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公开(公告)号：US20190207221A1
公开(公告)日：2019-07-04
申请号：US16230946
申请日：2018-12-21
Applicant: Samsung Electronics Co., Ltd. , Samsung SDI Co., Ltd.
Inventor： Inhyuk SON , Mijong KIM , Jumyeung LEE , Minwoo LIM , Junghyun CHOI , Sungsoo HAN
IPC: H01M4/62 , H01M4/38 , H01M4/36 , H01M4/583 , H01M4/134 , H01M4/1393 , H01M4/1395 , H01M10/0525 , H01M10/0565
CPC classification number: H01M4/625 , H01M4/02 , H01M4/0471 , H01M4/134 , H01M4/1393 , H01M4/1395 , H01M4/362 , H01M4/364 , H01M4/366 , H01M4/38 , H01M4/386 , H01M4/583 , H01M10/0525 , H01M10/0565 , H01M2004/027
Abstract: A porous silicon composite includes: a porous core including a porous silicon composite secondary particle; and a shell disposed on a surface of the porous core and surrounding the porous core, wherein the porous silicon composite secondary particle includes an aggregate of silicon composite primary particles, each including silicon, a silicon suboxide on a surface of the silicon, and a first graphene on a surface of the silicon suboxide, wherein the shell include a second graphene, and at least one of the first graphene and the second graphene includes at least one element selected from nitrogen, phosphorus, and sulfur.
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Patent Agency Ranking
公开(公告)号：US20240113302A1
公开(公告)日：2024-04-04
申请号：US18480090
申请日：2023-10-03
Applicant: Samsung Electronics Co., Ltd. , Samsung SDI Co., Ltd.
Inventor： Inhyuk SON , Mijong KIM , Jumyeung LEE , Minwoo LIM , Junghyun CHOI , Sungsoo HAN
IPC: H01M4/62 , H01M4/02 , H01M4/04 , H01M4/134 , H01M4/1393 , H01M4/1395 , H01M4/36 , H01M4/38 , H01M4/583 , H01M10/0525 , H01M10/0565
CPC classification number: H01M4/625 , H01M4/02 , H01M4/0471 , H01M4/134 , H01M4/1393 , H01M4/1395 , H01M4/362 , H01M4/364 , H01M4/366 , H01M4/38 , H01M4/386 , H01M4/583 , H01M10/0525 , H01M10/0565 , H01M2004/027
Abstract: A porous silicon composite includes: a porous core including a porous silicon composite secondary particle; and a shell disposed on a surface of the porous core and surrounding the porous core, wherein the porous silicon composite secondary particle includes an aggregate of silicon composite primary particles, each including silicon, a silicon suboxide on a surface of the silicon, and a first graphene on a surface of the silicon suboxide, wherein the shell include a second graphene, and at least one of the first graphene and the second graphene includes at least one element selected from nitrogen, phosphorus, and sulfur.
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公开(公告)号：US20240030452A1
公开(公告)日：2024-01-25
申请号：US18480078
申请日：2023-10-03
Applicant: Samsung Electronics Co., Ltd. , Samsung SDI Co., Ltd.
Inventor： Inhyuk SON , Mijong KIM , Jumyeung LEE , Minwoo LIM , Junghyun CHOI , Sungsoo HAN
IPC: H01M4/62 , H01M4/38 , H01M4/36 , H01M4/583 , H01M10/0565 , H01M4/1393 , H01M4/1395 , H01M10/0525 , H01M4/134 , H01M4/02 , H01M4/04
CPC classification number: H01M4/625 , H01M4/38 , H01M4/366 , H01M4/583 , H01M10/0565 , H01M4/1393 , H01M4/1395 , H01M4/364 , H01M10/0525 , H01M4/134 , H01M4/386 , H01M4/02 , H01M4/0471 , H01M4/362 , H01M2004/027
Abstract: A porous silicon composite includes: a porous core including a porous silicon composite secondary particle; and a shell disposed on a surface of the porous core and surrounding the porous core, wherein the porous silicon composite secondary particle includes an aggregate of silicon composite primary particles, each including silicon, a silicon suboxide on a surface of the silicon, and a first graphene on a surface of the silicon suboxide, wherein the shell include a second graphene, and at least one of the first graphene and the second graphene includes at least one element selected from nitrogen, phosphorus, and sulfur.
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公开(公告)号：US20240047688A1
公开(公告)日：2024-02-08
申请号：US18480106
申请日：2023-10-03
Applicant: Samsung Electronics Co., Ltd. , Samsung SDI Co., Ltd.
Inventor： Inhyuk SON , Mijong KIM , Jumyeung LEE , Minwoo LIM , Junghyun CHOI , Sungsoo HAN
IPC: H01M4/62 , H01M4/38 , H01M4/36 , H01M4/583 , H01M10/0565 , H01M4/1393 , H01M4/1395 , H01M10/0525 , H01M4/134 , H01M4/02 , H01M4/04
CPC classification number: H01M4/625 , H01M4/38 , H01M4/366 , H01M4/583 , H01M10/0565 , H01M4/1393 , H01M4/1395 , H01M4/364 , H01M10/0525 , H01M4/134 , H01M4/386 , H01M4/02 , H01M4/0471 , H01M4/362 , H01M2004/027
Abstract: A porous silicon composite includes: a porous core including a porous silicon composite secondary particle; and a shell disposed on a surface of the porous core and surrounding the porous core, wherein the porous silicon composite secondary particle includes an aggregate of silicon composite primary particles, each including silicon, a silicon suboxide on a surface of the silicon, and a first graphene on a surface of the silicon suboxide, wherein the shell include a second graphene, and at least one of the first graphene and the second graphene includes at least one element selected from nitrogen, phosphorus, and sulfur.
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公开(公告)号：US20210399304A1
公开(公告)日：2021-12-23
申请号：US17350993
申请日：2021-06-17
Applicant: Samsung SDI Co., Ltd.
Inventor： Jungho LEE , Jaehou NAH , Hyun SOH , Inhyuk SON , Duk-Hyoung YOON
Abstract: A negative active material for a rechargeable lithium battery includes an amorphous carbon matrix, silicon particles dispersed in the amorphous carbon matrix, and a nitrogen-containing carbon compound protruding outward from the surface of the amorphous carbon matrix. Additional embodiments provide a method of preparing the same and a rechargeable lithium battery including the same.
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公开(公告)号：US20210376314A1
公开(公告)日：2021-12-02
申请号：US17335793
申请日：2021-06-01
Applicant: SAMSUNG SDI CO., LTD.
Inventor： Inhyuk SON , Sangkook MAH , Sungnim JO , Andrei KAPYLOU , Guesung KIM , Jongseok MOON
IPC: H01M4/36 , H01M4/525 , H01M4/587 , H01M10/0525
Abstract: A composite cathode active material includes: a core including a lithium transition metal oxide; and a shell on and conforming to a surface of the core, wherein the shell includes at least one first metal oxide represented by Formula MaOb (wherein, 0
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