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公开(公告)号：US20220059821A1
公开(公告)日：2022-02-24
申请号：US17407366
申请日：2021-08-20
发明人： Eunjun Park , Joon-Sup Kim , Jaekyung Sung , Yoon Kwang Lee , Tae Yong Lee , Jae Phil Cho
IPC分类号： H01M4/36 , H01M4/58 , H01M4/62 , H01M10/0525
摘要： Provided are a negative electrode active material including a three-dimensional composite. The three-dimensional composite includes secondary particles containing a silicon carbide-based (SiCx, 0
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公开(公告)号：US20220093964A1
公开(公告)日：2022-03-24
申请号：US17540036
申请日：2021-12-01
发明人： Jee Hee Lee , Sang Jin Kim , Joon Sup Kim , Nam Hyung Kim , Yoon Kwang Lee , Jae Phil Cho
IPC分类号： H01M10/0525 , H01M4/133 , H01M10/04 , H01M4/38 , H01M4/587 , H01M4/36 , H01M4/1395 , H01M4/04
摘要： Provided are an anode active material for a lithium secondary battery, a manufacturing method thereof, and a lithium secondary battery including the same, the anode active material for a lithium secondary battery including: a carbon-based particle; a composite layer positioned on the carbon-based particle and including a silicon particle dispersed in a carbon matrix; and a carbon coating layer positioned on the composite layer.
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公开(公告)号：US10923715B2
公开(公告)日：2021-02-16
申请号：US16212255
申请日：2018-12-06
发明人： Jee Hee Lee , Joon Sup Kim , Nam Hyung Kim , Yeong Uk Son , Yoon Kwang Lee , Jae Phil Cho
IPC分类号： H01M4/36 , H01M4/38 , H01M4/587 , H01M10/0525 , H01M4/1395 , H01M4/134 , H01M4/1393 , H01M4/133 , H01M4/04 , H01M4/02
摘要： Provided are an anode active material for a lithium secondary battery, a method of preparing the same, and a lithium secondary battery containing the same. The present invention provides an anode active material for a lithium secondary battery including: a carbon based particle; a first carbon coating layer positioned on the carbon based particle and including pores; a silicon coating layer positioned on the pores and/or a pore-free surface of the first carbon coating layer; and second carbon coating layer positioned on the silicon coating layer, a method of preparing the same, and a lithium secondary battery containing the same.
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公开(公告)号：US11824195B2
公开(公告)日：2023-11-21
申请号：US16793799
申请日：2020-02-18
发明人： Joon Sup Kim , Jee Hee Lee , Nam Hyeong Kim , Jae Kyung Sung , Tae Yong Lee , Jae Phil Cho
CPC分类号： H01M4/587 , H01M4/364 , H01M4/366 , H01M4/386 , H01M4/58 , H01M10/052 , H01M2004/021 , H01M2004/027
摘要： Provided is a negative electrode active material for a lithium secondary battery according to the present invention, including a carbon-based particle including pores in an inner portion and/or a surface thereof; and a silicon-based coating layer positioned on a pore surface and/or a pore-free surface of the carbon-based particle and containing silicon carbon compound.
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公开(公告)号：US11901540B2
公开(公告)日：2024-02-13
申请号：US17204707
申请日：2021-03-17
发明人： Jae Phil Cho , Yeong Uk Son , Ji Young Ma , Nam Hyung Kim
IPC分类号： H01M4/04 , H01M4/133 , H01M4/134 , H01M4/36 , H01M4/587 , H01M4/38 , H01M4/1393 , H01M4/1395 , H01M4/583 , H01M10/0525 , H01M4/62 , H01M4/02 , H01M4/66 , C01B32/184 , H01M50/44
CPC分类号： H01M4/0419 , H01M4/0471 , H01M4/0492 , H01M4/133 , H01M4/134 , H01M4/1393 , H01M4/1395 , H01M4/366 , H01M4/386 , H01M4/587 , C01B32/184 , H01M4/364 , H01M4/583 , H01M4/623 , H01M4/661 , H01M10/0525 , H01M50/44 , H01M2004/028
摘要： Provided herein is a composite anode active material including: a porous carbon structure; a first coating layer on the porous carbon structure and including a non-carbonaceous material capable of intercalating and deintercalating lithium; and a second coating layer on the first coating layer and including a carbonaceous material.
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公开(公告)号：US11955625B2
公开(公告)日：2024-04-09
申请号：US17407366
申请日：2021-08-20
发明人： Eunjun Park , Joon-Sup Kim , Jaekyung Sung , Yoon Kwang Lee , Tae Yong Lee , Jae Phil Cho
IPC分类号： H01M4/36 , H01M4/02 , H01M4/58 , H01M4/62 , H01M10/0525
CPC分类号： H01M4/364 , H01M4/58 , H01M4/625 , H01M10/0525 , H01M2004/027
摘要： Provided are a negative electrode active material including a three-dimensional composite. The three-dimensional composite includes secondary particles containing a silicon carbide-based (SiCx, 0
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公开(公告)号：US10985370B2
公开(公告)日：2021-04-20
申请号：US16036761
申请日：2018-07-16
发明人： Jae Phil Cho , Yeong Uk Son , Ji Young Ma , Nam Hyung Kim
IPC分类号： H01M4/583 , H01M4/62 , H01M4/133 , H01M4/36 , H01M4/134 , H01M4/66 , C01B32/184 , H01M2/14 , H01M2/16 , H01M4/04 , H01M4/587 , H01M10/0525 , H01M4/02
摘要： Provided herein is a composite anode active material including: a porous carbon structure; a first coating layer on the porous carbon structure and including a non-carbonaceous material capable of intercalating and deintercalating lithium; and a second coating layer on the first coating layer and including a carbonaceous material.
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公开(公告)号：US20190036121A1
公开(公告)日：2019-01-31
申请号：US16036761
申请日：2018-07-16
发明人： Jae Phil Cho , Yeong Uk Son , Ji Young Ma , Nam Hyung Kim
IPC分类号： H01M4/583 , H01M10/0525 , H01M4/62 , H01M4/133 , H01M4/36 , H01M4/134 , H01M4/66 , C01B32/184 , H01M2/14 , H01M2/16
摘要： Provided herein is a composite anode active material including: a porous carbon structure; a first coating layer on the porous carbon structure and including a non-carbonaceous material capable of intercalating and deintercalating lithium; and a second coating layer on the first coating layer and including a carbonaceous material.
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公开(公告)号：US09831500B2
公开(公告)日：2017-11-28
申请号：US15341472
申请日：2016-11-02
发明人： Yong Ju Lee , Soo Jin Park , Dong Sub Jung , Hye Ran Jung , Jung In Lee , Je Young Kim , Jae Phil Cho
CPC分类号： H01M4/483 , C23C18/54 , H01M4/485 , H01M4/625 , Y02E60/122
摘要： Provided are an electrode active material having a plurality of pores and a secondary battery including the same, and more particularly, a porous electrode active material including silicon-based oxide expressed by SiOx (0.5≦x≦1.2) and having a Brunauer, Emmett, and Teller (BET) specific surface area ranging from 2 m2/g to 100 m2/g, and a secondary battery including a cathode including a cathode active material, a separator, an anode including an anode active material, and an electrolyte, in which the anode active material includes a porous electrode active material including silicon-based oxide expressed by SiOx (0.5≦x≦1.2) and having a BET specific surface area ranging from 2 m2/g to 100 m2/g.
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公开(公告)号：US20210202944A1
公开(公告)日：2021-07-01
申请号：US17204707
申请日：2021-03-17
发明人： Jae Phil Cho , Yeong Uk Son , Ji Young Ma , Nam Hyung Kim
IPC分类号： H01M4/583 , H01M4/62 , H01M4/133 , H01M4/36 , H01M4/134 , H01M4/66 , C01B32/184 , H01M4/04 , H01M4/587 , H01M50/44 , H01M50/403 , H01M50/411
摘要： Provided herein is a composite anode active material including: a porous carbon structure; a first coating layer on the porous carbon structure and including a non-carbonaceous material capable of intercalating and deintercalating lithium; and a second coating layer on the first coating layer and including a carbonaceous material.
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