KR20140116924A - 밀폐형 리튬 2차 전지 - Google Patents
밀폐형 리튬 2차 전지 Download PDFInfo
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- KR20140116924A KR20140116924A KR1020147022511A KR20147022511A KR20140116924A KR 20140116924 A KR20140116924 A KR 20140116924A KR 1020147022511 A KR1020147022511 A KR 1020147022511A KR 20147022511 A KR20147022511 A KR 20147022511A KR 20140116924 A KR20140116924 A KR 20140116924A
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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
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/578—Devices or arrangements for the interruption of current in response to pressure
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
-
- 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
- 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
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
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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
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
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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
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0567—Liquid materials characterised by the additives
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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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
도 2는 도 1의 밀폐형 리튬 2차 전지의 Ⅱ-Ⅱ선에 있어서의 단면 구조를 모식적으로 도시하는 도면이다.
도 3은 본 발명의 일 실시 형태에 관한, 밀폐형 리튬 2차 전지의 권회 전극체의 구성을 도시하는 모식도이다.
도 4는 본 발명의 일 실시 형태에 관한 밀폐형 리튬 2차 전지(단전지)를 복수 조합한 조전지를 모식적으로 도시하는 사시도이다.
도 5는 본 발명의 일 실시 형태에 관한, 조전지를 구비한 차량(자동차)을 도시하는 측면도이다.
도 6은 전해질의 점도(mPa·sec)와 온도(℃)의 관계를 나타내는 그래프이다.
10 : 정극 시트(정극)
12 : 정극 집전체
14 : 정극 합재층
20 : 부극 시트(부극)
22 : 부극 집전체
24 : 부극 합재층
30 : 전류 차단 기구
32 : 변형 금속판(제1 부재)
34 : 접속 금속판(제2 부재)
38 : 절연 케이스
40A, 40B : 세퍼레이터 시트
50 : 하드 케이스
52 : 케이스 본체
54 : 덮개
55 : 안전 밸브
70 : 정극 단자
72 : 부극 단자
80 : 권회 전극체
90 : 평판
100 : 밀폐형 리튬 2차 전지
110 : 냉각판
120 : 엔드 플레이트
130 : 구속 밴드
140 : 접속 부재
150 : 스페이서 부재
155 : 비스
200 : 조전지
Claims (9)
- 정극과 부극을 구비한 전극체와, 전해질이 소정의 전지 케이스 내에 수용된 밀폐형 리튬 2차 전지이며,
여기서, 상기 전해질에는, 100℃ 이하의 온도 영역에 있어서 온도 상승에 수반하는 상기 전해질의 점도 저하를 억제할 수 있는 화합물과, 소정의 전지 전압을 초과하였을 때에 수소 가스를 발생시킬 수 있는 방향족 화합물이 포함되어 있고,
상기 전지 케이스는, 상기 수소 가스의 발생에 수반하여, 상기 전지 케이스 내의 압력이 상승하였을 때에 작동하는 전류 차단 기구를 구비하고 있는, 밀폐형 리튬 2차 전지. - 제1항에 있어서, 상기 온도 상승에 수반하는 상기 전해질의 점도 저하를 억제할 수 있는 화합물로서, 적어도 다당류를 포함하는, 밀폐형 리튬 2차 전지.
- 제2항에 있어서, 상기 다당류로서, 적어도 커들란을 포함하는, 밀폐형 리튬 2차 전지.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 전해질은, 레오미터에 의해 전단 속도 100s-1의 조건에서 측정되는, 25℃에서의 점도(V25)와 60℃에서의 점도(V60)의 비(V60/V25)가 0.8 이상 10 이하인, 밀폐형 리튬 2차 전지.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 온도 상승에 수반하는 상기 전해질의 점도 저하를 억제할 수 있는 화합물의 첨가량이, 상기 전해질 100질량%에 대해, 0.1질량% 이상 10질량% 이하인, 밀폐형 리튬 2차 전지.
- 제1항 내지 제5항 중 어느 한 항에 있어서, 상기 방향족 화합물로서, 시클로헥실벤젠 및/또는 비페닐을 포함하는, 밀폐형 리튬 2차 전지.
- 제1항 내지 제6항 중 어느 한 항에 있어서, 상기 방향족 화합물의 첨가량이, 상기 전해질 100질량%에 대해, 0.5질량% 이상 5질량% 이하인, 밀폐형 리튬 2차 전지.
- 제1항 내지 제7항 중 어느 한 항에 기재된 밀폐형 리튬 2차 전지를 복수개 조합한, 조전지.
- 제8항에 기재된 조전지를 구동용 전원으로서 구비하는, 차량.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2012/050846 WO2013108365A1 (ja) | 2012-01-17 | 2012-01-17 | 密閉型リチウム二次電池 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20140116924A true KR20140116924A (ko) | 2014-10-06 |
| KR101674779B1 KR101674779B1 (ko) | 2016-11-09 |
Family
ID=48798815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020147022511A Active KR101674779B1 (ko) | 2012-01-17 | 2012-01-17 | 밀폐형 리튬 2차 전지 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9559383B2 (ko) |
| JP (1) | JP5854292B2 (ko) |
| KR (1) | KR101674779B1 (ko) |
| CN (1) | CN104054207B (ko) |
| DE (1) | DE112012005691B4 (ko) |
| WO (1) | WO2013108365A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210087845A (ko) * | 2020-01-03 | 2021-07-13 | 세종대학교산학협력단 | 전지용 전해질 및 그 제조방법. |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5896218B2 (ja) | 2012-02-23 | 2016-03-30 | トヨタ自動車株式会社 | 密閉型非水電解質二次電池 |
| JP6442966B2 (ja) * | 2013-10-31 | 2018-12-26 | 株式会社村田製作所 | 二次電池、電池パック、電動車両、電力貯蔵システム、電動工具および電子機器 |
| JP6508562B2 (ja) * | 2013-11-28 | 2019-05-08 | 株式会社Gsユアサ | 蓄電素子 |
| JP5963012B2 (ja) * | 2014-04-21 | 2016-08-03 | トヨタ自動車株式会社 | 非水電解質二次電池 |
| JP6358466B2 (ja) | 2014-10-10 | 2018-07-18 | トヨタ自動車株式会社 | 非水電解液二次電池 |
| EP3353844B1 (en) | 2015-03-27 | 2022-05-11 | Mason K. Harrup | All-inorganic solvents for electrolytes |
| CN106549158A (zh) * | 2015-09-16 | 2017-03-29 | 深圳市比克动力电池有限公司 | 锂离子电池负极材料、锂离子电池负极片及锂离子电池 |
| CN106920968B (zh) * | 2015-12-25 | 2025-08-15 | 深圳市比克动力电池有限公司 | 锂离子电池负极混料、负极和锂离子电池 |
| JP6458744B2 (ja) * | 2016-02-16 | 2019-01-30 | トヨタ自動車株式会社 | 電池を搭載した移動体 |
| WO2017145849A1 (ja) * | 2016-02-26 | 2017-08-31 | 三洋電機株式会社 | 非水電解質二次電池 |
| US10707531B1 (en) | 2016-09-27 | 2020-07-07 | New Dominion Enterprises Inc. | All-inorganic solvents for electrolytes |
| CN106887641A (zh) * | 2017-01-09 | 2017-06-23 | 北京鼎能开源电池科技股份有限公司 | 一种三元电池用防过充电解液及其制备方法 |
| CN108666519B (zh) * | 2017-03-31 | 2020-07-10 | 比亚迪股份有限公司 | 电池盖板组件、单体电池、电池模组、动力电池包和电动汽车 |
| US11417874B2 (en) * | 2018-05-07 | 2022-08-16 | Honda Motor Co., Ltd. | Non-aqueous electrolyte secondary battery |
| CN109037778A (zh) * | 2018-08-01 | 2018-12-18 | 桑德集团有限公司 | 一种电解液添加剂和含有其的电解液、锂离子电池以及设备 |
| CN110444764B (zh) * | 2019-08-08 | 2020-12-22 | 宁德时代新能源科技股份有限公司 | 一种正极极片及电化学储能装置 |
| CN110400933B (zh) | 2019-08-08 | 2020-12-04 | 宁德时代新能源科技股份有限公司 | 正极极片及包括该正极极片的电化学装置 |
| CN110429240B (zh) | 2019-08-08 | 2020-12-04 | 宁德时代新能源科技股份有限公司 | 正极极片及包括该正极极片的电化学装置 |
| CN110474114B (zh) * | 2019-08-08 | 2020-11-10 | 宁德时代新能源科技股份有限公司 | 一种电化学储能装置 |
| CN112467193B (zh) * | 2021-01-28 | 2021-10-29 | 上海瑞浦青创新能源有限公司 | 一种安全型锂离子电池及其制备方法 |
| CN116544615A (zh) * | 2023-07-03 | 2023-08-04 | 宁德时代新能源科技股份有限公司 | 隔离膜、锂二次电池和用电装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2001085057A (ja) | 1999-09-13 | 2001-03-30 | Toshiba Battery Co Ltd | 二次電池 |
| JP2006324235A (ja) | 2005-04-20 | 2006-11-30 | Matsushita Electric Ind Co Ltd | 非水電解質二次電池 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3346739B2 (ja) * | 1998-06-30 | 2002-11-18 | 新神戸電機株式会社 | 非水電解液二次電池 |
| JP3113652B1 (ja) * | 1999-06-30 | 2000-12-04 | 三洋電機株式会社 | リチウム二次電池 |
| WO2007008006A1 (en) | 2005-07-13 | 2007-01-18 | Lg Chem, Ltd. | Lithium secondary battery containing capsule for controlled-release of additives |
| US8632919B2 (en) * | 2006-10-16 | 2014-01-21 | Lg Chem, Ltd. | Electrolyte of high temperature property and overcharge-prevention property and secondary battery employed with the same |
| KR100976862B1 (ko) | 2007-11-21 | 2010-08-23 | 주식회사 엘지화학 | 향상된 저장성능을 가지는 이차전지 및 이의 제조방법. |
| JP2010135170A (ja) * | 2008-12-04 | 2010-06-17 | Hitachi Vehicle Energy Ltd | リチウム二次電池、二次電池モジュールおよび二次電池パック |
-
2012
- 2012-01-17 WO PCT/JP2012/050846 patent/WO2013108365A1/ja not_active Ceased
- 2012-01-17 JP JP2013554116A patent/JP5854292B2/ja active Active
- 2012-01-17 DE DE112012005691.4T patent/DE112012005691B4/de active Active
- 2012-01-17 CN CN201280067214.XA patent/CN104054207B/zh active Active
- 2012-01-17 KR KR1020147022511A patent/KR101674779B1/ko active Active
- 2012-01-17 US US14/372,299 patent/US9559383B2/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001085057A (ja) | 1999-09-13 | 2001-03-30 | Toshiba Battery Co Ltd | 二次電池 |
| JP2006324235A (ja) | 2005-04-20 | 2006-11-30 | Matsushita Electric Ind Co Ltd | 非水電解質二次電池 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210087845A (ko) * | 2020-01-03 | 2021-07-13 | 세종대학교산학협력단 | 전지용 전해질 및 그 제조방법. |
Also Published As
| Publication number | Publication date |
|---|---|
| US20140342200A1 (en) | 2014-11-20 |
| CN104054207B (zh) | 2017-02-22 |
| KR101674779B1 (ko) | 2016-11-09 |
| CN104054207A (zh) | 2014-09-17 |
| WO2013108365A1 (ja) | 2013-07-25 |
| DE112012005691B4 (de) | 2021-11-25 |
| JP5854292B2 (ja) | 2016-02-09 |
| DE112012005691T5 (de) | 2014-10-02 |
| US9559383B2 (en) | 2017-01-31 |
| JPWO2013108365A1 (ja) | 2015-05-11 |
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