公开(公告)号：US20210288388A1

公开(公告)日：2021-09-16

申请号：US16318039

申请日：2017-07-05

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Sol CHOI ,  Hyeri EOM ,  Da-Un HAN ,  Juhyeong HAN

IPC: H01M50/533

Abstract: The present disclosure relates to a rechargeable battery including a first electrode including a first coating part and a first uncoated part disposed adjacent to the first coating part, a second electrode including a second coating part and a second uncoated part disposed adjacent to the second coating part, a separator interposed between the first electrode and the second electrode, a first electrode tab electrically connected to the first electrode; and a second electrode tab electrically connected to the second electrode, wherein at least one among the first uncoated part, the second uncoated part, the first electrode tab, and the second electrode tab includes a stress buffering part.

公开(公告)号：US20200075921A1

公开(公告)日：2020-03-05

申请号：US16347063

申请日：2017-11-06

Applicant: Samsung SDI Co., Ltd.

Inventor： Da-Un HAN ,  Bong-Kyoung PARK ,  Wonkyu BANG ,  Juhee SOHN ,  Hyunhwa SONG ,  Jungyup YANG ,  Hyeri EOM ,  Seungjae LEE ,  Sol CHOI ,  Juhyeong HAN ,  Seokhun HONG ,  Jandee KIM ,  Junggyu NAM ,  Junwon SUH ,  Jeongdoo YI

IPC: H01M2/26 ,  H01M2/14 ,  H01M2/08 ,  H01M10/04 ,  H01M10/0585

Abstract: The present disclosure relates to a rechargeable battery including an electrode assembly that includes a first electrode, a second electrode, and a separator disposed between the first electrode and the second electrode, a first electrode tab that is electrically connected with the first electrode, and includes at least one first bent portion, a second electrode tab that is electrically connected with the second electrode, and includes at least one second bent portion, and exterior member that receives the electrode assembly, and a reinforcement member that is disposed in the first exterior member, while being disposed adjacent to at least one of the first electrode tab and the second electrode tab.

公开(公告)号：US20230307660A1

公开(公告)日：2023-09-28

申请号：US18203161

申请日：2023-05-30

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Hyeri EOM ,  Seungjae LEE ,  Sol CHOI ,  Da-Un HAN

IPC: H01M4/74 ,  H01M4/66 ,  H01M10/052

CPC classification number: H01M4/747 ,  H01M4/661 ,  H01M4/667 ,  H01M4/668 ,  H01M10/052 ,  H01M4/665 ,  H01M4/72

Abstract: The present invention relates to a lithium secondary battery comprising: a current collector comprising a structure in a fabric form in which fiber bundles are cross-woven, wherein each of the fiber bundles is formed of sets of fiber yarns and each of the fiber yarns includes a polymer fiber and a metal layer surrounding the polymer fiber; and an electrode including an active material layer disposed on at least one surface of the current collector.

公开(公告)号：US20190245167A1

公开(公告)日：2019-08-08

申请号：US16329181

申请日：2016-09-07

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Sol CHOI ,  Jandee KIM ,  Junggyu NAM ,  Bong-Kyoung PARK ,  Junwon SUH ,  Juhee SOHN ,  Jungyup YANG ,  Jeongdoo YI ,  Juhyeong HAN ,  Hyunhwa SONG ,  Hyeri EOM ,  Da-Un HAN ,  Seokhun HONG

IPC: H01M2/10 ,  H01M2/06 ,  H01M2/20 ,  H01M2/30 ,  G04G19/00 ,  A44C5/10

CPC classification number: H01M2/1022 ,  A44C5/105 ,  G04G19/00 ,  H01M2/06 ,  H01M2/10 ,  H01M2/204 ,  H01M2/26 ,  H01M2/30 ,  H01M10/0587 ,  H01M2220/30

Abstract: The present invention relates to a band assembly including a first outer connecting portion and a second outer connecting portion disposed to face each other, wherein the first outer connecting portion includes a first fastening hole and the second outer connecting portion includes a third fastening hole, an inner connecting portion disposed between the first outer connecting portion and the second outer connecting portion, wherein the inner connecting portion includes a second fastening hole that corresponds to the first fastening hole and the third fastening hole, and a rechargeable battery inserted into the first fastening hole, the second fastening hole, and the third fastening hole to connect the first outer connecting portion, the inner connecting portion, and the second outer connecting portion.

公开(公告)号：US20180090727A1

公开(公告)日：2018-03-29

申请号：US15719319

申请日：2017-09-28

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Juhyeong HAN ,  Junwon SUH ,  Jandee KIM ,  Junggyu NAM ,  Wonkyu BANG ,  Juhee SOHN ,  Hyunhwa SONG ,  Jungyup YANG ,  Hyeri EOM ,  Jeongdoo YI ,  Seungjae LEE ,  Sol CHOI ,  Da-Un HAN ,  Seokhun HONG

IPC: H01M2/08 ,  H01M2/02

Abstract: A pouch-type rechargeable battery according to one or more exemplary embodiments includes: an electrode assembly; an exterior material receiving the electrode assembly; and a sealing portion arranged at an edge of the exterior material, and including at least one metal particle and a resin surrounding the at least one metal particle, and an area ratio of the at least one metal particle and the resin in a cross-section of the sealing portion cut along a direction that is perpendicular to a lengthwise direction of the sealing portion is from 1:99 to 6:4.

公开(公告)号：US20200020954A1

公开(公告)日：2020-01-16

申请号：US16491038

申请日：2018-02-23

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Juhee SOHN ,  Junggyu NAM ,  Junwon SUH ,  Jungyup YANG ,  Hyeri EOM ,  Jeongdoo YI ,  Daun HAN ,  Juhyeong HAN ,  Seokhun HONG ,  Jandee KIM ,  Bongkyoung PARK ,  Hyunhwa SONG ,  Sol CHOI

IPC: H01M4/74 ,  H01M10/0585 ,  H01M10/052

Abstract: Provided is a stacked electrode assembly including: a lowermost electrode arranged on a lowermost portion of the stacked electrode assembly; an uppermost electrode arranged on an uppermost portion of the stacked electrode assembly; at least one unit stacked body arranged between the lowermost electrode and the uppermost electrode and including a positive electrode, a negative electrode, and a separator, the separator being arranged between the positive electrode and the negative electrode; and a separator arranged between the lowermost electrode and the at least one unit stacked body, and between the at least one unit stacked body and the uppermost electrode. A capacity and energy density of a lithium battery may be improved by employing an electrode including a mesh electrode current collector as the lowermost electrode or the uppermost electrode of the stacked electrode assembly.

公开(公告)号：US20170155100A1

公开(公告)日：2017-06-01

申请号：US15347212

申请日：2016-11-09

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Hyun-Hwa SONG ,  Jun-Won SUH ,  Jan-Dee KIM ,  Jung-Gyu NAM ,  Jeong-Doo YI ,  Bong-Kyoung PARK ,  Jung-Yup YANG ,  Ju-Hyeong HAN ,  Ju-Hee SOHN ,  Hye-Ri EOM ,  Da-Woon HAN ,  Sol CHOI ,  Seok-Hun HONG

IPC: H01M2/02 ,  H01M2/08

CPC classification number: H01M2/0275 ,  H01M2/0287 ,  H01M2/08 ,  H01M4/667 ,  H01M4/668 ,  H01M10/0585

Abstract: A battery includes a conductive substrate, the conductive substrate including a first resin layer, a barrier layer, a second resin layer, a first electrode current collector layer, and a first electrode coating layer that are sequentially stacked inward from an outermost side of the battery, an exterior member disposed to face the conductive substrate, a sealing portion formed at edges of the conductive substrate and the exterior member, and at least one second inner electrode positioned between the conductive substrate and the exterior member and stacked using a separator as a border.

公开(公告)号：US20170155098A1

公开(公告)日：2017-06-01

申请号：US15341428

申请日：2016-11-02

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Bong-Kyoung PARK ,  Jun-Won SUH ,  Jung-Gyu NAM ,  Jeong-Doo YI ,  Jung-Yup YANG ,  Ju-Hyeong HAN ,  Ju-Hee SOHN ,  Hye-Ri EOM ,  Da-Woon HAN ,  Hyun-Hwa SONG ,  Sol CHOI ,  Seok-Hun HONG ,  Jan-Dee KIM

IPC: H01M2/02 ,  H01M10/0585 ,  H01M4/66 ,  H01M2/08 ,  H01M4/36

CPC classification number: H01M2/0275 ,  H01M2/0287 ,  H01M2/08 ,  H01M4/366 ,  H01M4/667 ,  H01M4/668 ,  H01M10/0585

Abstract: A flexible rechargeable battery includes a first conductive member including a first resin layer, a first barrier layer, a second resin layer, a first electrode current collector layer, and a first electrode coating layer that are sequentially layered from an outer side thereof, a second conductive member that faces the first conductive member, the second conductive member including a third resin layer, a second barrier layer, a fourth resin layer, a second electrode current collector layer, and a second electrode coating layer that are sequentially layered from an outer side thereof, and a sealing portion located on edges of the first conductive member and the second conductive member. The sealing portion is made of a metallic material.

公开(公告)号：US20170141393A1

公开(公告)日：2017-05-18

申请号：US15349939

申请日：2016-11-11

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Eun-Sung LEE ,  Jay-Hyok SONG ,  Sol CHOI ,  Do-Hyung PARK ,  Il-Seok KIM

IPC: H01M4/525 ,  H01M4/505 ,  H01M10/0525

CPC classification number: H01M4/525 ,  H01M4/505 ,  H01M10/0525 ,  H01M2004/028 ,  H01M2220/20 ,  Y02E60/122

Abstract: A positive active material includes a compound represented by Chemical Formula 1, and the positive electrode including a positive active material and a rechargeable lithium battery including the same are provided. Li(1.33−0.67x−z)Mn(0.67−0.33x−0.5y)Ni(x−0.5y+z)M(y)O2  [Chemical Formula 1] Definitions of Chemical Formula 1 are the same as in the detailed description.

公开(公告)号：US20240120498A1

公开(公告)日：2024-04-11

申请号：US18531894

申请日：2023-12-07

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Juhee SOHN ,  Junggyu NAM ,  Junwon SUH ,  Jungyup YANG ,  Hyeri EOM ,  Jeongdoo YI ,  Daun HAN ,  Juhyeong HAN ,  Seokhun HONG ,  Jandee KIM ,  Bongkyoung PARK ,  Hyunhwa SONG ,  Sol CHOI

IPC: H01M4/74 ,  H01M10/052 ,  H01M10/0585

CPC classification number: H01M4/74 ,  H01M10/052 ,  H01M10/0585

Abstract: Provided is a stacked electrode assembly including: a lowermost electrode arranged on a lowermost portion of the stacked electrode assembly; an uppermost electrode arranged on an uppermost portion of the stacked electrode assembly; at least one unit stacked body arranged between the lowermost electrode and the uppermost electrode and including a positive electrode, a negative electrode, and a separator, the separator being arranged between the positive electrode and the negative electrode; and a separator arranged between the lowermost electrode and the at least one unit stacked body, and between the at least one unit stacked body and the uppermost electrode. A capacity and energy density of a lithium battery may be improved by employing an electrode including a mesh electrode current collector as the lowermost electrode or the uppermost electrode of the stacked electrode assembly.