KR101103499B1 - 전지용 전극조립체 및 그 제조방법 - Google Patents
전지용 전극조립체 및 그 제조방법 Download PDFInfo
- Publication number
- KR101103499B1 KR101103499B1 KR1020090095349A KR20090095349A KR101103499B1 KR 101103499 B1 KR101103499 B1 KR 101103499B1 KR 1020090095349 A KR1020090095349 A KR 1020090095349A KR 20090095349 A KR20090095349 A KR 20090095349A KR 101103499 B1 KR101103499 B1 KR 101103499B1
- Authority
- KR
- South Korea
- Prior art keywords
- electrode plate
- positive electrode
- battery
- separator
- plate
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title abstract description 28
- 239000000853 adhesive Substances 0.000 claims abstract description 45
- 230000001070 adhesive effect Effects 0.000 claims abstract description 45
- 239000011247 coating layer Substances 0.000 claims abstract description 20
- 238000004804 winding Methods 0.000 claims abstract description 10
- 239000012528 membrane Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 10
- 239000010410 layer Substances 0.000 claims description 4
- 239000003792 electrolyte Substances 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 12
- 229910052744 lithium Inorganic materials 0.000 description 12
- 229920000642 polymer Polymers 0.000 description 6
- 238000003475 lamination Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- 230000000593 degrading effect Effects 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010220 ion permeability Effects 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/36—Accumulators not provided for in groups H01M10/05-H01M10/34
- H01M10/38—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/045—Cells or batteries with folded plate-like electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0583—Construction or manufacture of accumulators with folded construction elements except wound ones, i.e. folded positive or negative electrodes or separators, e.g. with "Z"-shaped electrodes or separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49108—Electric battery cell making
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (14)
- 양극탭(113) 접합부를 가지는 판상형의 양극판 집전체(110)를 노출시켜 상기 약극판 집전체(110)의 양면에 적층되는 양극판 도막층(120)과 단차를 두도록 마련된 양극판 단차부(111)를 가지는 판상형의 양극판(100);판상형의 음극판(200);상기 양극판 단차부(111)에 접착제가 도포된 양극판(100)이 복수로 배치되어 이격 고정되는 제1분리막(310);상기 음극판(200)이 복수로 배치되어 이격 고정되는 제2분리막(320);을 포함하여 구성되고,상기 제1분리막(310)과 제2분리막(320)이 상하로 포개진 상태에서 함께 일방향으로 권회되어 상기 음극판(200)과 양극판(100)이 상기 분리막(310,320)을 사이에 두고 교대로 적층 구성된 것을 특징으로 하는 전지용 전극조립체.
- 한 장의 분리막(330)이 좌우로 왕복하며 전개되어 복수 층으로 적층 형성되고,판상형의 음극판(200) 복수개와, 양극탭(113) 접합부를 가지는 판상형의 양극판 집전체(110)를 노출시켜 상기 양극판 집전체(110)의 양면에 적층되는 양극판 도막층(120)과 단차를 두도록 마련된 양극판 단차부(111)를 가지는 양극판(100) 복수개가, 상기 분리막(330)을 사이에 두고 교대로 적층되며 분리막(330)에 고정되되, 상기 양극판 단차부(111)에 접착제를 도포하여 두께 증가없이 형성된 것을 특징으로 하는 전지용 전극조립체.
- 청구항 1 또는 청구항 2에 있어서,상기 양극판 단차부(111)가 양극판 집전체(110)의 하단부에 형성된 것을 특징으로 하는 전지용 전극조립체.
- 청구항 1 또는 청구항 2에 있어서,상기 양극판 단차부(111)가 양극판 집전체(110)의 상하 양단부에 모두 형성된 것을 특징으로 하는 전지용 전극조립체.
- 청구항 1 또는 청구항 2에 있어서,상기 음극판(200)의 음극판 집전체(210)를 노출시켜 음극판 도막층(220)과 단차를 두도록 마련된 음극판 단차부(211)를 형성하고, 이 음극판 단차부(211)에 접착제가 도포되는 것을 특징으로 하는 전지용 전극조립체.
- 청구항 5에 있어서,상기 음극판 단차부(211)가 음극판 집전체(210)의 상단부와 하단부 중 한 부분 혹은 둘 모두에 형성된 것을 특징으로 하는 전지용 전극조립체.
- 청구항 1에 있어서,상기 제1분리막(310)과 제2분리막(320) 위에 배치된 양극판(100) 혹은 음극판(200) 사이에 간격이 상기 제1분리막(310)과 제2분리막(320)의 권회가 진행되는 방향으로 점차 증가되는 것을 특징으로 하는 전지용 전극조립체.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090095349A KR101103499B1 (ko) | 2009-10-07 | 2009-10-07 | 전지용 전극조립체 및 그 제조방법 |
PCT/KR2010/006826 WO2011043587A2 (ko) | 2009-10-07 | 2010-10-06 | 전지용 전극조립체 및 그 제조방법 |
EP10822232.4A EP2487747A4 (en) | 2009-10-07 | 2010-10-06 | BATTERY ELECTRODE ASSEMBLY AND METHOD FOR MANUFACTURING THE SAME |
US13/500,714 US20120196167A1 (en) | 2009-10-07 | 2010-10-06 | Electrode assembly for a battery and method for manufacturing same |
JP2012533079A JP2013507732A (ja) | 2009-10-07 | 2010-10-06 | 電池用電極組立体及びその製造方法 |
CN2010800452278A CN102576912A (zh) | 2009-10-07 | 2010-10-06 | 用于电池的电极组件及其制造方法 |
TW099134200A TW201131858A (en) | 2009-10-07 | 2010-10-07 | Electrode assembly for battery and manufacturing thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090095349A KR101103499B1 (ko) | 2009-10-07 | 2009-10-07 | 전지용 전극조립체 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20110037781A KR20110037781A (ko) | 2011-04-13 |
KR101103499B1 true KR101103499B1 (ko) | 2012-01-06 |
Family
ID=43857274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020090095349A KR101103499B1 (ko) | 2009-10-07 | 2009-10-07 | 전지용 전극조립체 및 그 제조방법 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20120196167A1 (ko) |
EP (1) | EP2487747A4 (ko) |
JP (1) | JP2013507732A (ko) |
KR (1) | KR101103499B1 (ko) |
CN (1) | CN102576912A (ko) |
TW (1) | TW201131858A (ko) |
WO (1) | WO2011043587A2 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014042424A1 (ko) * | 2012-09-14 | 2014-03-20 | 에스케이이노베이션 주식회사 | 2차 전지 내부 셀 스택 방법 및 이를 이용하여 제조되는 셀 스택 |
US11043669B2 (en) | 2017-06-09 | 2021-06-22 | Lg Chem, Ltd. | Electrode and secondary battery comprising the same |
US11276876B2 (en) | 2019-03-29 | 2022-03-15 | Samsung Sdi Co., Ltd. | Secondary battery |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101320392B1 (ko) * | 2011-09-02 | 2013-10-23 | 삼성에스디아이 주식회사 | 리튬 폴리머 전지 |
US8802283B2 (en) * | 2012-01-19 | 2014-08-12 | Samsung Sdi Co., Ltd. | Fabricating method of secondary battery |
JP2015109135A (ja) * | 2012-03-14 | 2015-06-11 | 日産自動車株式会社 | 電極及びその製造方法並びに製造装置 |
KR20130135017A (ko) * | 2012-05-31 | 2013-12-10 | 주식회사 엘지화학 | 단차를 갖는 전극 조립체 및 이를 포함하는 전지셀, 전지팩 및 디바이스 |
EP2750234B1 (en) | 2012-06-28 | 2019-04-24 | LG Chem, Ltd. | Method of manufacturing an electrode assembly |
JP5889749B2 (ja) * | 2012-08-09 | 2016-03-22 | 三洋電機株式会社 | 非水電解質二次電池及びその製造方法 |
KR101926129B1 (ko) | 2012-09-24 | 2018-12-07 | 에스케이이노베이션 주식회사 | 이차전지의 전극조립체 |
TWI520403B (zh) | 2013-02-15 | 2016-02-01 | Lg化學股份有限公司 | 電極組及包含其之聚合物二次電池單元與製造電極組之方法 |
EP2958179B1 (en) | 2013-02-15 | 2017-06-21 | LG Chem, Ltd. | Electrode assembly having improved safety and production method therefor |
CN104488129B (zh) * | 2013-02-15 | 2017-06-23 | 株式会社Lg 化学 | 电极组件 |
CN104247127B (zh) | 2013-02-15 | 2016-09-14 | 株式会社Lg化学 | 电极组装体及包括该电极组装体的聚合物二次电池单元 |
KR101598682B1 (ko) | 2013-02-15 | 2016-03-02 | 주식회사 엘지화학 | 전극조립체 및 전극조립체 제조방법 |
KR101588930B1 (ko) * | 2013-10-01 | 2016-01-26 | 주식회사 엘지화학 | 이차전지 |
KR101676406B1 (ko) | 2013-10-31 | 2016-11-15 | 주식회사 엘지화학 | 스택-폴딩형 전극 조립체 |
US20150188185A1 (en) * | 2013-12-31 | 2015-07-02 | Microsoft Corporation | Reinforcement of battery |
KR101710060B1 (ko) * | 2014-08-13 | 2017-02-24 | 주식회사 엘지화학 | 스택-폴딩형 전극조립체 및 그 제조방법 |
JP6632823B2 (ja) * | 2015-07-03 | 2020-01-22 | 株式会社京都製作所 | 積層型電池の製造装置 |
CN105355962B (zh) * | 2015-11-25 | 2017-12-05 | 合肥国轩高科动力能源有限公司 | 一种卷绕式叠片电池的制备方法 |
CN105680100A (zh) * | 2016-03-23 | 2016-06-15 | 合肥国轩高科动力能源有限公司 | 一种锂离子电池及其制作方法 |
DE102016218496A1 (de) * | 2016-09-27 | 2018-03-29 | Robert Bosch Gmbh | Verfahren zur Herstellung einer Elektrodeneinheit für eine Batteriezelle und Elektrodeneinheit |
JP7146386B2 (ja) * | 2017-11-17 | 2022-10-04 | ロベルト・ボッシュ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング | 蓄電素子の製造方法 |
KR102254264B1 (ko) | 2018-02-01 | 2021-05-21 | 주식회사 엘지에너지솔루션 | 전극조립체 및 이의 제조 방법 |
CN110752342A (zh) * | 2018-07-24 | 2020-02-04 | 株式会社Mplus | 电池极板固定结构及极板固定方法 |
CN114830397A (zh) * | 2019-12-27 | 2022-07-29 | 日本瑞翁株式会社 | 二次电池及其制造方法 |
KR102409239B1 (ko) * | 2020-06-26 | 2022-06-23 | (주)유로셀 | 이차전지용 전극조립체의 제조방법 |
DE102022204285A1 (de) | 2022-05-02 | 2023-11-02 | Volkswagen Aktiengesellschaft | Batteriezelle |
WO2024101033A1 (ja) * | 2022-11-11 | 2024-05-16 | 株式会社村田製作所 | 二次電池及び二次電池の製造方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000323128A (ja) | 1999-05-10 | 2000-11-24 | Nitto Denko Corp | 非水電解液電池 |
JP2005293859A (ja) | 2004-03-31 | 2005-10-20 | Hitachi Maxell Ltd | 非水電解液電池 |
JP2007103342A (ja) | 2005-09-09 | 2007-04-19 | Sony Corp | 電池 |
KR20090027314A (ko) * | 2007-09-12 | 2009-03-17 | 주식회사 엘지화학 | 양면 접착 테이프에 의해 안전성이 향상된 리튬 이차전지 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09320637A (ja) * | 1996-06-04 | 1997-12-12 | Sony Corp | 非水電解液二次電池 |
US6635381B2 (en) * | 2000-05-11 | 2003-10-21 | Wilson Greatbatch Ltd. | Electrochemical lithium ion secondary cell having a scalloped electrode assembly |
WO2004097971A1 (en) * | 2003-04-25 | 2004-11-11 | Enerland Co. Ltd. | Stacked lithium secondary battery and its fabrication |
KR100635761B1 (ko) * | 2004-06-25 | 2006-10-17 | 삼성에스디아이 주식회사 | 전극조립체 및 이를 이용하는 이차전지 |
JP4932263B2 (ja) * | 2005-01-28 | 2012-05-16 | Necエナジーデバイス株式会社 | 積層型二次電池及びその製造方法 |
US7981548B2 (en) * | 2005-01-28 | 2011-07-19 | Nec Energy Devices, Ltd. | Multilayer secondary battery and method of making same |
JP4753369B2 (ja) * | 2006-04-28 | 2011-08-24 | Necトーキン株式会社 | 積層型電気化学デバイス |
JP5157244B2 (ja) * | 2007-05-11 | 2013-03-06 | Tdk株式会社 | 電気化学デバイス及びその製造方法 |
KR101147255B1 (ko) * | 2007-06-04 | 2012-05-18 | 에스케이이노베이션 주식회사 | 고출력 리튬 전지의 적층 방법 |
WO2010087123A1 (ja) * | 2009-01-28 | 2010-08-05 | 株式会社村田製作所 | 電池とその製造方法 |
KR101084075B1 (ko) * | 2009-11-03 | 2011-11-16 | 삼성에스디아이 주식회사 | 이차전지 및 그 제조방법 |
-
2009
- 2009-10-07 KR KR1020090095349A patent/KR101103499B1/ko active IP Right Grant
-
2010
- 2010-10-06 US US13/500,714 patent/US20120196167A1/en not_active Abandoned
- 2010-10-06 JP JP2012533079A patent/JP2013507732A/ja active Pending
- 2010-10-06 EP EP10822232.4A patent/EP2487747A4/en not_active Withdrawn
- 2010-10-06 WO PCT/KR2010/006826 patent/WO2011043587A2/ko active Application Filing
- 2010-10-06 CN CN2010800452278A patent/CN102576912A/zh active Pending
- 2010-10-07 TW TW099134200A patent/TW201131858A/zh unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000323128A (ja) | 1999-05-10 | 2000-11-24 | Nitto Denko Corp | 非水電解液電池 |
JP2005293859A (ja) | 2004-03-31 | 2005-10-20 | Hitachi Maxell Ltd | 非水電解液電池 |
JP2007103342A (ja) | 2005-09-09 | 2007-04-19 | Sony Corp | 電池 |
KR20090027314A (ko) * | 2007-09-12 | 2009-03-17 | 주식회사 엘지화학 | 양면 접착 테이프에 의해 안전성이 향상된 리튬 이차전지 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014042424A1 (ko) * | 2012-09-14 | 2014-03-20 | 에스케이이노베이션 주식회사 | 2차 전지 내부 셀 스택 방법 및 이를 이용하여 제조되는 셀 스택 |
US11043669B2 (en) | 2017-06-09 | 2021-06-22 | Lg Chem, Ltd. | Electrode and secondary battery comprising the same |
US11276876B2 (en) | 2019-03-29 | 2022-03-15 | Samsung Sdi Co., Ltd. | Secondary battery |
Also Published As
Publication number | Publication date |
---|---|
TW201131858A (en) | 2011-09-16 |
JP2013507732A (ja) | 2013-03-04 |
EP2487747A2 (en) | 2012-08-15 |
CN102576912A (zh) | 2012-07-11 |
US20120196167A1 (en) | 2012-08-02 |
EP2487747A4 (en) | 2015-06-24 |
WO2011043587A2 (ko) | 2011-04-14 |
KR20110037781A (ko) | 2011-04-13 |
WO2011043587A3 (ko) | 2011-11-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101103499B1 (ko) | 전지용 전극조립체 및 그 제조방법 | |
JP6865783B2 (ja) | 折り重ねた電極とセパレーターを有する電気化学電池、この電池を含むバッテリー、およびこれらを形成する方法 | |
KR100309604B1 (ko) | 리튬 2차 전지 | |
KR100861705B1 (ko) | 구조적 안정성과 전해액의 젖음성이 우수한 전극조립체 및이를 포함하는 이차전지 | |
JP5943243B2 (ja) | 段差を有する電極組立体、それを含む電池セル、電池パック及びデバイス | |
KR101482837B1 (ko) | 스텝 유닛셀을 포함하는 단차를 갖는 전극 조립체 | |
JP6538023B2 (ja) | 折曲げ電極を含む電気化学電池、その構成成分、該電気化学電池を含むバッテリー、および当該電池等を形成する方法 | |
KR101613019B1 (ko) | 이차 전지 | |
KR102411957B1 (ko) | 배터리 셀용 전극 스택의 제조 방법, 그리고 배터리 셀 | |
JP2011096620A (ja) | 二次電池、その製造方法及び切断金型 | |
KR20120007508A (ko) | 갈바니 전지용 전극 스택 | |
KR101799570B1 (ko) | 양 방향으로 권취되어 있는 전극조립체 및 이를 포함하는 리튬 이차전지 | |
JP2019530176A (ja) | 電池セルのための電極ユニットの製造方法、及び、電極ユニット | |
KR101663351B1 (ko) | 전기화학소자용 셀 및 이의 제조 방법 | |
EP2866290B1 (en) | Electrode assembly for polymer secondary battery cell | |
KR20180080908A (ko) | 전극 조립체 | |
KR101736545B1 (ko) | 전극 조립체 | |
KR102162723B1 (ko) | 절곡된 한 개의 분리막으로 이루어진 단위셀을 포함하고 있는 전극조립체 | |
KR101090684B1 (ko) | 전지용 전극조립체 및 그 제조방법 | |
JP7077000B2 (ja) | 電池セルのための電極スタックを製造する方法、及び、電池セル | |
KR101668356B1 (ko) | 스택-폴딩형 전극 조립체 및 그 제조 방법 | |
KR102444997B1 (ko) | 전극조립체와 상기 전극조립체를 내장하는 이차전지 및 그 제조방법 | |
KR101556088B1 (ko) | 젤리-롤형 전극조립체 | |
KR20230080325A (ko) | 비수전해질 이차 전지 | |
JP2012190714A (ja) | 非水電解質二次電池 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
N231 | Notification of change of applicant | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20141215 Year of fee payment: 4 |
|
FPAY | Annual fee payment |
Payment date: 20151230 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20170102 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20171227 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20181218 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20191226 Year of fee payment: 9 |