KR101050533B1 - 전극 조립체 및 이를 구비한 이차 전지 - Google Patents
전극 조립체 및 이를 구비한 이차 전지 Download PDFInfo
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- KR101050533B1 KR101050533B1 KR1020080057329A KR20080057329A KR101050533B1 KR 101050533 B1 KR101050533 B1 KR 101050533B1 KR 1020080057329 A KR1020080057329 A KR 1020080057329A KR 20080057329 A KR20080057329 A KR 20080057329A KR 101050533 B1 KR101050533 B1 KR 101050533B1
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- South Korea
- Prior art keywords
- electrode
- electrode plate
- separator
- tape
- secondary battery
- Prior art date
Links
- 238000004804 winding Methods 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 3
- 239000005022 packaging material Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 239000007774 positive electrode material Substances 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
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000003213 activating effect Effects 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
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 229910021437 lithium-transition metal oxide Inorganic materials 0.000 description 1
- 239000012982 microporous membrane Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920005672 polyolefin resin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Classifications
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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
- H01M50/46—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
-
- 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
- H01M10/0431—Cells with wound or folded 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
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- 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
- H01M50/10—Primary casings; Jackets or wrappings
-
- 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
- H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
-
- 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
- H01M50/463—Separators, membranes or diaphragms characterised by their shape
-
- 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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
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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
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
Claims (13)
- 제 1 전극판, 제 2 전극판 및 상기 제 1 전극판과 상기 제 2 전극판 사이에 위치하며, 종단부가 외부로 노출되는 세퍼레이터가 권취되어 형성되는 전극군; 및상기 전극군의 종단부 상부 및 하부에만 부착되는 테이프를 구비하되,상기 세퍼레이터의 종단부의 중간부를 제외한 상부 및 하부는 상기 테이프에 의해 상기 전극군의 외측에 위치하는 상기 제 1 전극판 또는 상기 제 2 전극판에 고정되며,상기 테이프는 상기 전극군의 종단부가 위치하는 상기 전극군의 일측 측면에만 위치하는 것을 특징으로 하는 전극 조립체.
- 삭제
- 제 1 항에 있어서,상기 세퍼레이터의 종단부는 상기 전극군의 외측에 위치하는 전극판의 종단부를 감싸는 것을 특징으로 하는 전극 조립체.
- 삭제
- 삭제
- 삭제
- 전극 조립체를 포함하는 이차 전지에 있어서,상기 전극 조립체는 제 1 전극판, 제 2 전극판 및 상기 제 1 전극판과 상기 제 2 전극판 사이에 위치하는 세퍼레이터가 권취되어 형성되는 전극군 및 상기 전극군의 종단부의 상부 및 하부에만 부착되는 테이프를 구비하되,상기 세퍼레이터의 종단부가 외부로 노출되고,상기 노출된 세퍼레이터의 종단부의 중간부를 제외한 상부 및 하부는 상기 테이프에 의해 상기 전극군의 외측에 위치하는 상기 제 1 전극판 또는 상기 제 2 전극판에 고정되며,상기 테이프는 상기 전극군의 종단부가 위치하는 상기 전극군의 일측 측면에만 위치하는 것을 특징으로 하는 이차 전지.
- 삭제
- 제 7 항에 있어서,상기 세퍼레이터의 종단부는 상기 전극군의 외측에 위치하는 전극판의 종단부를 감싸는 것을 특징으로 하는 이차 전지.
- 삭제
- 삭제
- 삭제
- 제 7 항에 있어서,상기 이차 전지는 상기 전극 조립체를 수납하는 외장재; 및상기 외장재를 밀봉하는 캡 조립체를 더 포함하는 것을 특징으로 하는 이차 전지.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080057329A KR101050533B1 (ko) | 2008-06-18 | 2008-06-18 | 전극 조립체 및 이를 구비한 이차 전지 |
US12/379,598 US9502733B2 (en) | 2008-06-18 | 2009-02-25 | Electrode assembly and secondary battery having the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080057329A KR101050533B1 (ko) | 2008-06-18 | 2008-06-18 | 전극 조립체 및 이를 구비한 이차 전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090131445A KR20090131445A (ko) | 2009-12-29 |
KR101050533B1 true KR101050533B1 (ko) | 2011-07-20 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020080057329A KR101050533B1 (ko) | 2008-06-18 | 2008-06-18 | 전극 조립체 및 이를 구비한 이차 전지 |
Country Status (2)
Country | Link |
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US (1) | US9502733B2 (ko) |
KR (1) | KR101050533B1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101440972B1 (ko) * | 2012-12-28 | 2014-09-18 | 주식회사 엘지화학 | 두께 방향의 형상 자유도가 우수한 전극 조립체, 상기 전극 조립체를 포함하는 이차 전지, 전지팩 및 디바이스 |
JP6045987B2 (ja) * | 2013-06-28 | 2016-12-14 | 日立オートモティブシステムズ株式会社 | 角形二次電池 |
KR102264701B1 (ko) | 2016-07-20 | 2021-06-11 | 삼성에스디아이 주식회사 | 이차전지 |
US20210159545A1 (en) * | 2017-03-16 | 2021-05-27 | Sanyo Electric Co., Ltd. | Non-aqueous electrolyte secondary battery |
US11502382B2 (en) * | 2018-03-27 | 2022-11-15 | Sanyo Electric Co., Ltd. | Nonaqueous electrolyte secondary battery |
KR20220048859A (ko) * | 2020-10-13 | 2022-04-20 | 삼성에스디아이 주식회사 | 이차전지 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030037565A (ko) * | 2001-11-06 | 2003-05-14 | 삼성에스디아이 주식회사 | 이차전지의 전극 젤리 롤용 마감 테이프 및 이를 구비한이차전지의 전극 조합체 |
KR20070101444A (ko) * | 2006-04-10 | 2007-10-17 | 삼성에스디아이 주식회사 | 전극 조립체 및 이를 구비한 이차전지 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2088118A (en) * | 1980-11-21 | 1982-06-03 | Oldham Batteries Ltd | Improvements in or relating to the manufacture of electric batteries |
JP3743610B2 (ja) | 2000-05-12 | 2006-02-08 | 三菱電機株式会社 | 電池 |
JP2003303624A (ja) | 2002-04-11 | 2003-10-24 | Sony Corp | 非水電解質二次電池 |
KR100496294B1 (ko) | 2002-12-28 | 2005-06-17 | 삼성에스디아이 주식회사 | 전극조립체와 이를 이용한 이차전지 |
JP4558279B2 (ja) | 2003-02-21 | 2010-10-06 | パナソニック株式会社 | 角形電池およびその製造方法 |
JP4404651B2 (ja) | 2004-01-30 | 2010-01-27 | 三洋電機株式会社 | 電池 |
KR20060102750A (ko) | 2005-03-24 | 2006-09-28 | 삼성에스디아이 주식회사 | 이차 전지 |
KR101174990B1 (ko) | 2005-09-05 | 2012-08-17 | 삼성에스디아이 주식회사 | 이차전지의 전극조립체 및 이를 구비한 이차전지 |
JP2007073317A (ja) | 2005-09-07 | 2007-03-22 | Gs Yuasa Corporation:Kk | 捲回式発電要素及び電池 |
JP2008112638A (ja) * | 2006-10-30 | 2008-05-15 | Sanyo Electric Co Ltd | 電池の製造方法 |
-
2008
- 2008-06-18 KR KR1020080057329A patent/KR101050533B1/ko active IP Right Grant
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2009
- 2009-02-25 US US12/379,598 patent/US9502733B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030037565A (ko) * | 2001-11-06 | 2003-05-14 | 삼성에스디아이 주식회사 | 이차전지의 전극 젤리 롤용 마감 테이프 및 이를 구비한이차전지의 전극 조합체 |
KR20070101444A (ko) * | 2006-04-10 | 2007-10-17 | 삼성에스디아이 주식회사 | 전극 조립체 및 이를 구비한 이차전지 |
Also Published As
Publication number | Publication date |
---|---|
US9502733B2 (en) | 2016-11-22 |
KR20090131445A (ko) | 2009-12-29 |
US20090317700A1 (en) | 2009-12-24 |
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