KR100919691B1 - 도전성 시트층을 구비한 이차전지용 단위셀 및 이를 이용한 리튬이온 이차전지 - Google Patents
도전성 시트층을 구비한 이차전지용 단위셀 및 이를 이용한 리튬이온 이차전지 Download PDFInfo
- Publication number
- KR100919691B1 KR100919691B1 KR1020090056406A KR20090056406A KR100919691B1 KR 100919691 B1 KR100919691 B1 KR 100919691B1 KR 1020090056406 A KR1020090056406 A KR 1020090056406A KR 20090056406 A KR20090056406 A KR 20090056406A KR 100919691 B1 KR100919691 B1 KR 100919691B1
- Authority
- KR
- South Korea
- Prior art keywords
- electrode
- secondary battery
- conductive sheet
- sheet layer
- lithium ion
- Prior art date
Links
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 48
- 229910052751 metal Inorganic materials 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims abstract description 13
- 229910052782 aluminium Inorganic materials 0.000 claims description 15
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 13
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000011133 lead Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000035939 shock Effects 0.000 abstract description 6
- 238000004880 explosion Methods 0.000 abstract description 5
- 230000020169 heat generation Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 51
- 229910052744 lithium Inorganic materials 0.000 description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 229920000642 polymer Polymers 0.000 description 6
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- 239000002033 PVDF binder Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000005486 organic electrolyte Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007784 solid electrolyte Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000006182 cathode active material Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 229910000625 lithium cobalt oxide Inorganic materials 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- BFZPBUKRYWOWDV-UHFFFAOYSA-N lithium;oxido(oxo)cobalt Chemical compound [Li+].[O-][Co]=O BFZPBUKRYWOWDV-UHFFFAOYSA-N 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910000652 nickel hydride Inorganic materials 0.000 description 1
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000010409 thin film Substances 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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/661—Metal or alloys, e.g. alloy coatings
-
- 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
- H01M10/0436—Small-sized flat cells or batteries for portable equipment
-
- 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
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion 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
- 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
-
- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
시험조건 | 실시예 | 비교예 | |||||
1 | 2 | 3 | 4 | 5 | 6 | ||
Φ5mm, 80mm/sec. | 발화없음 | 발화없음 | 발화없음 | 발화없음 | 발화없음 | 발화없음 | 발화없음 |
Φ5mm, 60mm/sec. | 발화없음 | 발화없음 | 발화없음 | 발화없음 | 발화없음 | 발화없음 | 발화 |
Φ5mm, 40mm/sec. | 발화없음 | 발화없음 | 발화없음 | 발화없음 | 발화없음 | 발화없음 | 발화 |
Φ5mm, 20mm/sec. | 발화없음 | 발화없음 | 발화없음 | 발화없음 | 발화 | 발화없음 | 발화 |
Φ5mm, 15mm/sec. | 발화없음 | 발화없음 | 발화 | 발화없음 | 발화 | 발화 | 발화 |
Φ5mm, 10mm/sec. | 발화 | 발화 | 발화 | 발화없음 | 발화 | 발화 | 발화 |
Claims (8)
- 전극과 분리막을 포함하는 반복단위가 복수개로 적층된 전극적층체; 및 상기 전극적층체 내의 특정 층 사이에 위치하면서, 전극리드와 전기적으로 연결된 하나 이상의 도전성 시트층을 포함하는 것을 특징으로 하는 리튬이온 이차전지용 단위셀.
- 제1항에 있어서, 상기 도전성 시트층의 재질은 알루미늄, 구리, 니켈, 철, 아연, 납 및 티타늄으로 구성된 그룹으로부터 선택되는 하나 이상의 금속인 것을 특징으로 하는 상기 리튬이온 이차전지용 단위셀.
- 제1항에 있어서, 상기 도전성 시트층이 양극전극과 접촉하는 경우 도전성 시트층의 재질은 알루미늄이고; 상기 도전성 시트층이 음극전극과 접촉하는 경우에는 상기 도전성 시트층의 재질은 구리인 것을 특징으로 하는 상기 리튬이온 이차전지용 단위셀.
- 제1항에 있어서, 상기 도전성 시트층은 복수의 겹으로 구성된 시트층인 것을 특징으로 하는 상기 리튬이온 이차전지용 단위셀.
- 제1항에 있어서, 상기 도전성 시트층의 두께는 0.001 내지 200mm인 것을 특 징으로 하는 상기 리튬이온 이차전지용 단위셀.
- 제1항에 있어서, 상기 도전성 시트층의 매수가 2 이상이되, 상기 도전성 시트층의 위치는 상하의 최외각 전극과 분리막 사이인 것을 특징으로 하는 상기 리튬이온 이차전지용 단위셀.
- 제6항에 있어서, 상기 2 이상의 도전성 시트층이 전극리드의 반대측에서 전기적으로 서로 연결된 것임을 특징으로 하는 상기 리튬이온 이차전지용 단위셀.
- 제1항 내지 제7항 중 어느 한 항에 따른 단위셀을 구비한 리튬이온 이차전지.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090056406A KR100919691B1 (ko) | 2009-06-24 | 2009-06-24 | 도전성 시트층을 구비한 이차전지용 단위셀 및 이를 이용한 리튬이온 이차전지 |
DE102009038096A DE102009038096A1 (de) | 2009-06-24 | 2009-08-19 | Einheitszelle für Sekundärbatterie mit leitfähiger plattenartiger Lage bzw. Schicht und Lithiumionen-Sekundärbatterie dieselbe enthaltend |
US12/550,035 US20100330422A1 (en) | 2009-06-24 | 2009-08-28 | Unit Cell for Secondary Battery Having Conductive Sheet Layer and Lithium Ion Secondary Battery Having the Same |
JP2009199459A JP5255538B2 (ja) | 2009-06-24 | 2009-08-31 | 導電性シート層を備えた二次電池用単位セル及びそれを用いたリチウムイオン二次電池 |
CN2009101701116A CN101931103A (zh) | 2009-06-24 | 2009-09-03 | 用于具有导电片层的蓄电池和锂离子蓄电池的单体电池 |
TW098129802A TWI404250B (zh) | 2009-06-24 | 2009-09-04 | 具有導電板層之二次電池的單位晶胞及具有此種單位晶胞之鋰離子二次電池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090056406A KR100919691B1 (ko) | 2009-06-24 | 2009-06-24 | 도전성 시트층을 구비한 이차전지용 단위셀 및 이를 이용한 리튬이온 이차전지 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100919691B1 true KR100919691B1 (ko) | 2009-10-06 |
Family
ID=41571911
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020090056406A KR100919691B1 (ko) | 2009-06-24 | 2009-06-24 | 도전성 시트층을 구비한 이차전지용 단위셀 및 이를 이용한 리튬이온 이차전지 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20100330422A1 (ko) |
JP (1) | JP5255538B2 (ko) |
KR (1) | KR100919691B1 (ko) |
CN (1) | CN101931103A (ko) |
DE (1) | DE102009038096A1 (ko) |
TW (1) | TWI404250B (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014062027A1 (ko) * | 2012-10-19 | 2014-04-24 | 에스케이이노베이션 주식회사 | 이차전지 |
KR101763626B1 (ko) * | 2014-08-01 | 2017-08-01 | 주식회사 엘지화학 | 안전성 향상을 위한 구조의 도전부재를 포함하고 있는 전지셀 |
WO2018021765A1 (ko) * | 2016-07-28 | 2018-02-01 | 주식회사 엘지화학 | 이차전지 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101155920B1 (ko) * | 2010-07-16 | 2012-06-20 | 삼성에스디아이 주식회사 | 전극 어셈블리 및 이를 이용한 이차 전지 |
WO2014101479A1 (en) | 2012-12-25 | 2014-07-03 | Shenzhen Byd Auto R&D Company Limited | Battery |
WO2014101478A1 (en) | 2012-12-25 | 2014-07-03 | Shenzhen Byd Auto R&D Company Limited | Battery |
US9812706B2 (en) | 2012-12-28 | 2017-11-07 | Industrial Technology Research Institute | Protected active metal electrode and device with the electrode |
JP6681017B2 (ja) * | 2015-11-27 | 2020-04-15 | トヨタ自動車株式会社 | 電極体を有する二次電池 |
US10224529B2 (en) | 2016-08-19 | 2019-03-05 | Microsoft Technology Licensing, Llc | Stacked-electrode battery cell |
US10680297B2 (en) * | 2017-07-24 | 2020-06-09 | GM Global Technology Operations LLC | Tab cooling for pouch cell |
JP7065600B2 (ja) * | 2017-12-28 | 2022-05-12 | 積水化学工業株式会社 | リチウムイオン二次電池 |
SE2151624A1 (en) * | 2021-12-27 | 2023-06-28 | Northvolt Ab | Secondary battery assembly |
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-
2009
- 2009-06-24 KR KR1020090056406A patent/KR100919691B1/ko active IP Right Grant
- 2009-08-19 DE DE102009038096A patent/DE102009038096A1/de not_active Withdrawn
- 2009-08-28 US US12/550,035 patent/US20100330422A1/en not_active Abandoned
- 2009-08-31 JP JP2009199459A patent/JP5255538B2/ja not_active Expired - Fee Related
- 2009-09-03 CN CN2009101701116A patent/CN101931103A/zh active Pending
- 2009-09-04 TW TW098129802A patent/TWI404250B/zh not_active IP Right Cessation
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JPH09505941A (ja) * | 1994-09-21 | 1997-06-10 | ザクリトエ アクトシオネルノエ オブスケストボ ”アブトウアズ” | リチウム電池 |
KR100240743B1 (ko) | 1997-07-14 | 2000-01-15 | 성재갑 | 전도성 층이 도포된 전지 분리막을 이용한 리튬 이차전지 |
KR100590096B1 (ko) | 2004-04-29 | 2006-06-14 | 삼성에스디아이 주식회사 | 리튬 이차 전지 |
KR100810601B1 (ko) | 2006-12-29 | 2008-03-06 | 새한에너테크 주식회사 | 대면적 2차전지용 크루드 셀 및 그 제조방법 |
Cited By (6)
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WO2014062027A1 (ko) * | 2012-10-19 | 2014-04-24 | 에스케이이노베이션 주식회사 | 이차전지 |
KR101763626B1 (ko) * | 2014-08-01 | 2017-08-01 | 주식회사 엘지화학 | 안전성 향상을 위한 구조의 도전부재를 포함하고 있는 전지셀 |
WO2018021765A1 (ko) * | 2016-07-28 | 2018-02-01 | 주식회사 엘지화학 | 이차전지 |
KR20180013123A (ko) * | 2016-07-28 | 2018-02-07 | 주식회사 엘지화학 | 이차전지 |
KR101992430B1 (ko) * | 2016-07-28 | 2019-09-30 | 주식회사 엘지화학 | 이차전지 |
US11335981B2 (en) | 2016-07-28 | 2022-05-17 | Lg Energy Solution, Ltd. | Secondary battery |
Also Published As
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US20100330422A1 (en) | 2010-12-30 |
JP5255538B2 (ja) | 2013-08-07 |
TWI404250B (zh) | 2013-08-01 |
DE102009038096A1 (de) | 2011-02-03 |
CN101931103A (zh) | 2010-12-29 |
JP2011009182A (ja) | 2011-01-13 |
TW201101555A (en) | 2011-01-01 |
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