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公开(公告)号：US20200168905A1
公开(公告)日：2020-05-28
申请号：US16391118
申请日：2019-04-22
申请人： Hyundai Motor Company , Kia Motors Corporation , Industry Academy Cooperation Foundation of Sejong University
发明人： Seung-Min Oh , KiSeok Koh , Yeolmae Yeo , Dongjun Kim , Yoon Sung Lee , Jieun Lee , Sa Heum Kim , Seung-Taek Myung
IPC分类号： H01M4/505 , H01M10/0525 , B60L50/64 , B60K6/28 , B60R16/033
摘要： Provided is a lithium secondary battery with improved t electrochemical characteristics through improvement of the structural stability by including a cathode active material doped with molybdenum (Mo). The lithium secondary battery includes a cathode; an anode; a separator positioned between the cathode and the anode; and an electrolyte. In particular, the cathode active material includes molybdenum (Mo) doped on a composite oxide of lithium and metal including manganese (Mn) and titanium (Ti).
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公开(公告)号：US11139475B2
公开(公告)日：2021-10-05
申请号：US16391118
申请日：2019-04-22
申请人： Hyundai Motor Company , Kia Motors Corporation , Industry Academy Cooperation Foundation of Sejong University
发明人： Seung-Min Oh , KiSeok Koh , Yeolmae Yeo , Dongjun Kim , Yoon Sung Lee , Jieun Lee , Sa Heum Kim , Seung-Taek Myung
IPC分类号： H01M4/505 , H01M10/0525 , B60L50/64 , B60K6/28 , B60R16/033 , H01M4/02
摘要： Provided is a lithium secondary battery with improved t electrochemical characteristics through improvement of the structural stability by including a cathode active material doped with molybdenum (Mo). The lithium secondary battery includes a cathode; an anode; a separator positioned between the cathode and the anode; and an electrolyte. In particular, the cathode active material includes molybdenum (Mo) doped on a composite oxide of lithium and metal including manganese (Mn) and titanium (Ti).
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公开(公告)号：US12046749B2
公开(公告)日：2024-07-23
申请号：US17463912
申请日：2021-09-01
申请人： Hyundai Motor Company , Kia Corporation , Industry Academy Cooperation Foundation of Sejong University
发明人： Seung-Min Oh , KiSeok Koh , Yeolmae Yeo , Dongjun Kim , Yoon Sung Lee , Jieun Lee , Sa Heum Kim , Seung-Taek Myung
IPC分类号： H01M4/505 , B60K6/28 , B60L50/64 , B60R16/033 , H01M4/02 , H01M4/131 , H01M4/1391 , H01M4/485 , H01M10/0525
CPC分类号： H01M4/505 , B60K6/28 , B60L50/64 , B60R16/033 , H01M4/131 , H01M4/1391 , H01M4/485 , H01M10/0525 , B60Y2200/91 , B60Y2200/92 , B60Y2400/112 , H01M2004/028 , H01M2220/20
摘要： Provided is a lithium secondary battery with improved t electrochemical characteristics through improvement of the structural stability by including a cathode active material doped with molybdenum (Mo). The lithium secondary battery includes a cathode; an anode; a separator positioned between the cathode and the anode; and an electrolyte. In particular, the cathode active material includes molybdenum (Mo) doped on a composite oxide of lithium and metal including manganese (Mn) and titanium (Ti).
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公开(公告)号：US20210399296A1
公开(公告)日：2021-12-23
申请号：US17463912
申请日：2021-09-01
申请人： Hyundai Motor Company , Kia Corporation , Industry Academy Cooperation Foundation of Sejong University
发明人： Seung-Min Oh , KiSeok Koh , Yeol Mae Yeo , Dongjun Kim , Yoon Sung Lee , Jieun Lee , Sa Heum Kim , Seung Taek Myung
IPC分类号： H01M4/505 , H01M10/0525 , B60L50/64 , B60K6/28 , B60R16/033
摘要： Provided is a lithium secondary battery with improved t electrochemical characteristics through improvement of the structural stability by including a cathode active material doped with molybdenum (Mo). The lithium secondary battery includes a cathode; an anode; a separator positioned between the cathode and the anode; and an electrolyte. In particular, the cathode active material includes molybdenum (Mo) doped on a composite oxide of lithium and metal including manganese (Mn) and titanium (Ti).
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公开(公告)号：US11616274B2
公开(公告)日：2023-03-28
申请号：US16573070
申请日：2019-09-17
发明人： Sang Mok Park , Yeolmae Yeo , Dongjun Kim , Yoon Sung Lee , Jieun Lee , Sa Heum Kim , Seung-Min Oh
IPC分类号： H01M50/46 , H01M4/66 , H01M10/0525 , H01M50/44
摘要： Disclosed is lithium secondary battery that may include: a positive electrode; a negative electrode; an electrolyte; and a separator positioned between the positive electrode and the negative electrode. The separator may include: a separator substrate; and a fibrous adhesive layer formed on one or both surfaces of the separator substrate.
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公开(公告)号：US20190334150A1
公开(公告)日：2019-10-31
申请号：US16211454
申请日：2018-12-06
申请人： Hyundai Motor Company , Kia Motors Corporation , The Industry & Academic Cooperation in Chungnam National University (IAC)
发明人： KiSeok Koh , Yeolmae Yeo , Seung-Min Oh , Yoon Sung Lee , Kyung Jin Lee , Hyojin Kim
IPC分类号： H01M2/16 , H01M10/0525 , H01M2/14
摘要： Disclosed is a lithium secondary battery provided with a separator, having improved thermal stability by including a micro-particle coating layer manufactured using Furan-based polymers, for example, polymers having polymer unit including furanyl or furoyl. The lithium secondary battery includes a cathode, an anode, an electrolyte, and a separator disposed between the cathode and the anode and including a coating layer including a micro-particle. The micro-particle includes the second polymer which may include cross-linked first polymer.
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公开(公告)号：US11145902B2
公开(公告)日：2021-10-12
申请号：US16416863
申请日：2019-05-20
申请人： Hyundai Motor Company , Kia Motors Corporation , UNIST (Ulsan National Institute of Science and Technology)
发明人： Yoon Sung Lee , Jung Young Cho , Ikkyu Kim , Seung-Min Oh , DongHui Kim , Nam-Soon Choi , Koeun Kim , Juyeon Lee , Sung Ji Park
IPC分类号： H01M10/0567 , H01M10/0569 , H01M10/0568 , H01M10/0525
摘要： Disclosed are an electrolyte for a lithium secondary battery and a lithium secondary battery including the same. The electrolyte for the lithium secondary battery includes a lithium salt, a solvent component and an additive including one or more of the following compounds, wherein each of R1, R2 and R3 is independently hydrogen, an alkyl group having 1 to 20 carbon atoms, a cycloalkyl group having 3 to 20 carbon atoms, an aryl group having 6 to 30 carbon atoms, or an arylalkyl group having 6 to 30 carbon atoms.
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公开(公告)号：US20200091510A1
公开(公告)日：2020-03-19
申请号：US16200790
申请日：2018-11-27
发明人： SangJin Park , Seung-Min Oh , SungHoon Lim , Seyoung Lee , Shinkook Kong , Jung Young Cho
IPC分类号： H01M4/38 , H01M10/0525 , H01M10/0567 , H01M4/36 , H01M4/62 , H01M4/583
摘要： Disclosed is a lithium secondary battery capable of preventing the battery life from being reduced. The lithium secondary battery includes a cathode, an anode including silicon, a separator positioned between the cathode and the anode, and an electrolyte including flouoroethylene carbonate (FEC), wherein a weight ratio of the silicon to the FEC is about 0.4 to about 0.8.
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9.发明授权公开(公告)号：US11031588B2
公开(公告)日：2021-06-08
申请号：US16579107
申请日：2019-09-23
发明人： Seung-Min Oh , Yoon Sung Lee , Jung Young Cho , Yeolmae Yeo
IPC分类号： H01B1/24 , H01M4/133 , H01M4/36 , H01M4/134 , H01M4/136 , H01M4/38 , H01M4/587 , H01M4/62 , H01M10/0525 , H01M4/48 , H01M4/02
摘要： Provided are a silicon-based composite anode active material for a secondary battery and an anode including the same. The anode active material for a secondary battery may be a silicon-based composite anode active material, which may include a graphite and a silicon component including two or more selected from the group consisting of Si, Si-M, SiOx, and SiC. The Si-M may be a silicon alloy, and the M may include at least one selected from the group consisting of a transition metal, an alkaline earth metal, a group 13 element, a group 14 element, and a rare earth element.
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公开(公告)号：US10916752B2
公开(公告)日：2021-02-09
申请号：US16211454
申请日：2018-12-06
申请人： Hyundai Motor Company , Kia Motors Corporation , The Industry & Academic Cooperation in Chungnam National University (IAC)
发明人： KiSeok Koh , Yeolmae Yeo , Seung-Min Oh , Yoon Sung Lee , Kyung Jin Lee , Hyojin Kim
IPC分类号： H01M4/525 , H01M4/62 , H01M10/0568 , H01M2/16 , H01M10/0525 , H01M2/14
摘要： Disclosed is a lithium secondary battery provided with a separator, having improved thermal stability by including a micro-particle coating layer manufactured using Furan-based polymers, for example, polymers having polymer unit including furanyl or furoyl. The lithium secondary battery includes a cathode, an anode, an electrolyte, and a separator disposed between the cathode and the anode and including a coating layer including a micro-particle. The micro-particle includes the second polymer which may include cross-linked first polymer.
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