公开(公告)号：US11465384B2

公开(公告)日：2022-10-11

申请号：US16624851

申请日：2018-05-08

Applicant: Samsung SDI Co., Ltd.

Inventor： Wonkyu Bang ,  Junwon Suh ,  Juhee Sohn ,  Jungyup Yang ,  Hyeri Eom ,  Jeongdoo Yi ,  Da-Un Han ,  Juhyeong Han ,  Seokhun Hong

IPC: B32B3/26 ,  B32B27/08

Abstract: The present disclosure relates to an outer case for a flexible rechargeable battery, including a first resin layer configured to include a first patterned area, a moisture barrier layer disposed on the first resin layer to include a second patterned area, a second resin layer disposed on the moisture barrier layer to include a third patterned area, and a stress relaxation layer configured to cover the third patterned area.

公开(公告)号：US11437651B2

公开(公告)日：2022-09-06

申请号：US16330223

申请日：2017-09-05

Applicant: Samsung SDI Co., Ltd.

Inventor： Hyeri Eom ,  Jeongdoo Yi ,  Juhee Sohn ,  Da-Un Han

IPC: H01M10/04 ,  H01M10/0583 ,  H01M50/463 ,  H01M50/538

Abstract: The present disclosure relates to a stacked electrode assembly and a flexible rechargeable battery including the same, including a first electrode, a second electrode stacked on one surface or both surfaces of the first electrode, and a separator disposed between the first electrode and the second electrode, wherein the separator has a continuous sheet shape, is bent in a first direction to surround the first electrode and in a second direction as an opposite direction to the first direction to surround the second electrode, and a bending end region of the separator includes a plurality of patterns.

公开(公告)号：US11955601B2

公开(公告)日：2024-04-09

申请号：US17412589

申请日：2021-08-26

Applicant: SAMSUNG SDI CO., LTD. ,  INDUSTRY-ACADEMIA COOPERATION GROUP OF SEJONG UNIVERSITY

Inventor： Dongrak Sohn ,  Minsang Song ,  Jungmin Han ,  Younggyoon Ryu ,  Kyulin Lee ,  Jeongdoo Yi ,  Sangil Han ,  Keesun Sohn ,  Sunggeun Shim ,  Jinhee Lee

IPC: H01M10/0562 ,  C01B17/22 ,  H01M4/36 ,  H01M4/38 ,  H01M4/587 ,  H01M10/0525 ,  H01M10/0585 ,  H01M4/02

CPC classification number: H01M10/0562 ,  C01B17/22 ,  H01M4/366 ,  H01M4/382 ,  H01M4/587 ,  H01M10/0525 ,  H01M10/0585 ,  C01P2002/72 ,  H01M2004/027 ,  H01M2300/008

Abstract: A sulfide solid electrolyte for all-solid secondary batteries, a method of preparing the same, and an all-solid secondary battery, the sulfide solid electrolyte including lithium, phosphorus, sulfur, and a halogen, wherein: the sulfide solid electrolyte has an argyrodite-type crystal structure, a ratio (I(29.0)/I(30.0) ratio) of a peak intensity at a 2θ of 29±0.1° to a peak intensity at a 2θ of 30±0.1° is 0.06 or less, the peak intensities being obtained by X-ray diffraction analysis of the sulfide solid electrolyte, and a ratio (I(27.1)/I(30.0) ratio) of a peak intensity at a 2θ of 27.1±0.1° to a peak intensity at a 2θ of 30±0.1° is 0.06 or less, the peak intensities being obtained by X-ray diffraction analysis of the sulfide solid electrolyte.

公开(公告)号：US11784347B2

公开(公告)日：2023-10-10

申请号：US17041414

申请日：2019-02-12

Applicant: Samsung SDI Co., Ltd.

Inventor： Soojin Kim ,  Sangjae Park ,  Yongbeom Lee ,  Jeongdoo Yi

IPC: H01M10/0567 ,  C07F9/146 ,  H01M10/052

CPC classification number: H01M10/0567 ,  C07F9/146 ,  H01M10/052 ,  H01M2300/0025

Abstract: The present invention relates to an electrolyte for a rechargeable lithium, battery and a rechargeable lithium battery including same, wherein the electrolyte for a rechargeable lithium battery may comprise: a non-aqueous organic solvent, a lithium salt, a first additive containing a compound represented by chemical formula 1, and a second additive containing a magnesium salt.

公开(公告)号：US10749151B2

公开(公告)日：2020-08-18

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 ,  H01M10/647 ,  H01M2/02 ,  H01M10/0525

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：US11532859B2

公开(公告)日：2022-12-20

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: H01M50/54 ,  H01M10/04 ,  H01M10/0585 ,  H01M50/40 ,  H01M50/105 ,  H01M50/183

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：US11495852B2

公开(公告)日：2022-11-08

申请号：US16642284

申请日：2018-09-20

Applicant: Samsung SDI Co., Ltd.

Inventor： Sunil Park ,  Donghyun Shin ,  Jungyup Yang ,  Jeongdoo Yi

IPC: H01M50/116 ,  B32B27/08

Abstract: Disclosed are an outer case for a secondary battery, and a secondary battery including the same, the outer case comprising: a first polymer resin layer; a second polymer resin layer positioned on a first surface of the first polymer resin layer, and having a first adhesive layer interposed therebetween so as to be attached thereto; and an inner resin layer positioned on a second surface of the first polymer resin layer, and having a second adhesive layer interposed therebetween so as to be attached thereto, wherein the first polymer resin layer and the second polymer resin layer respectively comprise a fluorine-containing resin.

公开(公告)号：US11239518B2

公开(公告)日：2022-02-01

申请号：US16494510

申请日：2018-02-22

Applicant: Samsung SDI Co., Ltd.

Inventor： Jeongdoo Yi ,  Jungyup Yang ,  Junwon Suh

IPC: H01M50/00 ,  H01M50/172 ,  H01M50/10 ,  H01M50/183 ,  H01M50/531

Abstract: The present disclosure relates to a rechargeable battery including: an electrode assembly including a first electrode, a second electrode, and a separation layer interposed between the first electrode and the second electrode, a first electrode tab electrically connected to the first electrode, a second electrode tab electrically connected to the second electrode, and a first exterior member and a second exterior member receiving the electrode assembly and disposed to face each other, wherein at least one of the first exterior member and the second exterior member includes at least one of a first draw-out unit drawing out the first electrode tab and a second draw-out unit drawing out the second electrode tab, and a display device including the same.

公开(公告)号：US11043713B2

公开(公告)日：2021-06-22

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: H01M50/20 ,  H01M10/0587 ,  H01M50/172 ,  H01M50/502 ,  H01M50/531 ,  H01M50/543 ,  A44C5/10 ,  G04G19/00

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：US11870079B2

公开(公告)日：2024-01-09

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: H01M10/052 ,  H01M4/74 ,  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.