公开(公告)号：US11901540B2

公开(公告)日：2024-02-13

申请号：US17204707

申请日：2021-03-17

Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)

Inventor： Jae Phil Cho ,  Yeong Uk Son ,  Ji Young Ma ,  Nam Hyung Kim

IPC: 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 classification number: 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

Abstract: 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.

公开(公告)号：US20220059821A1

公开(公告)日：2022-02-24

申请号：US17407366

申请日：2021-08-20

Applicant: SK Innovation Co., Ltd. ,  UNIST (Ulsan National Institute of Science and Technology)

Inventor： Eunjun Park ,  Joon-Sup Kim ,  Jaekyung Sung ,  Yoon Kwang Lee ,  Tae Yong Lee ,  Jae Phil Cho

IPC: H01M4/36 ,  H01M4/58 ,  H01M4/62 ,  H01M10/0525

Abstract: 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

公开(公告)号：US11955625B2

公开(公告)日：2024-04-09

申请号：US17407366

申请日：2021-08-20

Applicant: SK On Co., Ltd. ,  UNIST (Ulsan National Institute of Science and Technology)

Inventor： Eunjun Park ,  Joon-Sup Kim ,  Jaekyung Sung ,  Yoon Kwang Lee ,  Tae Yong Lee ,  Jae Phil Cho

IPC: H01M4/36 ,  H01M4/02 ,  H01M4/58 ,  H01M4/62 ,  H01M10/0525

CPC classification number: H01M4/364 ,  H01M4/58 ,  H01M4/625 ,  H01M10/0525 ,  H01M2004/027

Abstract: 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

公开(公告)号：US20220093964A1

公开(公告)日：2022-03-24

申请号：US17540036

申请日：2021-12-01

Applicant: SK INNOVATION CO., LTD. ,  UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)

Inventor： Jee Hee Lee ,  Sang Jin Kim ,  Joon Sup Kim ,  Nam Hyung Kim ,  Yoon Kwang Lee ,  Jae Phil Cho

IPC: H01M10/0525 ,  H01M4/133 ,  H01M10/04 ,  H01M4/38 ,  H01M4/587 ,  H01M4/36 ,  H01M4/1395 ,  H01M4/04

Abstract: 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.

公开(公告)号：US10985370B2

公开(公告)日：2021-04-20

申请号：US16036761

申请日：2018-07-16

Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)

Inventor： Jae Phil Cho ,  Yeong Uk Son ,  Ji Young Ma ,  Nam Hyung Kim

IPC: 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

Abstract: 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.

公开(公告)号：US11824195B2

公开(公告)日：2023-11-21

申请号：US16793799

申请日：2020-02-18

Applicant: SK INNOVATION CO., LTD. ,  UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)

Inventor： Joon Sup Kim ,  Jee Hee Lee ,  Nam Hyeong Kim ,  Jae Kyung Sung ,  Tae Yong Lee ,  Jae Phil Cho

IPC: H01M4/587 ,  H01M10/052 ,  H01M4/36 ,  H01M4/58 ,  H01M4/38 ,  H01M4/02

CPC classification number: H01M4/587 ,  H01M4/364 ,  H01M4/366 ,  H01M4/386 ,  H01M4/58 ,  H01M10/052 ,  H01M2004/021 ,  H01M2004/027

Abstract: 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.

公开(公告)号：US20190036121A1

公开(公告)日：2019-01-31

申请号：US16036761

申请日：2018-07-16

Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)

Inventor： Jae Phil Cho ,  Yeong Uk Son ,  Ji Young Ma ,  Nam Hyung Kim

IPC: H01M4/583 ,  H01M10/0525 ,  H01M4/62 ,  H01M4/133 ,  H01M4/36 ,  H01M4/134 ,  H01M4/66 ,  C01B32/184 ,  H01M2/14 ,  H01M2/16

Abstract: 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.

公开(公告)号：US09831500B2

公开(公告)日：2017-11-28

申请号：US15341472

申请日：2016-11-02

Applicant: LG Chem, Ltd. ,  UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)

Inventor： Yong Ju Lee ,  Soo Jin Park ,  Dong Sub Jung ,  Hye Ran Jung ,  Jung In Lee ,  Je Young Kim ,  Jae Phil Cho

IPC: H01M4/04 ,  H01M4/48 ,  H01M4/485 ,  C23C18/54 ,  H01M4/62

CPC classification number: H01M4/483 ,  C23C18/54 ,  H01M4/485 ,  H01M4/625 ,  Y02E60/122

Abstract: 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.

公开(公告)号：US20210202944A1

公开(公告)日：2021-07-01

申请号：US17204707

申请日：2021-03-17

Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)

Inventor： Jae Phil Cho ,  Yeong Uk Son ,  Ji Young Ma ,  Nam Hyung Kim

IPC: H01M4/583 ,  H01M4/62 ,  H01M4/133 ,  H01M4/36 ,  H01M4/134 ,  H01M4/66 ,  C01B32/184 ,  H01M4/04 ,  H01M4/587 ,  H01M50/44 ,  H01M50/403 ,  H01M50/411

Abstract: 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.

公开(公告)号：US20170077506A1

公开(公告)日：2017-03-16

申请号：US15341472

申请日：2016-11-02

Applicant: LG Chem, Ltd. ,  UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)

Inventor： Yong Ju Lee ,  Soo Jin Park ,  Dong Sub Jung ,  Hye Ran Jung ,  Jung In Lee ,  Je Young Kim ,  Jae Phil Cho

IPC: H01M4/48

CPC classification number: H01M4/483 ,  C23C18/54 ,  H01M4/485 ,  H01M4/625 ,  Y02E60/122

Abstract: 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.

Abstract translation: 本发明提供具有多个孔的电极活性物质和包含该多孔的二次电池，更具体地说，包括由SiOx（0.5≤x≤1.2）表示的具有Brunauer，Emmett等的硅系氧化物的多孔电极活性物质， 和Teller（BET）比表面积为2m 2 / g至100m 2 / g，二次电池包括阴极，其包括正极活性物质，隔膜，包含阳极活性物质的阳极和电解质，其中 负极活性物质包括由SiOx（0.5≤x≤1.2）表示的BET比表面积为2m 2 / g〜100m 2 / g的硅系氧化物的多孔电极活性物质。