JP2013073763A - 二次電池 - Google Patents
二次電池 Download PDFInfo
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- JP2013073763A JP2013073763A JP2011211592A JP2011211592A JP2013073763A JP 2013073763 A JP2013073763 A JP 2013073763A JP 2011211592 A JP2011211592 A JP 2011211592A JP 2011211592 A JP2011211592 A JP 2011211592A JP 2013073763 A JP2013073763 A JP 2013073763A
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- JP
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- active material
- negative electrode
- positive electrode
- electrode
- secondary battery
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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
- H01M10/058—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
- 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
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0025—Organic electrolyte
-
- 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
- H01M4/64—Carriers or collectors
- H01M4/70—Carriers or collectors characterised by shape or form
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Cell Electrode Carriers And Collectors (AREA)
Abstract
【解決手段】二次電池は、正極集電体41の両面に正極活物質を含む正極層が設けられた正極部材と、負極集電体31の両面に負極活物質を含む負極層が設けられた負極部材とが、セパレータ51を介して積層されてなる電極部と、電解質液とを備えた二次電池であって、正極層には溝部45が設けられており、かつ、負極集電体には、貫通孔35が設けられている。
【選択図】図6
Description
11 電池ケース
12 電極部
13 絶縁板
14 電解液
15 蓋部
16 負極タブ
17 正極タブ
18 負極端子
19 正極端子
21 電極板
22 中央部
23 端部
31 負極集電箔
32 第1負極活物質層
33 第2負極活物質層
35 貫通孔
41 正極集電箔
42 第1正極活物質層
43 第2正極活物質層
45 溝部
51 セパレータ
Claims (6)
- 正極集電体の両面に正極活物質を含む正極層が設けられた正極部材と、負極集電体の両面に負極活物質を含む負極層が設けられた負極部材とが、セパレータを介して積層されてなる電極部と、電解質液とを備えた二次電池であって、
前記正極層には溝部が設けられており、かつ、前記負極集電体には、貫通孔が設けられていることを特徴とする二次電池。 - 前記電極部は、正極部材と負極部材とセパレータとからなる電極板が巻回してなるものであることを特徴とする請求項1記載の二次電池。
- 前記溝部は、前記電極部の巻回してできた湾曲された部分に形成されていることを特徴とする請求項2記載の二次電池。
- 前記溝部は、前記正極層のうち、内周側に位置する層のみに形成されていることを特徴とする請求項2又は3記載の二次電池。
- 前記溝部が、前記電極部の軸方向に沿って設けられていることを特徴とする請求項1〜4のいずれか1項に記載の二次電池。
- 前記溝部が、前記電極部の前記軸方向における端部に露出していることを特徴とする請求項1〜5のいずれか1項に記載の二次電池。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011211592A JP5708934B2 (ja) | 2011-09-27 | 2011-09-27 | 二次電池 |
KR1020120095337A KR20130033954A (ko) | 2011-09-27 | 2012-08-30 | 2차 전지 |
CN201210320665.1A CN103022408B (zh) | 2011-09-27 | 2012-08-31 | 二次电池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011211592A JP5708934B2 (ja) | 2011-09-27 | 2011-09-27 | 二次電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013073763A true JP2013073763A (ja) | 2013-04-22 |
JP5708934B2 JP5708934B2 (ja) | 2015-04-30 |
Family
ID=47970736
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011211592A Expired - Fee Related JP5708934B2 (ja) | 2011-09-27 | 2011-09-27 | 二次電池 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP5708934B2 (ja) |
KR (1) | KR20130033954A (ja) |
CN (1) | CN103022408B (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113991265A (zh) * | 2021-10-29 | 2022-01-28 | 蜂巢能源科技有限公司 | 锂离子电池及其制备方法 |
CN114613937A (zh) * | 2022-03-15 | 2022-06-10 | 东莞新能安科技有限公司 | 电化学装置及电子装置 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6776530B2 (ja) * | 2015-12-14 | 2020-10-28 | 株式会社村田製作所 | 電池、電池パック、電子機器、電動車両、蓄電装置および電力システム |
CN109565033A (zh) * | 2016-08-31 | 2019-04-02 | 株式会社村田制作所 | 电池、电池组、电子设备、电动车辆、蓄电装置以及电力*** |
JP7491776B2 (ja) * | 2020-08-25 | 2024-05-28 | 株式会社豊田自動織機 | 蓄電装置 |
CN213692108U (zh) * | 2020-10-27 | 2021-07-13 | 宁德时代新能源科技股份有限公司 | 电极组件、电池单体、电池以及用电装置 |
CN116417687A (zh) * | 2022-01-05 | 2023-07-11 | 宁德时代新能源科技股份有限公司 | 卷绕式电极组件、电池单体、电池及用电设备 |
DE102022119246A1 (de) | 2022-08-01 | 2024-02-01 | Bayerische Motoren Werke Aktiengesellschaft | Batteriezelle und verfahren zur herstellung einer batteriezelle |
WO2024087200A1 (zh) * | 2022-10-28 | 2024-05-02 | 宁德时代新能源科技股份有限公司 | 集流体、极片及其制备方法、电极组件及二次电池 |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10270016A (ja) * | 1997-03-24 | 1998-10-09 | Sanyo Electric Co Ltd | 非水電解液二次電池 |
JP2000195525A (ja) * | 1998-12-28 | 2000-07-14 | Sanyo Electric Co Ltd | 非水電解液電池 |
JP2001023612A (ja) * | 1999-07-09 | 2001-01-26 | Matsushita Electric Ind Co Ltd | 非水電解液二次電池 |
JP2001236945A (ja) * | 2000-02-21 | 2001-08-31 | Furukawa Electric Co Ltd:The | リチウム電池用電極とその製造方法、およびそれを用いた電池 |
JP2003187875A (ja) * | 2001-12-18 | 2003-07-04 | Japan Storage Battery Co Ltd | 非水電解質二次電池 |
JP2005285607A (ja) * | 2004-03-30 | 2005-10-13 | Matsushita Electric Ind Co Ltd | 非水系二次電池およびその製造方法 |
JP2006286218A (ja) * | 2005-03-31 | 2006-10-19 | Asahi Kasei Corp | 非水系リチウム型蓄電素子およびその製造方法 |
JP2007328977A (ja) * | 2006-06-07 | 2007-12-20 | Matsushita Electric Ind Co Ltd | 非水系二次電池用電極板とその製造方法および非水系二次電池 |
JP2010157540A (ja) * | 2008-12-26 | 2010-07-15 | Jm Energy Corp | 捲回型蓄電源 |
JP2010186737A (ja) * | 2009-01-14 | 2010-08-26 | Panasonic Corp | 非水系電池用正極板、非水系電池用電極群およびその製造方法、並びに、角形非水系二次電池およびその製造方法 |
JP2011113667A (ja) * | 2009-11-24 | 2011-06-09 | Sharp Corp | 非水電解質2次電池 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001006749A (ja) * | 1999-06-25 | 2001-01-12 | Toyota Central Res & Dev Lab Inc | リチウム二次電池 |
JP2002184411A (ja) * | 2000-12-15 | 2002-06-28 | Sumitomo Electric Ind Ltd | 非水電池用の負極集電体とその製造方法、および非水電池用の負極 |
JP2007311328A (ja) * | 2006-04-18 | 2007-11-29 | Hitachi Maxell Ltd | 非水電解液電池 |
JP2008269890A (ja) * | 2007-04-18 | 2008-11-06 | Nissan Motor Co Ltd | 非水電解質二次電池用電極 |
-
2011
- 2011-09-27 JP JP2011211592A patent/JP5708934B2/ja not_active Expired - Fee Related
-
2012
- 2012-08-30 KR KR1020120095337A patent/KR20130033954A/ko not_active Application Discontinuation
- 2012-08-31 CN CN201210320665.1A patent/CN103022408B/zh not_active Expired - Fee Related
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10270016A (ja) * | 1997-03-24 | 1998-10-09 | Sanyo Electric Co Ltd | 非水電解液二次電池 |
JP2000195525A (ja) * | 1998-12-28 | 2000-07-14 | Sanyo Electric Co Ltd | 非水電解液電池 |
JP2001023612A (ja) * | 1999-07-09 | 2001-01-26 | Matsushita Electric Ind Co Ltd | 非水電解液二次電池 |
JP2001236945A (ja) * | 2000-02-21 | 2001-08-31 | Furukawa Electric Co Ltd:The | リチウム電池用電極とその製造方法、およびそれを用いた電池 |
JP2003187875A (ja) * | 2001-12-18 | 2003-07-04 | Japan Storage Battery Co Ltd | 非水電解質二次電池 |
JP2005285607A (ja) * | 2004-03-30 | 2005-10-13 | Matsushita Electric Ind Co Ltd | 非水系二次電池およびその製造方法 |
JP2006286218A (ja) * | 2005-03-31 | 2006-10-19 | Asahi Kasei Corp | 非水系リチウム型蓄電素子およびその製造方法 |
JP2007328977A (ja) * | 2006-06-07 | 2007-12-20 | Matsushita Electric Ind Co Ltd | 非水系二次電池用電極板とその製造方法および非水系二次電池 |
JP2010157540A (ja) * | 2008-12-26 | 2010-07-15 | Jm Energy Corp | 捲回型蓄電源 |
JP2010186737A (ja) * | 2009-01-14 | 2010-08-26 | Panasonic Corp | 非水系電池用正極板、非水系電池用電極群およびその製造方法、並びに、角形非水系二次電池およびその製造方法 |
JP2011113667A (ja) * | 2009-11-24 | 2011-06-09 | Sharp Corp | 非水電解質2次電池 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113991265A (zh) * | 2021-10-29 | 2022-01-28 | 蜂巢能源科技有限公司 | 锂离子电池及其制备方法 |
CN114613937A (zh) * | 2022-03-15 | 2022-06-10 | 东莞新能安科技有限公司 | 电化学装置及电子装置 |
Also Published As
Publication number | Publication date |
---|---|
CN103022408A (zh) | 2013-04-03 |
CN103022408B (zh) | 2015-04-29 |
JP5708934B2 (ja) | 2015-04-30 |
KR20130033954A (ko) | 2013-04-04 |
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