KR20080072112A - 출력 특성이 향상된 전극조립체 및 이를 포함하는 이차전지 - Google Patents
출력 특성이 향상된 전극조립체 및 이를 포함하는 이차전지 Download PDFInfo
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- KR20080072112A KR20080072112A KR1020070010371A KR20070010371A KR20080072112A KR 20080072112 A KR20080072112 A KR 20080072112A KR 1020070010371 A KR1020070010371 A KR 1020070010371A KR 20070010371 A KR20070010371 A KR 20070010371A KR 20080072112 A KR20080072112 A KR 20080072112A
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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
- H01G11/10—Multiple hybrid or EDL capacitors, e.g. arrays or modules
- H01G11/12—Stacked hybrid or EDL capacitors
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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
- H01G11/32—Carbon-based
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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
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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
- H01M10/0583—Construction or manufacture of accumulators with folded construction elements except wound ones, i.e. folded positive or negative electrodes or separators, e.g. with "Z"-shaped electrodes or separators
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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
- H01M12/00—Hybrid cells; Manufacture thereof
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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
- H01M10/0565—Polymeric materials, e.g. gel-type or solid-type
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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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M10/4264—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing with capacitors
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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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- 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
- H01M2300/0065—Solid electrolytes
- H01M2300/0082—Organic polymers
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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
- 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
- Y02T10/62—Hybrid vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (13)
- 충방전이 가능한 다수의 전극군들로 구성된 전극조립체로서, 상기 전극군들은 분리막이 개재된 상태에서 양극과 음극이 대면하는 구조로 이루어져 있고, 그 중 적어도 하나 이상의 전극군들은 캐패시터형 전극군으로 이루어져 있으며, 캐패시터형 전극군의 음극이 이차전지용 유닛셀과 대면하는 구조인 것을 특징으로 하는 전극조립체.
- 제 1 항에 있어서, 캐패시터형 전극군에 대면하는 이차전지용 유닛셀의 전극은 양극인 것을 특징으로 하는 전극조립체.
- 제 1 항에 있어서, 상기 전극조립체는 스택/폴딩형 구조로 이루어진 것을 특징으로 하는 전극조립체.
- 제 3 항에 있어서, 상기 전극조립체는 전극군으로서 풀셀 또는 바이셀의 유닛셀을 포함하고 있는 스택/폴딩형 구조로 이루어진 것을 특징으로 하는 전극조립체.
- 제 4 항에 있어서, 상기 유닛셀 중 적어도 하나 이상은 캐패시터형 유닛셀인 것을 특징으로 하는 전극조립체.
- 제 5 항에 있어서, 상기 캐패시터형 유닛셀은 금속 시트 상에 각각 카본계 물질이 도포되어 있는 양극과 음극 사이에 분리막이 개재되어 있는 구조로 이루어진 것을 특징으로 하는 전극조립체.
- 제 6 항에 있어서, 상기 카본계 물질은 흑연 및/또는 활성탄인 것을 특징으로 하는 전극조립체.
- 제 4 항에 있어서, 상기 전극조립체는 긴 분리필름 상에 다수의 유닛셀들을 위치시킨 상태에서 순차적으로 권취하여 적층시킨 구조로 이루어져 있으며, 그러한 적층 구조에서 최상단 유닛셀과 최하단위 유닛셀은 각각 캐패시터형 유닛셀인 것을 특징으로 하는 전극조립체.
- 제 4 항에 있어서, 상기 유닛셀들 중 캐패시터형 유닛셀을 제외한 나머지 이차전지용 유닛셀들은, 양극 활물질로서 전이금속 산화물과 음극 활물질로서 카본계 물질을 포함하는 구성으로 이루어진 것을 특징으로 하는 전극조립체.
- 제 1 항 내지 제 9 항 중 어느 하나에 따른 전극조립체를 포함하는 것으로 구성된 이차전지.
- 제 10 항에 있어서, 상기 전지는 리튬이온 폴리머 전지인 것을 특징으로 하는 이차전지.
- 제 10 항에 따른 이차전지를 단위전지로서 포함하는 중대형 전지팩.
- 제 12 항에 있어서, 상기 전지팩은 전기자동차 또는 하이브리드 전기자동차의 동력원으로 사용되는 것을 특징으로 하는 중대형 전지팩.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020070010371A KR101035284B1 (ko) | 2007-02-01 | 2007-02-01 | 출력 특성이 향상된 전극조립체 및 이를 포함하는 이차전지 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020070010371A KR101035284B1 (ko) | 2007-02-01 | 2007-02-01 | 출력 특성이 향상된 전극조립체 및 이를 포함하는 이차전지 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020110019212A Division KR101152649B1 (ko) | 2011-03-04 | 2011-03-04 | 출력 특성이 향상된 전극조립체 및 이를 포함하는 이차전지 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20080072112A true KR20080072112A (ko) | 2008-08-06 |
| KR101035284B1 KR101035284B1 (ko) | 2011-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020070010371A Active KR101035284B1 (ko) | 2007-02-01 | 2007-02-01 | 출력 특성이 향상된 전극조립체 및 이를 포함하는 이차전지 |
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| KR (1) | KR101035284B1 (ko) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013137575A1 (ko) * | 2012-03-14 | 2013-09-19 | 주식회사 엘지화학 | 신규한 구조의 전극조립체 및 이를 포함하는 전지셀 |
| KR20150128096A (ko) * | 2014-05-08 | 2015-11-18 | 삼성에스디아이 주식회사 | 이차전지 |
| US11870079B2 (en) | 2017-03-09 | 2024-01-09 | Samsung Sdi Co., Ltd. | Electrode assembly and lithium battery comprising same |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012169829A2 (ko) | 2011-06-09 | 2012-12-13 | 주식회사 엘지화학 | 전극조립체 및 이를 포함하는 리튬 이차전지 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6790556B1 (en) | 1999-12-06 | 2004-09-14 | E.C.R. - Electro Chemical Research, Ltd. | Electrochemical energy storage device having improved enclosure arrangement |
| JP4825344B2 (ja) * | 2000-06-07 | 2011-11-30 | Fdk株式会社 | 電池・キャパシタ複合素子 |
| KR20020067304A (ko) * | 2001-02-16 | 2002-08-22 | 주식회사 네스캡 | 전기에너지 저장장치 |
| KR100912788B1 (ko) | 2006-09-11 | 2009-08-18 | 주식회사 엘지화학 | 우수한 펄스 방전 특성의 전극조립체 |
-
2007
- 2007-02-01 KR KR1020070010371A patent/KR101035284B1/ko active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013137575A1 (ko) * | 2012-03-14 | 2013-09-19 | 주식회사 엘지화학 | 신규한 구조의 전극조립체 및 이를 포함하는 전지셀 |
| US10199690B2 (en) | 2012-03-14 | 2019-02-05 | Lg Chem, Ltd. | Electrode assembly of novel structure and battery cell comprising the same |
| US11177510B2 (en) | 2012-03-14 | 2021-11-16 | Lg Chem, Ltd. | Electrode assembly of novel structure and battery cell comprising the same |
| KR20150128096A (ko) * | 2014-05-08 | 2015-11-18 | 삼성에스디아이 주식회사 | 이차전지 |
| US11870079B2 (en) | 2017-03-09 | 2024-01-09 | Samsung Sdi Co., Ltd. | Electrode assembly and lithium battery comprising same |
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| Publication number | Publication date |
|---|---|
| KR101035284B1 (ko) | 2011-05-18 |
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