organic solvent, the positive electrode active material includes a lithium nickel manganese-based oxide, and the additive includes a compound represented by Chemical Formula 1.
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