KR101009517B1 - 전극 조립체와 이를 이용한 리튬 이차 전지 - Google Patents
전극 조립체와 이를 이용한 리튬 이차 전지 Download PDFInfo
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- KR101009517B1 KR101009517B1 KR1020080059128A KR20080059128A KR101009517B1 KR 101009517 B1 KR101009517 B1 KR 101009517B1 KR 1020080059128 A KR1020080059128 A KR 1020080059128A KR 20080059128 A KR20080059128 A KR 20080059128A KR 101009517 B1 KR101009517 B1 KR 101009517B1
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- electrode plate
- electrode
- rear end
- active material
- positive electrode
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 23
- 239000011149 active material Substances 0.000 claims abstract description 30
- 239000011248 coating agent Substances 0.000 claims description 27
- 238000000576 coating method Methods 0.000 claims description 27
- 238000003475 lamination Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims 7
- 230000000694 effects Effects 0.000 abstract description 6
- 230000020169 heat generation Effects 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 34
- -1 polyethylene Polymers 0.000 description 9
- 230000001681 protective effect Effects 0.000 description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 4
- 239000007773 negative electrode material Substances 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000007774 positive electrode material Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 229920000106 Liquid crystal polymer Polymers 0.000 description 2
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 229910000990 Ni alloy Inorganic materials 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 239000004734 Polyphenylene sulfide Substances 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000011244 liquid electrolyte Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229920001707 polybutylene terephthalate Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 239000005518 polymer electrolyte Substances 0.000 description 2
- 229920000069 polyphenylene sulfide Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000006182 cathode active material Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0431—Cells with wound or folded electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
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- 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
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
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- H—ELECTRICITY
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- H—ELECTRICITY
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- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
- H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
- H01M50/557—Plate-shaped terminals
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/564—Terminals characterised by their manufacturing process
- H01M50/566—Terminals characterised by their manufacturing process by welding, soldering or brazing
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/586—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries inside the batteries, e.g. incorrect connections of electrodes
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- H—ELECTRICITY
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
- H01M50/595—Tapes
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/172—Arrangements of electric connectors penetrating the casing
- H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
- H01M50/178—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for pouch or flexible bag cells
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
- H01M50/186—Sealing members characterised by the disposition of the sealing members
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
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- H—ELECTRICITY
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
- H01M50/461—Separators, membranes or diaphragms characterised by their combination with electrodes with adhesive layers between electrodes and separators
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- 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
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- 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
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- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
Claims (12)
- 집전체의 양단에 활물질이 코팅되지 않은 무지부를 구비한 제 1 전극판과;집전체의 양단에 활물질이 코팅되지 않은 무지부를 구비한 제 2 전극판과;상기 제 1 전극 판 및 제 2 전극판 사이에 개재되는 세퍼레이터와;상기 제 1 전극판 후단 무지부의 최외각에 설치되는 제 1 전극탭;상기 제 2 전극판 후단 무지부의 최외각에 설치되는 제 2 전극탭; 및상기 제 1 전극판의 최외각에는 후단 무지부의 적어도 일면에 부착된 절연부재를 포함하며,상기 절연 부재는 상기 제 2 전극판의 후단 무지부의 외면과 마주보는 상기 제 1 전극판의 후단 무지부의 내면에서 상기 제 1 전극판의 후단무지부의 단부까지 연장되어 형성되는 것을 특징으로 하는 전극 조립체.
- 삭제
- 삭제
- 삭제
- 제 1 항에 있어서,상기 절연 부재는 상기 제 2 전극판의 후단 무지부의 내면과 마주보는 제 1 전극판의 후단 무지부의 외면에 부착된 것을 특징으로 하는 전극 조립체.
- 제 1 항에 있어서,상기 절연 부재는 상기 제 1 전극판의 선단 무지부의 적어도 일면에 부착된 것을 특징으로 하는 전극 조립체.
- 제 1 항에 있어서,상기 절연 부재는 상기 제 1 전극판의 선단 무지부의 양면에 부착된 것을 특징으로 하는 전극 조립체.
- 제 1 항에 있어서,상기 절연 부재는 절연 테이프인 것을 특징으로 하는 전극 조립체.
- 제 1 항에 있어서,상기 절연 부재는 상기 제 1 전극판의 제 1전극탭의 활물질층과 무지부의 경계부분에 부착되는 라미네이션 테이프인 것을 특징으로 하는 전극 조립체.
- 제 1 항에 있어서,상기 제 1 전극판은 양극판인 것을 특징으로 하는 전극 조립체.
- 제 1 항에 있어서,상기 제 2 전극판은 음극판인 것을 특징으로 하는 전극 조립체.
- 상기 제 1 항 및 제 5 항 내지 제 11항 중 어느 한 항에 의한 전극 조립체를 포함하는 리튬 이차전지.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080059128A KR101009517B1 (ko) | 2008-06-23 | 2008-06-23 | 전극 조립체와 이를 이용한 리튬 이차 전지 |
US12/487,966 US9048489B2 (en) | 2008-06-23 | 2009-06-19 | Electrode assembly and lithium secondary battery using the same |
EP09163394.1A EP2139057B1 (en) | 2008-06-23 | 2009-06-22 | Electrode assembly and lithium secondary battery using the same |
JP2009148347A JP5330117B2 (ja) | 2008-06-23 | 2009-06-23 | 電極組立体及びこれを用いたリチウム二次電池 |
CN200910150449.5A CN101615694B (zh) | 2008-06-23 | 2009-06-23 | 电极组件和使用该电极组件的锂二次电池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020080059128A KR101009517B1 (ko) | 2008-06-23 | 2008-06-23 | 전극 조립체와 이를 이용한 리튬 이차 전지 |
Publications (2)
Publication Number | Publication Date |
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KR20090132925A KR20090132925A (ko) | 2009-12-31 |
KR101009517B1 true KR101009517B1 (ko) | 2011-01-18 |
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KR1020080059128A KR101009517B1 (ko) | 2008-06-23 | 2008-06-23 | 전극 조립체와 이를 이용한 리튬 이차 전지 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9048489B2 (ko) |
EP (1) | EP2139057B1 (ko) |
JP (1) | JP5330117B2 (ko) |
KR (1) | KR101009517B1 (ko) |
CN (1) | CN101615694B (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9819046B2 (en) | 2014-10-31 | 2017-11-14 | Samsung Sdi Co., Ltd. | Rechargeable battery |
KR20180016329A (ko) * | 2015-06-09 | 2018-02-14 | 소니 주식회사 | 전지, 전지 팩, 전자 기기, 전동 차량, 축전 장치 및 전력 시스템 |
US11387494B2 (en) | 2018-02-14 | 2022-07-12 | Samsung Sdi Co., Ltd. | Electrode assembly and secondary battery comprising the same |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101106377B1 (ko) * | 2009-07-16 | 2012-01-18 | 삼성에스디아이 주식회사 | 이차 전지 |
US8815437B2 (en) * | 2009-09-10 | 2014-08-26 | Samsung Sdi Co., Ltd. | Rechargeable battery |
JP5363444B2 (ja) * | 2009-10-01 | 2013-12-11 | 三星エスディアイ株式会社 | 二次電池及びその製造方法 |
US8546007B2 (en) * | 2009-10-29 | 2013-10-01 | Samsung Sdi Co., Ltd. | Rechargeable battery |
JP5087110B2 (ja) * | 2010-06-21 | 2012-11-28 | 日立ビークルエナジー株式会社 | 二次電池 |
EP2610954B8 (en) * | 2010-08-23 | 2019-01-23 | LG Chem, Ltd. | Improved jelly-roll structure, and secondary battery having same |
US9490464B2 (en) * | 2010-10-01 | 2016-11-08 | Samsung Sdi Co., Ltd. | Secondary battery |
KR101222415B1 (ko) | 2011-01-13 | 2013-01-14 | 로베르트 보쉬 게엠베하 | 이차 전지 |
EP2642560B1 (en) * | 2011-01-25 | 2018-06-27 | LG Chem, Ltd. | Cylindrical secondary battery |
CN102122727A (zh) * | 2011-01-30 | 2011-07-13 | 东莞新能源科技有限公司 | 锂离子电池及其电池单体 |
KR101584830B1 (ko) * | 2011-02-18 | 2016-01-15 | 주식회사 엘지화학 | 이차 전지용 전극 조립체 및 이를 포함하는 이차 전지 |
KR101254865B1 (ko) * | 2011-03-10 | 2013-04-15 | 삼성에스디아이 주식회사 | 이차전지 |
JP5935265B2 (ja) | 2011-08-29 | 2016-06-15 | Tdk株式会社 | 巻回型電気化学デバイス |
KR101867614B1 (ko) * | 2011-12-08 | 2018-06-15 | 삼성에스디아이 주식회사 | 전극 조립체와 이를 구비한 이차전지 |
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JP2013201094A (ja) * | 2012-03-26 | 2013-10-03 | Hitachi Maxell Ltd | 非水電解液二次電池 |
JP5981809B2 (ja) * | 2012-08-31 | 2016-08-31 | 日立オートモティブシステムズ株式会社 | 角形二次電池 |
KR101547403B1 (ko) * | 2013-01-11 | 2015-08-25 | 주식회사 엘지화학 | 일체형 양극 리드 및 음극 리드를 포함하는 이차전지 및 그 제조방법 |
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US20150194645A1 (en) * | 2014-01-06 | 2015-07-09 | Rfa Brands, Llc Dba Mycharge | Portable storage container for an electrical energy device |
WO2015198526A1 (ja) * | 2014-06-26 | 2015-12-30 | パナソニックIpマネジメント株式会社 | 捲回型電池 |
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US10566598B2 (en) * | 2015-07-10 | 2020-02-18 | Panasonic Intellectual Property Management Co., Ltd. | Battery having separator protection provided to electrode |
CN108028433B (zh) | 2015-09-09 | 2021-04-23 | 株式会社村田制作所 | 二次电池 |
KR102124106B1 (ko) | 2015-11-26 | 2020-06-18 | 주식회사 엘지화학 | 이차전지 |
CN205388988U (zh) * | 2016-03-24 | 2016-07-20 | 东莞新能源科技有限公司 | 一种锂离子电池极片 |
CN109565084A (zh) * | 2016-06-24 | 2019-04-02 | 宁德新能源科技有限公司 | 卷绕式电芯 |
KR102624595B1 (ko) * | 2016-12-23 | 2024-01-15 | 삼성전자주식회사 | 배터리의 활물질 도포 방법 및 상기 배터리를 구비한 전자 장치 |
CN110168777A (zh) * | 2017-02-27 | 2019-08-23 | 松下知识产权经营株式会社 | 非水电解质二次电池 |
KR102422921B1 (ko) * | 2017-04-07 | 2022-07-20 | 주식회사 엘지에너지솔루션 | 경화 방지 테이프가 부착되어 있는 젤리-롤형 전극조립체를 포함하는 원통형 전지셀 |
JP6737235B2 (ja) * | 2017-05-22 | 2020-08-05 | トヨタ自動車株式会社 | 電池およびその製造方法 |
JP2021005437A (ja) * | 2017-09-11 | 2021-01-14 | パナソニックIpマネジメント株式会社 | 非水電解質二次電池 |
JP6912333B2 (ja) * | 2017-09-14 | 2021-08-04 | 住友化学株式会社 | 電極アセンブリおよび非水電解液二次電池 |
WO2019069890A1 (ja) * | 2017-10-06 | 2019-04-11 | 三洋電機株式会社 | 非水電解質二次電池 |
CN112272877B (zh) * | 2018-04-11 | 2022-12-06 | 宁德新能源科技有限公司 | 电芯以及电池 |
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WO2020017923A1 (ko) * | 2018-07-20 | 2020-01-23 | 주식회사 엘지화학 | 전극 조립체 및 이를 포함하는 이차전지 |
KR102459970B1 (ko) | 2018-11-27 | 2022-10-26 | 주식회사 엘지에너지솔루션 | 원통형 이차 전지 |
CN110429328B (zh) * | 2019-08-09 | 2022-06-28 | 珠海冠宇电池股份有限公司 | 一种改善电池内部温升的方法 |
KR20210077512A (ko) * | 2019-12-17 | 2021-06-25 | 주식회사 엘지에너지솔루션 | 내부 단락 평가용 전지 셀 및 이를 이용한 전지 셀의 내부 단락 평가 방법 |
KR20210112573A (ko) * | 2020-03-05 | 2021-09-15 | 삼성에스디아이 주식회사 | 이차 전지 |
EP3916870A1 (de) * | 2020-05-29 | 2021-12-01 | VARTA Microbattery GmbH | Energiespeicherelement mit prismatischem gehäuse |
KR20220023095A (ko) * | 2020-08-20 | 2022-03-02 | 삼성에스디아이 주식회사 | 전극조립체 및 이를 포함하는 이차전지 |
KR20220059102A (ko) * | 2020-11-02 | 2022-05-10 | 주식회사 엘지에너지솔루션 | 전극리드와 전극탭의 용접성이 우수한 전극 및 이의 제조방법 |
KR20220092314A (ko) * | 2020-12-24 | 2022-07-01 | 주식회사 엘지에너지솔루션 | 전극 조립체 및 이를 포함하는 이차전지 |
CN118020193A (zh) * | 2021-12-08 | 2024-05-10 | 株式会社Lg新能源 | 卷绕形电极组件和包括该卷绕形电极组件的圆柱形锂二次电池 |
WO2023184453A1 (zh) * | 2022-03-31 | 2023-10-05 | 宁德新能源科技有限公司 | 电化学装置及用电装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20060028184A (ko) * | 2004-09-24 | 2006-03-29 | 삼성에스디아이 주식회사 | 젤리롤 형 전극 조립체를 가지는 이차전지 |
KR20060037846A (ko) * | 2004-10-28 | 2006-05-03 | 삼성에스디아이 주식회사 | 이차 전지 |
KR20070097149A (ko) * | 2006-03-28 | 2007-10-04 | 삼성에스디아이 주식회사 | 전극 조립체 및 이를 가지는 파우치형 리튬 이차 전지 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001307712A (ja) * | 2000-04-19 | 2001-11-02 | Nec Mobile Energy Kk | 密閉型電池 |
JP2002093404A (ja) | 2000-09-19 | 2002-03-29 | Gs-Melcotec Co Ltd | 偏平型電池 |
KR100509606B1 (ko) * | 2003-02-19 | 2005-08-22 | 삼성에스디아이 주식회사 | 젤리-롤형의 전지부와, 이의 와인딩 방법 및 이를이용하여 제조된 리튬 이차 전지 |
KR100515830B1 (ko) * | 2003-03-12 | 2005-09-21 | 삼성에스디아이 주식회사 | 전극조립체와 이를 이용한 이차전지 |
CN2645251Y (zh) | 2003-09-28 | 2004-09-29 | 惠州Tcl金能电池有限公司 | 一种卷绕型锂电池电芯 |
JP4502616B2 (ja) * | 2003-09-30 | 2010-07-14 | 三洋電機株式会社 | フィルム状外装体を有する電池 |
JP2005222887A (ja) | 2004-02-09 | 2005-08-18 | Sony Corp | 電極捲回型電池 |
KR100601548B1 (ko) * | 2004-05-25 | 2006-07-19 | 삼성에스디아이 주식회사 | 이차전지 |
JP4798967B2 (ja) * | 2004-06-14 | 2011-10-19 | パナソニック株式会社 | 電気化学素子 |
DE602005011217D1 (de) | 2004-09-22 | 2009-01-08 | Samsung Sdi Co Ltd | Kompositmaterialband für sekundäre Lithiumbatterien und sekundäre Lithiumbatterien dieses verwendend |
KR100561303B1 (ko) | 2004-09-22 | 2006-03-15 | 삼성에스디아이 주식회사 | 파우치형 리튬 이차전지 |
JP4649993B2 (ja) * | 2005-01-12 | 2011-03-16 | パナソニック株式会社 | リチウム二次電池およびその製造方法 |
-
2008
- 2008-06-23 KR KR1020080059128A patent/KR101009517B1/ko active IP Right Grant
-
2009
- 2009-06-19 US US12/487,966 patent/US9048489B2/en active Active
- 2009-06-22 EP EP09163394.1A patent/EP2139057B1/en active Active
- 2009-06-23 JP JP2009148347A patent/JP5330117B2/ja active Active
- 2009-06-23 CN CN200910150449.5A patent/CN101615694B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20060028184A (ko) * | 2004-09-24 | 2006-03-29 | 삼성에스디아이 주식회사 | 젤리롤 형 전극 조립체를 가지는 이차전지 |
KR20060037846A (ko) * | 2004-10-28 | 2006-05-03 | 삼성에스디아이 주식회사 | 이차 전지 |
KR20070097149A (ko) * | 2006-03-28 | 2007-10-04 | 삼성에스디아이 주식회사 | 전극 조립체 및 이를 가지는 파우치형 리튬 이차 전지 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9819046B2 (en) | 2014-10-31 | 2017-11-14 | Samsung Sdi Co., Ltd. | Rechargeable battery |
KR20180016329A (ko) * | 2015-06-09 | 2018-02-14 | 소니 주식회사 | 전지, 전지 팩, 전자 기기, 전동 차량, 축전 장치 및 전력 시스템 |
KR102122636B1 (ko) * | 2015-06-09 | 2020-06-12 | 가부시키가이샤 무라타 세이사쿠쇼 | 전지, 전지 팩, 전자 기기, 전동 차량, 축전 장치 및 전력 시스템 |
US11387494B2 (en) | 2018-02-14 | 2022-07-12 | Samsung Sdi Co., Ltd. | Electrode assembly and secondary battery comprising the same |
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CN101615694B (zh) | 2014-09-24 |
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CN101615694A (zh) | 2009-12-30 |
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