CN101401250A - 一种软包装大容量锂离子电池及其制作方法 - Google Patents
一种软包装大容量锂离子电池及其制作方法 Download PDFInfo
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 title abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 7
- 238000010276 construction Methods 0.000 claims description 39
- 230000004888 barrier function Effects 0.000 claims description 25
- 238000005538 encapsulation Methods 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 239000011258 core-shell material Substances 0.000 claims description 7
- 239000007774 positive electrode material Substances 0.000 claims description 7
- 239000003792 electrolyte Substances 0.000 claims description 6
- 230000007306 turnover Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 239000005030 aluminium foil Substances 0.000 claims description 5
- 239000011889 copper foil Substances 0.000 claims description 5
- 239000004831 Hot glue Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 abstract description 4
- 238000000576 coating method Methods 0.000 abstract description 4
- 238000012856 packing Methods 0.000 description 6
- 239000010410 layer Substances 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000012792 core layer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 230000005404 monopole Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
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- H—ELECTRICITY
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- 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
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- H—ELECTRICITY
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- H01M10/058—Construction or manufacture
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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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/105—Pouches or flexible bags
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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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
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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
- H01M50/10—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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- 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
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
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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
- H01M50/531—Electrode connections inside a battery casing
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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
- H01M50/543—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
- 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
- H01M50/543—Terminals
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
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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
- H01M50/543—Terminals
- H01M50/562—Terminals characterised by the material
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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
- 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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- 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
- Y10T29/49115—Electric battery cell making including coating or impregnating
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- Chemical & Material Sciences (AREA)
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- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Cell Electrode Carriers And Collectors (AREA)
Abstract
Description
Claims (1)
- 权 利 要 求1. 一种软包装大容量锂离子电池, 包括电池芯、 封装所述 电池芯的软包装壳体、 容纳在所述壳体内的电解液、 与所述电池 芯连接并引出到所述壳体外部的极耳; 其特征在于,所述电池芯包括多个正极片和多个负极片, 所述正极片和负 极片为形状基本相同的金属长型片材, 并且分别沿其长度方向划 分出涂布区和未涂布区, 所述正极片的涂布区两面涂有正极活性 材料, 所述负极片的涂布区两面涂有负极活性材料; 所述正极片 的涂布区和所述负极片的涂布区大小基本相同, 并基本上平展地 延伸, 所述涂布区的延伸长度基本上与所需的电池芯的宽度相一 致;所述多个正极片的涂布区和所述多个负极片的涂布区基本上 对齐并交错层叠为一层叠结构, 其中, 正极片和负极片的涂布区 之间设有隔膜;所述多个正极片的未涂布区均从所述层叠结构的一侧面延伸 出来, 并翻折延伸到所述层叠结构的顶表面上; 所述多个负极片 的未涂布区均从所述层叠结构的另一相对侧面延伸出来, 并同样 翻折延伸到所述层叠结构的所述顶表面上;在所述层叠结构的所述顶表面处设有两个由金属片材制成的 极耳, 所述两个极耳分别与所述多个正极片的未涂布区和所述多 个负极片的未涂布区连接。2. 根据权利要求 1 所述的软包装大容量锂离子电池, 其特 征在于, 所述隔膜为横向开口的 U形, 其包裹了所述正极片或者 负极片的涂布区的上表面和下表面以及一端部。3. 根据权利要求 2 所述的软包装大容量锂离子电池, 其特 征在于,当所述隔膜包裹了所述正极片的涂布区时, 所述正极片的数 量比负极片的数量多一个, 使得在所述层叠结构的最外层极片均 为正极片; 或者,当所述隔膜包裹了所述负极片的涂布区时, 所述负极片的数 量比正极片的数量多一个, 使得在所述层叠结构的最外层极片均 为负极片。4. 根据权利要求 1 所述的软包装大容量锂离子电池, 其特 征在于, 所述正极片为铝箔, 所述负极片为铜箔, 所述极耳为铝 制薄片。5. 根据权利要求 4 所述的软包装大容量锂离子电池, 其特 征在于, 所述极耳平行于所述层叠结构的顶表面设置。6. 根据权利要求 4 所述的软包装大容量锂离子电池, 其特 征在于, 所述极耳上设有热熔胶膜。7. 一种软包装大容量锂离子电池的制作方法, 包括如下步 骤:a)提供多个平展的正极片和多个平展的负极片, 所述正极片 和负极片为形状基本相同的金属长型片材, 并且分别沿其长度方 向划分出涂布区和未涂布区, 所述正极片的涂布区两面涂有正极 活性材料, 所述负极片的涂布区两面涂有负极活性材料; 所述正 极片的涂布区和所述负极片的涂布区大小基本相同 , 所述涂布区 的延伸长度基本上与所需的电池芯的宽度相一致;b ) 用隔膜包裹所述多个正极片的涂布区或者所述多个负极片 的涂布区; 所述隔膜为横向开口的 U形, 其包裹了所述涂布区的 上表面和下表面以及一端部;c ) 将所述多个正极片的涂布区和所述多个负极片的涂布区基 本上对齐并交错层叠为一层叠结构; 其中, 所述多个正极片的未 涂布区均从所述层叠结构的一侧面延伸出来, 所述多个负极片的 未涂布区均从所述层叠结构的另一相对侧面延伸出来;d ) 将所述层叠结构两侧的未涂布区分别连接上极耳; e ) 将所述层叠结构两侧的未涂布区连同其上连接的极耳一起 翻折到所述层叠结构的顶表面上, 从而形成电池芯;f ) 将做好的电池芯用软包装壳体封装; 在所述封装过程中包 括向所述壳体内注入电解液。8. 根据权利要求 7 所述的软包装大容量锂离子电池的制作 方法, 其特征在于,当所述隔膜包裹了所述正极片的涂布区时, 所述正极片的数 量比负极片的数量多一个, 使得在所述层叠结构的最外层极片均 为正极片; 或者,当所述隔膜包裹了所述负极片的涂布区时, 所述负极片的数 量比正极片的数量多一个, 使得在所述层叠结构的最外层极片均 为负极片。9. 根据权利要求 7 或 8 所述的软包装大容量锂离子电池的 制作方法, 其特征在于, 所述正极片为铝箔, 所述负极片为铜箔, 所述极耳为铝制薄片。10. 根据权利要求 9 所述的软包装大容量锂离子电池的制作 方法, 其特征在于, 所述极耳上设有热熔胶膜。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2006/000424 WO2007107037A1 (en) | 2006-03-20 | 2006-03-20 | A soft packaged and high capacity lithium ion battery and the manufacture method of the same |
Publications (2)
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CN101401250A true CN101401250A (zh) | 2009-04-01 |
CN101401250B CN101401250B (zh) | 2010-05-19 |
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Application Number | Title | Priority Date | Filing Date |
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CN2006800537373A Expired - Fee Related CN101401250B (zh) | 2006-03-20 | 2006-03-20 | 一种软包装大容量锂离子电池及其制作方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20090297946A1 (zh) |
EP (1) | EP1995816B1 (zh) |
JP (1) | JP5079782B2 (zh) |
KR (1) | KR101165287B1 (zh) |
CN (1) | CN101401250B (zh) |
WO (1) | WO2007107037A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109411803A (zh) * | 2018-12-05 | 2019-03-01 | 江苏塔菲尔新能源科技股份有限公司 | 一种电芯及电池 |
CN109461974A (zh) * | 2018-11-02 | 2019-03-12 | 中山市众旺德新能源科技有限公司 | 一种叠片扣式电池及其生产工艺 |
CN111599977A (zh) * | 2020-06-03 | 2020-08-28 | 海口博澳国兴新能源科技有限公司 | 一种大容量锂离子电池及电动设备 |
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US8815437B2 (en) * | 2009-09-10 | 2014-08-26 | Samsung Sdi Co., Ltd. | Rechargeable battery |
US8546007B2 (en) | 2009-10-29 | 2013-10-01 | Samsung Sdi Co., Ltd. | Rechargeable battery |
US8498078B2 (en) * | 2009-12-09 | 2013-07-30 | HGST Netherlands B.V. | Magnetic head with flared write pole having multiple tapered regions |
US8451560B2 (en) * | 2009-12-09 | 2013-05-28 | HGST Netherlands B.V. | Magnetic head with flared write pole with multiple non-magnetic layers thereover |
US8233235B2 (en) * | 2009-12-09 | 2012-07-31 | Hitachi Global Storage Technologies Netherlands B.V. | PMR writer having a tapered write pole and bump layer and method of fabrication |
US8553360B2 (en) * | 2009-12-09 | 2013-10-08 | HGST Netherlands B.V. | Magnetic recording head having write pole with higher magnetic moment towards trailing edge |
US8592078B2 (en) * | 2010-06-11 | 2013-11-26 | Huijun GU | Lithium ion battery |
CN102136603B (zh) * | 2011-02-18 | 2014-10-08 | 珠海光宇电池有限公司 | 一种聚合物锂离子电池及其制作方法 |
WO2017117748A1 (zh) * | 2016-01-06 | 2017-07-13 | 宁德新能源科技有限公司 | 二次电池 |
CN107482163A (zh) * | 2017-07-11 | 2017-12-15 | 多氟多(焦作)新能源科技有限公司 | 一种电极组件单元、电极组件的制造方法及电池单体 |
CN112164770B (zh) * | 2020-08-31 | 2021-08-24 | 安徽力普拉斯电源技术有限公司 | 一种管式正极板挤膏装置及方法 |
CN115911504B (zh) * | 2023-01-05 | 2023-05-09 | 河南锂动电源有限公司 | 一种用于软包电池卷芯的绕卷装置 |
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US6316142B1 (en) * | 1999-03-31 | 2001-11-13 | Imra America, Inc. | Electrode containing a polymeric binder material, method of formation thereof and electrochemical cell |
US6461762B1 (en) | 2000-04-20 | 2002-10-08 | Industrial Technology Research Institute | Rechargeable battery structure having a stacked structure of sequentially folded cells |
JP2002075324A (ja) * | 2000-09-04 | 2002-03-15 | Mitsubishi Chemicals Corp | 電 池 |
JP4984202B2 (ja) | 2001-05-16 | 2012-07-25 | 日本電気株式会社 | 二次電池及びそれを搭載する携帯機器 |
JP2003297430A (ja) * | 2002-04-03 | 2003-10-17 | Mitsubishi Heavy Ind Ltd | 二次電池の製造方法、二次電池電極の製造装置 |
JP2004247209A (ja) | 2003-02-14 | 2004-09-02 | Nissan Motor Co Ltd | 積層型電池 |
CN2686105Y (zh) * | 2003-03-04 | 2005-03-16 | 河南环宇集团有限公司 | 一种动力电池集流连接结构 |
WO2005013408A1 (ja) | 2003-07-31 | 2005-02-10 | Nec Lamilion Energy, Ltd. | リチウムイオン二次電池 |
CN1266800C (zh) * | 2003-10-31 | 2006-07-26 | 中信国安盟固利电源技术有限公司 | 一种软包装锂离子动力电池电芯的制作方法 |
CN1314148C (zh) * | 2003-10-31 | 2007-05-02 | 中信国安盟固利新能源科技有限公司 | 一种软包装锂离子电池极耳的制作方法 |
JP4785360B2 (ja) * | 2004-08-31 | 2011-10-05 | トータル ワイヤレス ソリューショオンズ リミテッド | 二次電池 |
KR100579376B1 (ko) * | 2004-10-28 | 2006-05-12 | 삼성에스디아이 주식회사 | 이차 전지 |
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2006
- 2006-03-20 JP JP2009500686A patent/JP5079782B2/ja not_active Expired - Fee Related
- 2006-03-20 WO PCT/CN2006/000424 patent/WO2007107037A1/zh active Application Filing
- 2006-03-20 US US12/293,688 patent/US20090297946A1/en not_active Abandoned
- 2006-03-20 CN CN2006800537373A patent/CN101401250B/zh not_active Expired - Fee Related
- 2006-03-20 EP EP06722076.4A patent/EP1995816B1/en not_active Expired - Fee Related
- 2006-03-20 KR KR1020087025582A patent/KR101165287B1/ko active IP Right Grant
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109461974A (zh) * | 2018-11-02 | 2019-03-12 | 中山市众旺德新能源科技有限公司 | 一种叠片扣式电池及其生产工艺 |
CN109411803A (zh) * | 2018-12-05 | 2019-03-01 | 江苏塔菲尔新能源科技股份有限公司 | 一种电芯及电池 |
CN111599977A (zh) * | 2020-06-03 | 2020-08-28 | 海口博澳国兴新能源科技有限公司 | 一种大容量锂离子电池及电动设备 |
Also Published As
Publication number | Publication date |
---|---|
CN101401250B (zh) | 2010-05-19 |
EP1995816B1 (en) | 2015-08-12 |
KR20080110840A (ko) | 2008-12-19 |
JP2009530778A (ja) | 2009-08-27 |
KR101165287B1 (ko) | 2012-07-19 |
WO2007107037A1 (en) | 2007-09-27 |
US20090297946A1 (en) | 2009-12-03 |
JP5079782B2 (ja) | 2012-11-21 |
EP1995816A1 (en) | 2008-11-26 |
EP1995816A4 (en) | 2014-05-21 |
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