公开(公告)号：US09711763B2

公开(公告)日：2017-07-18

申请号：US14675851

申请日：2015-04-01

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Juhee Sohn ,  Junwon Suh ,  Jeong-Doo Yi ,  Hyunhwa Song

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

CPC classification number: H01M2/08 ,  H01M2/26 ,  H01M10/0436 ,  H01M2220/30

Abstract: A flexible secondary battery includes an electrode assembly including a stack having a first electrode plate, a second electrode plate, and a separator between the first and second electrode plates, and a fixing member fixing a first end portion of the stack, a first electrode tab and a second electrode tab connected to the first electrode plate and the second electrode plate, respectively, and a molding member surrounding a first end portion of the electrode assembly including the fixing member, and a connection region between the electrode assembly and the first and second electrode tabs, wherein positional variations of a second end portion of the electrode assembly are relatively large as compared to positional variations of the first end portion of the electrode assembly.

公开(公告)号：US20160372780A1

公开(公告)日：2016-12-22

申请号：US15167791

申请日：2016-05-27

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Juhee Sohn ,  Junwon Suh ,  Jeong-Doo Yi ,  Bongkyoung Park ,  Hyunhwa Song ,  Seokhun Hong ,  JuHyeong Han

IPC: H01M10/04 ,  H01M4/80 ,  H01M4/66 ,  H01M10/0525

CPC classification number: H01M10/0413 ,  H01M2/0275 ,  H01M4/0404 ,  H01M4/0433 ,  H01M4/131 ,  H01M4/133 ,  H01M4/525 ,  H01M4/587 ,  H01M4/621 ,  H01M4/661 ,  H01M4/80 ,  H01M4/808 ,  H01M10/0418 ,  H01M10/044 ,  H01M10/0525 ,  H01M10/0585 ,  H01M2004/021 ,  H01M2004/025 ,  H01M2004/029 ,  Y02T10/7011

Abstract: A stack-type electrode assembly includes a lowermost electrode in a lowermost portion of the electrode assembly; an uppermost electrode in an uppermost portion of the electrode assembly; at least one unit stack between the lowermost electrode and the uppermost electrode, the at least one unit stack comprising a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode; and a plurality of separators between the lowermost electrode and unit stack, between the unit stacks, and between the unit stack and the uppermost electrode.

Abstract translation: 堆叠型电极组件包括在电极组件的最下部分中的最下部电极; 电极组件的最上部的最上面的电极; 所述至少一个单元堆叠包括正极，负极和设置在所述正极和所述负极之间的隔板;至少一个单元堆叠在所述最下部电极与所述最上部电极之间， 以及在最下面的电极和单元堆叠之间，单元堆叠之间以及在单元堆叠和最上面的电极之间的多个隔板。

公开(公告)号：US20160240824A1

公开(公告)日：2016-08-18

申请号：US14826177

申请日：2015-08-13

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Hyunhwa Song ,  Junwon Suh ,  Jeong-Doo Yi ,  Juhee Sohn

IPC: H01M2/02 ,  H01M10/0525

Abstract: A flexible secondary battery includes an electrode assembly having a first electrode plate, a second electrode plate, and a separator between the first and second electrode plates; and a pouch comprising a plurality of outwardly extending protrusions, the pouch sealing the electrode assembly and an electrolyte therein, wherein the pouch is configured such that a degree of strain of the electrode assembly resulting from bending of the pouch is lower than a degree of strain on the pouch from formation of the protrusions.

Abstract translation: 柔性二次电池包括具有第一电极板，第二电极板和在第一和第二电极板之间的隔膜的电极组件; 以及包括多个向外延伸的突出物的袋，所述袋密封所述电极组件和其中的电解质，其中所述袋被构造成使得由所述袋弯曲产生的电极组件的应变程度低于应变程度 在袋子上形成突起。

公开(公告)号：US20160013457A1

公开(公告)日：2016-01-14

申请号：US14679988

申请日：2015-04-06

Applicant: Samsung SDI Co., Ltd.

Inventor： Junwon Suh ,  Jeong-Doo Yi ,  Juhee Sohn ,  Hyunhwa Song

IPC: H01M2/02 ,  H01M2/08

CPC classification number: H01M2/0202 ,  H01M2/0212 ,  H01M2/0287 ,  H01M2/08 ,  H01M2220/30

Abstract: Provided is a flexible secondary battery including: an electrode assembly including a first electrode layer, a second electrode layer, and a separator between the first electrode layer and the second electrode layer; a flexible gasket surrounding edges of the electrode assembly; a first sealing sheet attached to a first surface of the gasket; and a second sealing sheet attached to a second surface of the gasket facing away from the first surface, wherein the gasket includes a first layer and a second layer formed of the same material and an intermediate layer formed between the first layer and the second layer and formed of a material that is different from the material of the first layer and the second layer.

Abstract translation: 提供了一种柔性二次电池，其包括：电极组件，包括第一电极层，第二电极层和在第一电极层和第二电极层之间的隔板; 围绕所述电极组件边缘的柔性衬垫; 附接到所述垫圈的第一表面的第一密封片; 以及附接到所述垫圈的背离所述第一表面的第二表面的第二密封片，其中所述垫圈包括由相同材料形成的第一层和第二层以及形成在所述第一层和所述第二层之间的中间层， 由与第一层和第二层的材料不同的材料形成。

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.

公开(公告)号：US11043722B2

公开(公告)日：2021-06-22

申请号：US15654949

申请日：2017-07-20

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Taesoo Lee ,  Junwon Suh ,  Jandee Kim ,  Jeongdoo Yi ,  Junggyu Nam ,  Jungyup Yang ,  Wonkyu Bang ,  Juhyeong Han ,  Bong-Kyoung Park ,  Juhee Sohn ,  Da-Un Han ,  Sol Choi ,  Seokhun Hong ,  Hyunhwa Song ,  Hyeri Eom

IPC: H01M50/545 ,  H01M50/124 ,  H01M50/183 ,  H01M50/543 ,  H01M50/557 ,  H01M10/04 ,  H01M50/116 ,  H01M50/46

Abstract: A flexible rechargeable battery includes a first conductive substrate, a second conductive substrate, and a seal. The first conductive substrate includes a first protrusion. The second conductive substrate faces the first conductive substrate and includes a second protrusion. The seal is located along at least one edge of the first conductive substrate and the second conductive substrate, and includes at least one sealing metal layer and at least one sealing resin layer.

公开(公告)号：US10854857B2

公开(公告)日：2020-12-01

申请号：US15459281

申请日：2017-03-15

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Hyeri Eom ,  Jandee Kim ,  Junggyu Nam ,  Bongkyoung Park ,  Wonkyu Bang ,  Junwon Suh ,  Juhee Sohn ,  Jungyup Yang ,  Jeongdoo Yi ,  Juhyeong Han ,  Hyunhwa Song ,  Taesoo Lee ,  Sol Choi ,  Daun Han ,  Seokhun Hong

IPC: H01M2/02 ,  H01M10/04 ,  H01M2/08 ,  H01M2/06

Abstract: A secondary battery including an electrode assembly; a first case that includes an electrode assembly accommodating space; and a second case that coupled to the first case, the second case facing the first case and having a convex-concave pattern.

公开(公告)号：US10797338B2

公开(公告)日：2020-10-06

申请号：US14951321

申请日：2015-11-24

Applicant: Samsung SDI Co., Ltd.

Inventor： Jeong-Doo Yi ,  Junwon Suh ,  Juhee Sohn ,  Hyunhwa Song

IPC: H01M2/26 ,  H01M10/02 ,  H01M10/04 ,  H01M2/22

Abstract: A flexible secondary battery includes: an electrode stack assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a first electrode tab electrically connected to the first electrode plate; and a second electrode tab electrically connected to the second electrode plate. One end of the first electrode tab and one end of the second electrode tab are disposed inside the electrode stack assembly and are stacked together with the first electrode plate, the second electrode plate, and the separator to form the electrode stack assembly. A first welding part is formed between, and binds, at least one of i) a portion of the first electrode plate and a portion of the first electrode tab and ii) a portion of the second electrode plate and a portion of the second electrode tab.

公开(公告)号：US10727452B2

公开(公告)日：2020-07-28

申请号：US14826177

申请日：2015-08-13

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Hyunhwa Song ,  Junwon Suh ,  Jeong-Doo Yi ,  Juhee Sohn

IPC: H01M6/00 ,  H01M2/02 ,  H01M10/0525

Abstract: A flexible secondary battery includes an electrode assembly having a first electrode plate, a second electrode plate, and a separator between the first and second electrode plates; and a pouch comprising a plurality of outwardly extending protrusions, the pouch sealing the electrode assembly and an electrolyte therein, wherein the pouch is configured such that a degree of strain of the electrode assembly resulting from bending of the pouch is lower than a degree of strain on the pouch from formation of the protrusions.

公开(公告)号：US10686165B2

公开(公告)日：2020-06-16

申请号：US14734816

申请日：2015-06-09

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Hyunhwa Song ,  Junwon Suh ,  Jeong-Doo Yi ,  Juhee Sohn

IPC: H01M2/02 ,  H01M4/70 ,  H01M10/052 ,  H01M2/16 ,  H01M10/04 ,  H01M2/26 ,  H01M10/0585

Abstract: An electrode assembly and a secondary battery including the same, the electrode assembly including a plurality of first polar plates, each first polar plate including a first coating portion coated with a first active material, and a bent first non-coated portion; a plurality of second polar plates, each second polar plate including a second coating portion coated as a second active material, and a bent second non-coated portion; and a plurality of separators between the first polar plates and the second polar plates.