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1. 发明授权

EP3174152B1 ELECTRODE ASSEMBLY COMPRISING BI-CELLS AND FULL-CELL, AND SECONDARY BATTERY COMPRISING SAME 有权转让
公开(公告)号：EP3174152B1
公开(公告)日：2018-08-29
申请号：EP15855712.4
申请日：2015-10-22
申请人： LG Chem, Ltd.
发明人： CHOI, Hyoungsik , RYU, Sang Baek , PARK, Chan Ki
IPC分类号： H01M10/04 , H01M10/058 , H01M10/0585 , H01M10/0525
CPC分类号： H01M10/0459 , H01M2/0287 , H01M2/14 , H01M10/0418 , H01M10/044 , H01M10/052 , H01M10/0525 , H01M10/0583 , H01M10/0585 , H01M10/12 , H01M10/28 , H01M10/38
摘要： Disclosed herein is a stacked/folded type electrode assembly configured to have a structure in which a plurality of unit cells, each of which includes a positive electrode having an electrode mixture including an electrode active material applied to a current collector, a negative electrode having an electrode mixture including an electrode active material applied to a current collector, and a separator disposed between the positive electrode and the negative electrode, is wound in the state of being arranged on a sheet type separation film, wherein the unit cells include one full cell and three or more bi-cells, the outermost unit cells of the electrode assembly are each configured such that an electrode forming the outside of the electrode assembly is configured as a single-sided electrode, in which no electrode mixture is applied to the surface of the current collector facing the outside of the electrode assembly, and the single-sided electrodes are electrodes having the same polarity.

2. 发明授权

EP2927986B1 BATTERY CELL HAVING MISSING PORTION AND BATTERY PACK COMPRISING SAME 有权转让
标题翻译：，以便缺失的部分和电池组的电池单元
公开(公告)号：EP2927986B1
公开(公告)日：2017-02-01
申请号：EP14760585.1
申请日：2014-02-20
申请人： LG Chem, Ltd.
发明人： RYU, Sang Baek , KIM, Dong-Myung , KIM, Ki Woong
IPC分类号： H01M2/02 , H01M2/26 , H01M2/34 , H01M4/13 , H01M4/70 , H01M10/04 , H01M10/052 , H01M10/058 , H01M10/42
CPC分类号： H01M10/4257 , H01M2/0202 , H01M2/0207 , H01M2/021 , H01M2/0212 , H01M2/0237 , H01M2/024 , H01M2/0275 , H01M4/13 , H01M4/70 , H01M10/0413 , H01M10/0436 , H01M10/052 , H01M10/058 , H01M10/425 , H01M2010/4271 , H01M2220/10 , H01M2220/20 , H01M2220/30 , Y02T10/7011
摘要： Disclosed herein is a battery cell including an electrode assembly including a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode, and a case in which the electrode assembly is mounted, wherein a body of the electrode assembly and a body of the case are provided with cut portions.

3. 发明公开

EP2779269A1 BATTERY CELL HAVING A NOVEL STRUCTURE 有权转让
标题翻译： BATTERIEZELLE MIT NEUARTIGEM AUFBAU
公开(公告)号：EP2779269A1
公开(公告)日：2014-09-17
申请号：EP12847995.3
申请日：2012-11-07
申请人： LG Chem, Ltd.
发明人： JANG, Pillgyu , AHN, Soonho , RYU, Sang Baek , KIM, Ki Woong
IPC分类号： H01M2/02 , H01M2/10 , H01M10/04 , H01M10/0525
CPC分类号： H01M2/0217 , H01M2/021 , H01M2/026 , H01M2/0277 , H01M2/0285 , H01M2/0287 , H01M10/0431 , H01M10/0463 , H01M10/052 , H01M10/0525 , H01M10/0585 , H01M10/0587
摘要： Disclosed herein is a battery cell configured to have a structure in which an electrode assembly of a cathode/separator/anode structure is mounted in a battery case formed of a laminate sheet including a resin layer and a metal layer in a state in which the electrode assembly are connected to electrode terminals protruding outward from the battery case, wherein the electrode assembly is configured such that separators are respectively disposed between cathodes and anodes, each of which is formed by applying a compound including an electrode active material to a current collector, at least a portion of an inside of the battery case corresponding to an outer circumference of the electrode assembly has an upward sloping structure in which a width of the battery case increases upward in vertical section or a downward sloping structure in which the width of the battery case increases downward in vertical section, and the outer circumference of the electrode assembly corresponding to the inside of the battery case also has an upward sloping structure or a downward sloping structure.
摘要翻译：这里公开了一种电池单元，其被配置为具有其中将阴极/隔板/阳极结构的电极组件安装在由包括树脂层和金属层的层叠片形成的电池壳体中的结构，其中电极组件连接到从电池壳体向外突出的电极端子，其中电极组件被配置为使得隔板分别设置在阴极和阳极之间，每个阳极通过将包含电极活性材料的化合物施加到集电器而形成，与电极组件的外周对应的电池壳体的内部的至少一部分具有向上倾斜的结构，其中电池壳体的宽度在竖直部分中向上增加，或向下倾斜的结构，其中电池壳体的宽度在垂直截面中向下增加，并且电极组件的外周对应于插入件电池壳体也具有向上倾斜的结构或向下倾斜的结构。

4. 发明授权

EP3051611B1 BATTERY CELL COMPRISING MEANS FOR PROTECTING SHORT CIRCUIT 有权转让
公开(公告)号：EP3051611B1
公开(公告)日：2019-12-18
申请号：EP14866202.6
申请日：2014-10-22
申请人： LG Chem, Ltd.
发明人： PARK, Chan Ki , KIM, Dong-Myung , RYU, Sang Baek , OH, Jung Shik
IPC分类号： H01M2/02 , H01M10/052
摘要： Disclosed herein is a battery cell configured such that an electrode assembly, including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode, is mounted in a receiving part formed in a battery case, a positive electrode terminal and a negative electrode terminal protrude from at least one side of the electrode assembly, and an insulative material is provided between the electrode assembly and the battery case.

5. 发明授权

EP3051611B8 BATTERY CELL COMPRISING MEANS FOR PROTECTING SHORT CIRCUIT 有权转让
公开(公告)号：EP3051611B8
公开(公告)日：2020-03-11
申请号：EP14866202.6
申请日：2014-10-22
申请人： LG Chem, Ltd.
发明人： PARK, Chan Ki , KIM, Dong-Myung , RYU, Sang Baek , OH, Jung Shik
IPC分类号： H01M2/02 , H01M10/052

6. 发明公开

EP3584868A1 SECONDARY BATTERY AND MANUFACTURING METHOD OF SECONDARY BATTERY 有权转让
公开(公告)号：EP3584868A1
公开(公告)日：2019-12-25
申请号：EP18880676.4
申请日：2018-11-05
申请人： LG Chem, Ltd.
发明人： KIM, Sang Jih , RYU, Sang Baek
IPC分类号： H01M10/04 , H01M2/02
摘要： Disclosed are a secondary battery and a method for manufacturing the same.
According to the present invention, an electrode assembly accommodated in the secondary battery having various shape in comparison to the secondary battery according to the related art may be manufactured.
To achieve the above object, according to a first aspect of the prevent invention, a method for manufacturing a secondary battery includes: an electrode stack preparation step of preparing an electrode stack which includes a first unit cell having a first surface area and a second unit cell having a second surface area less than that of the first surface area and which has a structure in which the second unit cell is disposed on one surface of the first unit cell; and a curved surface formation step of pressing at least a portion of an independent area, which does not overlap the second unit cell, of the first unit cell to form a curved surface on at least a portion of the independent area.

7. 发明公开

EP3460874A1 PLASMA GENERATOR FOR SECONDARY BATTERY AND LAMINATION SYSTEM INCLUDING SAME 有权转让
公开(公告)号：EP3460874A1
公开(公告)日：2019-03-27
申请号：EP18757836.4
申请日：2018-01-09
申请人： LG Chem, Ltd.
发明人： LEE, Sang Kyun , RYU, Sang Baek , SUNG, Kieun , KU, Cha Hun , KIM, Duck Hoe
IPC分类号： H01M2/14 , H01M2/16 , H05H1/48
摘要： The present invention relates to a plasma generating apparatus for a secondary battery, which comprises a roller part comprising a transfer roller transferring a separator and a metal member built in the transfer roller; and a plasma generating part interacting with the metal member to generate plasma and thereby to form a mask that is patterned on a surface of the separator and has bonding force.

8. 发明公开

EP3340347A1 ELECTRODE MANUFACTURING APPARATUS AND METHOD 有权转让
公开(公告)号：EP3340347A1
公开(公告)日：2018-06-27
申请号：EP17813465.6
申请日：2017-03-13
申请人： LG Chem, Ltd.
发明人： AHN, Se Young , CHOI, Jin Woo , BAE, Sang Ho , RYU, Sang Baek
IPC分类号： H01M4/04 , H01M4/02 , H01M4/139
摘要： The present invention relates an apparatus and method for manufacturing an electrode, and more particularly, to an apparatus and method for manufacturing an electrode, which is capable of improving productivity of the electrode in comparison with the related art.
According to an aspect of the present invention so at to achieve the above object, a method for manufacturing an electrode includes: a step of preparing a collector; a coating step of applying an electrode active material to one surface or both surfaces of the collector to manufacture an initial electrode; and a first cutting step of cutting the initial electrode coated with the electrode active material to manufacture a plurality of middle-stage electrodes, wherein, in the first cutting step, the initial electrode is cut so that at least one of the plurality of middle-stage electrodes has a length different from those of the other middle-stage electrodes.

9. 发明公开

EP2927986A1 BATTERY CELL HAVING MISSING PORTION AND BATTERY PACK COMPRISING SAME 有权转让
标题翻译： BATTERIEZELLE MIT FEHLENDEM TEIL UND BATTERIEPACK DAMIT
公开(公告)号：EP2927986A1
公开(公告)日：2015-10-07
申请号：EP14760585.1
申请日：2014-02-20
申请人： LG Chem, Ltd.
发明人： RYU, Sang Baek , KIM, Dong-Myung , KIM, Ki Woong
IPC分类号： H01M2/02 , H01M2/26 , H01M2/34
CPC分类号： H01M10/4257 , H01M2/0202 , H01M2/0207 , H01M2/021 , H01M2/0212 , H01M2/0237 , H01M2/024 , H01M2/0275 , H01M4/13 , H01M4/70 , H01M10/0413 , H01M10/0436 , H01M10/052 , H01M10/058 , H01M10/425 , H01M2010/4271 , H01M2220/10 , H01M2220/20 , H01M2220/30 , Y02T10/7011
摘要： Disclosed herein is a battery cell including an electrode assembly including a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode, and a case in which the electrode assembly is mounted, wherein a body of the electrode assembly and a body of the case are provided with cut portions.
摘要翻译：本文公开了一种电池单元，其包括电极组件，其包括正极，负极和设置在正极和负极之间的隔板，以及安装电极组件的壳体，其中电极组件的主体并且壳体的主体设置有切口部分。

10. 发明授权

EP3340347B1 APPARATUS AND METHOD FOR MANUFACTURING ELECTRODE 有权转让
公开(公告)号：EP3340347B1
公开(公告)日：2020-02-19
申请号：EP17813465.6
申请日：2017-03-13
申请人： LG Chem, Ltd.
发明人： AHN, Se Young , CHOI, Jin Woo , BAE, Sang Ho , RYU, Sang Baek
IPC分类号： H01M4/04 , H01M4/02 , H01M4/139

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