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公开(公告)号：US20230282807A1
公开(公告)日：2023-09-07
申请号：US18316830
申请日：2023-05-12
发明人： Junghyun Choi , Inhyuk Son , Mijong Kim , Sangkook Mah , Jumyeung Lee , Minwoo Lim , Sungsoo Han
IPC分类号： H01M4/36 , H01M4/38 , H01M4/587 , H01M10/0525
CPC分类号： H01M4/364 , H01M4/366 , H01M4/386 , H01M4/587 , H01M10/0525 , H01M2004/021
摘要： A porous silicon-containing composite includes: a porous core including a porous silicon composite secondary particle; and a shell on at least one surface of the porous core, the shell including a first graphene, wherein the porous silicon composite secondary particle includes an aggregate of a first primary particle including silicon, a second primary particle including a structure and second graphene on at least one surface of the first primary particle and the second primary particle, and wherein at least one of a shape and a degree of oxidation of the first primary particle and the second primary particle are different. Also an electrode including the porous silicon-containing composite, a lithium battery including the electrode, and a device including the porous silicon-containing composite or the carbon composite.
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公开(公告)号：US10658654B2
公开(公告)日：2020-05-19
申请号：US15149542
申请日：2016-05-09
发明人： Dukhyoung Yoon , Sangkook Mah
IPC分类号： H01M4/64 , H01M4/134 , H01M4/38 , H01M4/62 , H01M4/1395 , H01M4/485 , H01M4/133 , H01M4/131 , H01M4/36 , H01M4/58 , H01M4/587 , H01M4/1393 , H01M4/1391
摘要： A composite anode active material includes: a core comprising silicon; and a carbonaceous shell, wherein the carbonaceous shell includes a carbonaceous material and lithium titanium oxide.
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公开(公告)号：US20200161634A1
公开(公告)日：2020-05-21
申请号：US16557097
申请日：2019-08-30
发明人： Mijong Kim , Inhyuk Son , Sangkook Mah , Jumyeung Lee , Minwoo Lim , Junghyun Choi , Sungsoo Han
IPC分类号： H01M4/133 , H01M4/62 , H01M10/0525 , H01M4/1393
摘要： An electrode composite conducting agent for a lithium battery includes a carbonaceous conductive material, and the graphene-silica composite, wherein the graphene-silica composite includes a matrix including graphene, and a silicon suboxide of the formula SiOx wherein 0
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公开(公告)号：US10096825B2
公开(公告)日：2018-10-09
申请号：US14983715
申请日：2015-12-30
发明人： Sangkook Mah , Gyusung Kim
摘要： A composite anode active material includes a first core member including a silicon-containing material; a second core member including at least one selected from metal nitride and metal carbide; and a coating layer on at least one of the first core member and the second core member. The coating layer contains metal silicide.
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5.发明申请公开(公告)号：US20170117535A1
公开(公告)日：2017-04-27
申请号：US15149542
申请日：2016-05-09
发明人： Dukhyoung Yoon , Sangkook Mah
IPC分类号： H01M4/134 , H01M4/62 , H01M4/1395 , H01M10/0569 , H01M4/66 , H01M2/16 , H01M10/0525 , H01M10/0568 , H01M4/38 , H01M4/04
CPC分类号： H01M4/134 , H01M4/131 , H01M4/133 , H01M4/1391 , H01M4/1393 , H01M4/1395 , H01M4/366 , H01M4/386 , H01M4/485 , H01M4/5825 , H01M4/587 , H01M4/625 , H01M4/64
摘要： A composite anode active material includes: a core comprising silicon; and a carbonaceous shell, wherein the carbonaceous shell includes a carbonaceous material and lithium titanium oxide.
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公开(公告)号：US11302904B2
公开(公告)日：2022-04-12
申请号：US16557097
申请日：2019-08-30
发明人： Mijong Kim , Inhyuk Son , Sangkook Mah , Jumyeung Lee , Minwoo Lim , Junghyun Choi , Sungsoo Han
IPC分类号： H01M4/133 , H01M4/62 , H01M4/1393 , H01M10/0525 , H01M4/36 , H01M4/1395 , H01M4/48 , H01M4/587 , H01M4/38 , H01M4/134
摘要： An electrode composite conducting agent for a lithium battery includes a carbonaceous conductive material, and the graphene-silica composite, wherein the graphene-silica composite includes a matrix including graphene, and a silicon suboxide of the formula SiOx wherein 0
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7.发明授权公开(公告)号：US10756350B2
公开(公告)日：2020-08-25
申请号：US15656476
申请日：2017-07-21
发明人： Woojin Bae , Seunguk Kwon , Sangkook Mah , Jeeeun Yang , Dukhyoung Yoon , Sungsoo Han
IPC分类号： H01M4/62 , H01M4/60 , C08G73/10 , C08G81/02 , C08L87/00 , H01M4/36 , H01M4/38 , H01M4/587 , H01M6/16 , H01M10/0568 , H01M10/0569 , H01M10/0567
摘要： A binder includes a third polymer including a cross-linked product of a first polymer and a second polymer, wherein the first polymer includes a first functional group and is at least one selected from a polyamic acid and a polyimide, wherein the second polymer includes a second functional group and is water-soluble, and wherein the first polymer and the second polymer are cross-linked by an ester bond formed by a reaction of the first functional group and the second functional.
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8.发明申请COMPOSITE ANODE ACTIVE MATERIAL, PREPARING METHOD THEREOF, ANODE INCLUDING THE COMPOSITE ANODE ACTIVE MATERIAL, AND LITHIUM SECONDARY BATTERY INCLUDING THE ANODE 审中-公开复合阳极活性材料，其制备方法，包括复合阳极活性材料的阳极和包括阳极的锂二次电池公开(公告)号：US20160190596A1
公开(公告)日：2016-06-30
申请号：US14983715
申请日：2015-12-30
发明人： Sangkook Mah , Gyusung Kim
IPC分类号： H01M4/62 , H01M4/04 , H01M10/052 , H01M4/1395 , H01M4/134 , H01M4/38
摘要： A composite anode active material includes a first core member including a silicon-containing material; a second core member including at least one selected from metal nitride and metal carbide; and a coating layer on at least one of the first core member and the second core member. The coating layer contains metal silicide.
摘要翻译： 复合阳极活性材料包括包含含硅材料的第一芯构件; 包括选自金属氮化物和金属碳化物中的至少一种的第二芯构件; 以及在所述第一芯构件和所述第二芯构件中的至少一个上的涂层。 涂层含有金属硅化物。
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公开(公告)号：US11695107B2
公开(公告)日：2023-07-04
申请号：US16595751
申请日：2019-10-08
发明人： Junghyun Choi , Inhyuk Son , Mijong Kim , Sangkook Mah , Jumyeung Lee , Minwoo Lim , Sungsoo Han
IPC分类号： H01M4/36 , H01M4/38 , H01M4/587 , H01M10/0525 , H01M4/02
CPC分类号： H01M4/364 , H01M4/366 , H01M4/386 , H01M4/587 , H01M10/0525 , H01M2004/021 , H01M2004/027
摘要： A porous silicon-containing composite includes: a porous core including a porous silicon composite secondary particle; and a shell on at least one surface of the porous core, the shell including a first graphene, wherein the porous silicon composite secondary particle includes an aggregate of a first primary particle including silicon, a second primary particle including a structure and second graphene on at least one surface of the first primary particle and the second primary particle, and wherein at least one of a shape and a degree of oxidation of the first primary particle and the second primary particle are different. Also an electrode including the porous silicon-containing composite, a lithium battery including the electrode, and a device including the porous silicon-containing composite or the carbon composite.
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10.发明公开公开(公告)号：US20240170666A1
公开(公告)日：2024-05-23
申请号：US18549572
申请日：2022-03-10
发明人： Sungnim Jo , Sangkook Mah , Inhyuk Son , Guesung Kim , Jongseok Moon , Andrei Kapylou
CPC分类号： H01M4/525 , H01M4/04 , H01M4/362 , H01M4/583 , H01M10/052 , H01M2004/028
摘要： Provided are a composite cathode active material, a cathode and a lithium battery that include the same, and a method of preparing the composite cathode active material, the composite cathode active material comprising: a core; and a first shell and a second shell that are disposed on an outer side of a surface of the core, wherein the first shell includes at least one first metal compound represented by Formula XaOb (where 0
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