KR20010039430A - 밀폐전지 - Google Patents
밀폐전지 Download PDFInfo
- Publication number
- KR20010039430A KR20010039430A KR1019990047815A KR19990047815A KR20010039430A KR 20010039430 A KR20010039430 A KR 20010039430A KR 1019990047815 A KR1019990047815 A KR 1019990047815A KR 19990047815 A KR19990047815 A KR 19990047815A KR 20010039430 A KR20010039430 A KR 20010039430A
- Authority
- KR
- South Korea
- Prior art keywords
- base plate
- active material
- negative electrode
- positive electrode
- electrode
- Prior art date
Links
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
- 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
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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
- H01M10/04—Construction or manufacture in general
- H01M10/0431—Cells with wound or folded electrodes
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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
- H01M10/34—Gastight 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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
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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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
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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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
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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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
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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
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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
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/411—Organic material
- H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
- H01M50/417—Polyolefins
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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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (4)
- 금속으로 된 베이스 플레이트에 리튬금속산화물로 된 활물질을 도포 형성한 정극과, 금속으로 된 베이스 플레이트에 카본 및 카본계 활물질을 도포 형성한 부극과, 상기 정극과 부극의 사이에 다공성 세퍼레이터를 개재하여 함께 권취한 전극군을 포함하고, 상기 정극과 부극의 권취 끝단에는 활물질이 도포되지 않은 베이스 플레이트를 배치하되 상호 대향되는 정극과 부극의 베이스 플레이트 길이를 전극군 원주의 절반 이상으로 형성하며, 상기 전극군과 함께 전해액을 수납하여 밀봉된 케이스를 포함하는 밀폐전지.
- 제 1 항에 있어서, 정극과 부극의 권취 시작부에는 활물질이 도포되지 않은 베이스 플레이트를 배치하되, 상호 대향되는 정극과 부극의 베이스 플레이트 길이를 전극군 원주의 절반 이상으로 형성한 것임을 특징으로 하는 밀폐전지.
- 제 1 항에 있어서, 베이스 플레이트는 알루미늄 혹은 구리 중에서 하나의 재질로 된 것임을 특징으로 하는 밀폐전지.
- 제 1 항에 있어서, 세퍼레이터는 폴리프로필렌 및 폴리에틸렌 중에서 하나의 재질로 된 것임을 특징으로 하는 밀폐전지.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990047815A KR100319106B1 (ko) | 1999-10-30 | 1999-10-30 | 밀폐전지 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990047815A KR100319106B1 (ko) | 1999-10-30 | 1999-10-30 | 밀폐전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010039430A true KR20010039430A (ko) | 2001-05-15 |
KR100319106B1 KR100319106B1 (ko) | 2002-01-05 |
Family
ID=19617899
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990047815A KR100319106B1 (ko) | 1999-10-30 | 1999-10-30 | 밀폐전지 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100319106B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100346379B1 (ko) * | 1999-11-26 | 2002-08-01 | 삼성에스디아이 주식회사 | 밀폐전지 |
KR20040022919A (ko) * | 2002-09-10 | 2004-03-18 | 삼성에스디아이 주식회사 | 젤리-롤형의 전극조립체와 이를 채용한 이차전지 |
US8541119B2 (en) | 2009-12-14 | 2013-09-24 | Samsung Sdi Co., Ltd. | Lithium secondary battery and method of controlling short resistance thereof |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI275194B (en) | 2004-10-08 | 2007-03-01 | Lg Chemical Ltd | Secondary battery having an improved safety |
-
1999
- 1999-10-30 KR KR1019990047815A patent/KR100319106B1/ko active IP Right Grant
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100346379B1 (ko) * | 1999-11-26 | 2002-08-01 | 삼성에스디아이 주식회사 | 밀폐전지 |
KR20040022919A (ko) * | 2002-09-10 | 2004-03-18 | 삼성에스디아이 주식회사 | 젤리-롤형의 전극조립체와 이를 채용한 이차전지 |
US8541119B2 (en) | 2009-12-14 | 2013-09-24 | Samsung Sdi Co., Ltd. | Lithium secondary battery and method of controlling short resistance thereof |
Also Published As
Publication number | Publication date |
---|---|
KR100319106B1 (ko) | 2002-01-05 |
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