KR101016077B1 - 전기 화학 소자용 전극과 그 제조 방법 및 이를 이용한전기 화학 소자 - Google Patents
전기 화학 소자용 전극과 그 제조 방법 및 이를 이용한전기 화학 소자 Download PDFInfo
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- KR101016077B1 KR101016077B1 KR1020087017240A KR20087017240A KR101016077B1 KR 101016077 B1 KR101016077 B1 KR 101016077B1 KR 1020087017240 A KR1020087017240 A KR 1020087017240A KR 20087017240 A KR20087017240 A KR 20087017240A KR 101016077 B1 KR101016077 B1 KR 101016077B1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/70—Carriers or collectors characterised by shape or form
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/26—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/26—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
- H01G11/28—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features arranged or disposed on a current collector; Layers or phases between electrodes and current collectors, e.g. adhesives
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/30—Electrodes characterised by their material
- H01G11/50—Electrodes characterised by their material specially adapted for lithium-ion capacitors, e.g. for lithium-doping or for intercalation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/66—Current collectors
- H01G11/70—Current collectors characterised by their structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/74—Terminals, e.g. extensions of current collectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
- H01G11/86—Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/134—Electrodes based on metals, Si or alloys
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1395—Processes of manufacture of electrodes based on metals, Si or alloys
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
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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
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
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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
- 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
- Y02E60/13—Energy storage using capacitors
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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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
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- Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Cell Electrode Carriers And Collectors (AREA)
Abstract
Description
Claims (13)
- 리튬 이온을 가역적으로 흡장·방출하는 전기 화학 소자용 전극으로서,적어도 한쪽면에 오목부와 볼록부가 형성된 집전체와,상기 집전체의 상기 볼록부 상에 n(n≥2) 단의 기둥형상체부를 적층하여 형성된 기둥형상체를 구비하고,상기 기둥형상체는, 적어도 산소와 결합하는 리튬 이온을 흡장·방출하는 활물질을 포함하고, 상기 기둥형상체의 상기 활물질의 상기 산소의 함유 비율이, 상기 집전체의 계면으로부터 떨어짐에 따라서 작아지는 것을 특징으로 하는 전기 화학 소자용 전극.
- 삭제
- 청구항 1에 있어서,상기 기둥형상체부의 상기 산소의 평균 함유 비율이 상기 집전체로부터 떨어져 형성되는 상기 기둥형상체부에서 작아지는 것을 특징으로 하는, 전기 화학 소자용 전극.
- 청구항 1에 있어서,상기 활물질로서, 적어도 리튬 이온을 가역적으로 흡장 및 방출하는 이론 용량 밀도가 833mAh/㎤을 초과하는 재료를 이용한 것을 특징으로 하는, 전기 화학 소자용 전극.
- 청구항 4에 있어서,상기 재료로서, 적어도 규소를 포함하는 SiOx로 표시되는 물질을 이용한 것을 특징으로 하는, 전기 화학 소자용 전극.
- 리튬 이온을 가역적으로 흡장·방출하는 전기 화학 소자용 전극의 제조 방법으로서,적어도 집전체의 한쪽면에 오목부와 볼록부를 형성하는 제1 단계와,상기 볼록부 상에, 적어도 산소와 결합하는 리튬 이온을 흡장·방출하는 활물질을 포함하고, 상기 활물질의 상기 산소의 함유 비율이 상기 집전체의 계면으로부터 떨어짐에 따라서 작은, n(n≥2) 단의 기둥형상체부를 적층하여 형성되는 기둥형상체를 형성하는 제2 단계를 포함하는 것을 특징으로 하는 전기 화학 소자용 전극의 제조 방법.
- 삭제
- 청구항 6에 있어서,상기 기둥형상체가, 상기 집전체의 상기 볼록부 상에, 적어도 홀수단과 짝수단이 다른 방향으로 적층되는 것을 특징으로 하는, 전기 화학 소자용 전극의 제조 방법.
- 청구항 8에 있어서,상기 기둥형상체에 있어서, 적어도 상기 집전체의 상기 볼록부의 계면 근방에 형성되는 상기 기둥형상체부의 평균 산소 함유 비율이, 나머지 상기 기둥형상체부의 평균 산소 함유 비율보다 큰 것을 특징으로 하는, 전기 화학 소자용 전극의 제조 방법.
- 청구항 1에 기재된 전기 화학 소자용 전극과, 리튬 이온을 가역적으로 흡장·방출하는 대향 전극과, 비수 전해질을 구비한 것을 특징으로 하는 전기 화학 소자.
- 청구항 1에 있어서, 상기 기둥형상체부의 홀수단과 짝수단이 다른 방향으로 적층되는 전기 화학 소자용 전극.
- 청구항 1에 있어서, 상기 산소의 함유비율은 상기 기둥형상체부의 각 단에서 상이한 전기 화학 소자용 전극.
- 청구항 6에 있어서, 상기 산소의 함유비율은 상기 기둥형상체부의 각 단에서 상이한 전기 화학 소자용 전극의 제조방법
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007116932A JP5250998B2 (ja) | 2007-04-26 | 2007-04-26 | 電気化学素子用電極とその製造方法およびそれを用いた電気化学素子 |
JPJP-P-2007-00116932 | 2007-04-26 |
Publications (2)
Publication Number | Publication Date |
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KR20090012204A KR20090012204A (ko) | 2009-02-02 |
KR101016077B1 true KR101016077B1 (ko) | 2011-02-17 |
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ID=39943287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020087017240A Expired - Fee Related KR101016077B1 (ko) | 2007-04-26 | 2008-02-29 | 전기 화학 소자용 전극과 그 제조 방법 및 이를 이용한전기 화학 소자 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8187755B2 (ko) |
EP (1) | EP2051320A4 (ko) |
JP (1) | JP5250998B2 (ko) |
KR (1) | KR101016077B1 (ko) |
CN (1) | CN101542789B (ko) |
WO (1) | WO2008136166A1 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4947386B2 (ja) * | 2008-11-14 | 2012-06-06 | ソニー株式会社 | リチウムイオン二次電池およびリチウムイオン二次電池用負極 |
DE102009018079A1 (de) * | 2009-04-20 | 2010-10-21 | Li-Tec Battery Gmbh | Verfahren zum Betrieb einer Batterie |
KR20120023006A (ko) * | 2010-05-21 | 2012-03-12 | 파나소닉 주식회사 | 리튬이온 이차전지용 음극 및 리튬이온 이차전지 |
JP5601388B2 (ja) | 2012-03-27 | 2014-10-08 | Tdk株式会社 | 負極及びリチウムイオン二次電池 |
KR102471728B1 (ko) * | 2014-10-24 | 2022-11-29 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 이차 전지, 및 이차 전지의 제작 방법 |
KR20220070486A (ko) | 2019-09-27 | 2022-05-31 | 가부시키가이샤 아데카 | 황 변성 폴리아크릴로니트릴 |
EP3859829B1 (en) * | 2020-01-29 | 2025-02-26 | LG Energy Solution, Ltd. | Method for analyzing swelling behavior of lithium secondary battery |
KR102823271B1 (ko) * | 2020-01-29 | 2025-06-20 | 주식회사 엘지에너지솔루션 | 리튬 이차전지의 스웰링 거동 분석을 위한 방법 및 시스템 |
CN112701246B (zh) * | 2020-12-29 | 2022-04-12 | 珠海冠宇电池股份有限公司 | 电极片和电池 |
Citations (4)
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JP2002319408A (ja) | 2001-04-23 | 2002-10-31 | Sanyo Electric Co Ltd | リチウム二次電池用電極及びリチウム二次電池 |
JP2005196970A (ja) * | 2003-12-26 | 2005-07-21 | Matsushita Electric Ind Co Ltd | 非水電解質二次電池用負極とその製造方法ならびにそれを用いた非水電解質二次電池 |
JP2006114454A (ja) * | 2004-10-18 | 2006-04-27 | Sony Corp | 電池 |
JP2006278104A (ja) * | 2005-03-29 | 2006-10-12 | Sanyo Electric Co Ltd | リチウム二次電池 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2001031722A1 (fr) * | 1999-10-22 | 2001-05-03 | Sanyo Electric Co., Ltd. | Electrode pour pile au lithium et accumulateur au lithium |
US6887623B2 (en) | 2001-04-09 | 2005-05-03 | Sanyo Electric Co., Ltd. | Electrode for rechargeable lithium battery and rechargeable lithium battery |
JP4183401B2 (ja) | 2001-06-28 | 2008-11-19 | 三洋電機株式会社 | リチウム二次電池用電極の製造方法及びリチウム二次電池 |
JP4037229B2 (ja) | 2002-09-30 | 2008-01-23 | 日立マクセル株式会社 | リチウム二次電池用電極と、これを負極とするリチウム二次電池 |
JP4488781B2 (ja) * | 2004-03-31 | 2010-06-23 | 三洋電機株式会社 | リチウム二次電池用電極の製造方法 |
JP4831946B2 (ja) * | 2004-08-31 | 2011-12-07 | 三洋電機株式会社 | 非水電解質電池 |
JP4994634B2 (ja) * | 2004-11-11 | 2012-08-08 | パナソニック株式会社 | リチウムイオン二次電池用負極、その製造方法、およびそれを用いたリチウムイオン二次電池 |
US8080334B2 (en) * | 2005-08-02 | 2011-12-20 | Panasonic Corporation | Lithium secondary battery |
KR101049683B1 (ko) * | 2006-02-14 | 2011-07-14 | 파나소닉 주식회사 | 비수전해질 이차전지용 전극과 그 제조 방법 및 비수전해질 이차전지용 전극을 갖춘 비수 전해질 이차전지 |
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2007
- 2007-04-26 JP JP2007116932A patent/JP5250998B2/ja not_active Expired - Fee Related
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2008
- 2008-02-29 WO PCT/JP2008/000394 patent/WO2008136166A1/ja active Application Filing
- 2008-02-29 KR KR1020087017240A patent/KR101016077B1/ko not_active Expired - Fee Related
- 2008-02-29 CN CN2008800000485A patent/CN101542789B/zh not_active Expired - Fee Related
- 2008-02-29 EP EP08720308A patent/EP2051320A4/en not_active Withdrawn
- 2008-02-29 US US12/160,973 patent/US8187755B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002319408A (ja) | 2001-04-23 | 2002-10-31 | Sanyo Electric Co Ltd | リチウム二次電池用電極及びリチウム二次電池 |
JP2005196970A (ja) * | 2003-12-26 | 2005-07-21 | Matsushita Electric Ind Co Ltd | 非水電解質二次電池用負極とその製造方法ならびにそれを用いた非水電解質二次電池 |
JP2006114454A (ja) * | 2004-10-18 | 2006-04-27 | Sony Corp | 電池 |
JP2006278104A (ja) * | 2005-03-29 | 2006-10-12 | Sanyo Electric Co Ltd | リチウム二次電池 |
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WO2008136166A1 (ja) | 2008-11-13 |
EP2051320A1 (en) | 2009-04-22 |
US8187755B2 (en) | 2012-05-29 |
JP5250998B2 (ja) | 2013-07-31 |
CN101542789B (zh) | 2011-12-07 |
US20100190060A1 (en) | 2010-07-29 |
JP2008277031A (ja) | 2008-11-13 |
CN101542789A (zh) | 2009-09-23 |
KR20090012204A (ko) | 2009-02-02 |
EP2051320A4 (en) | 2011-09-14 |
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