KR100807030B1 - 리튬 이차 전지 - Google Patents
리튬 이차 전지 Download PDFInfo
- Publication number
- KR100807030B1 KR100807030B1 KR1020060028655A KR20060028655A KR100807030B1 KR 100807030 B1 KR100807030 B1 KR 100807030B1 KR 1020060028655 A KR1020060028655 A KR 1020060028655A KR 20060028655 A KR20060028655 A KR 20060028655A KR 100807030 B1 KR100807030 B1 KR 100807030B1
- Authority
- KR
- South Korea
- Prior art keywords
- secondary battery
- lithium secondary
- electrode assembly
- support
- cap
- Prior art date
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 19
- 235000015110 jellies Nutrition 0.000 claims abstract description 7
- 239000008274 jelly Substances 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 8
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 230000008961 swelling Effects 0.000 abstract description 18
- 239000007769 metal material Substances 0.000 abstract description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 12
- 229910001416 lithium ion Inorganic materials 0.000 description 12
- 238000007600 charging Methods 0.000 description 7
- 239000003792 electrolyte Substances 0.000 description 6
- 239000007774 positive electrode material Substances 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 5
- 239000008151 electrolyte solution Substances 0.000 description 4
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 229910052808 lithium carbonate Inorganic materials 0.000 description 3
- 239000007773 negative electrode material Substances 0.000 description 3
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- CKFRRHLHAJZIIN-UHFFFAOYSA-N cobalt lithium Chemical compound [Li].[Co] CKFRRHLHAJZIIN-UHFFFAOYSA-N 0.000 description 1
- 238000010280 constant potential charging Methods 0.000 description 1
- 238000010277 constant-current charging Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- IEFJDZJERJLOEW-UHFFFAOYSA-L lithium cobalt(2+) sulfate Chemical compound S(=O)(=O)([O-])[O-].[Co+2].[Li+] IEFJDZJERJLOEW-UHFFFAOYSA-L 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000005486 organic electrolyte Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000003466 welding Methods 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
-
- 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
-
- 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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/155—Lids or covers characterised by the material
-
- 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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
- H01M50/169—Lids or covers characterised by the methods of assembling casings with lids by welding, brazing or soldering
-
- 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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
-
- 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
- H01M50/543—Terminals
-
- 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
-
- 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)
- Secondary Cells (AREA)
Abstract
Description
Claims (8)
- 극성이 서로 다른 두 전극과, 상기 두 전극 사이에 개재되는 세퍼레이터를 구비하며 젤리 롤 타입으로 권취된 전극조립체;상기 전극조립체가 내부에 수납되고, 상부측에 지지부를 갖는 캔; 및상기 캔에 밀봉 접합되는 캡플레이트와, 상기 캡플레이트에 삽입되는 절연부재를 구비하여 상기 캔과 다른 극성을 갖는 단자를 포함하는 캡조립체를 포함하여 구성하는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 지지부는 캔의 두께가 두껍게 형성되어 이루어지는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항 또는 제 2 항에 있어서,상기 지지부는 상기 캔 전체 체적의 50% 또는 50% 보다 큰 체적을 갖도록 형성되는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항 또는 제 2 항에 있어서,상기 지지부는 상기 캔의 하부측 부위보다 10 내지 30% 범위 만큼 두껍게 형성되는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 지지부의 종방향 길이(L2)는 상기 캔의 전체 종방향 길이(L1)의 1/2, 또는 1/2 보다 길이가 길게 형성되는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 지지부는 상기 캔의 측면에서 내측으로 요입되게 형성되는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 지지부는 상기 캔의 측면에서 외측으로 돌출되게 형성되는 것을 특징으로 하는 리튬 이차 전지.
- 제 1 항에 있어서,상기 전극 조립체는 하단부가 접착부재에 의해 구속된 것을 특징을 하는 리튬 이차 전지.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060028655A KR100807030B1 (ko) | 2006-03-29 | 2006-03-29 | 리튬 이차 전지 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060028655A KR100807030B1 (ko) | 2006-03-29 | 2006-03-29 | 리튬 이차 전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070097852A KR20070097852A (ko) | 2007-10-05 |
KR100807030B1 true KR100807030B1 (ko) | 2008-02-25 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020060028655A KR100807030B1 (ko) | 2006-03-29 | 2006-03-29 | 리튬 이차 전지 |
Country Status (1)
Country | Link |
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KR (1) | KR100807030B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101009567B1 (ko) * | 2008-12-05 | 2011-01-18 | 삼성에스디아이 주식회사 | 배터리 팩 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101621094B1 (ko) | 2009-08-20 | 2016-05-16 | 삼성에스디아이 주식회사 | 이차 전지 |
KR101146324B1 (ko) | 2009-09-29 | 2012-05-21 | 삼성에스디아이 주식회사 | 이차 전지 |
KR102484264B1 (ko) | 2015-11-24 | 2023-01-02 | 삼성에스디아이 주식회사 | 이차 전지 및 그의 제조 방법 |
KR102490097B1 (ko) | 2019-01-02 | 2023-01-17 | 주식회사 엘지에너지솔루션 | 다중 탭을 가지는 원통형 전지의 제조 방법 및 이를 이용하여 제조된 원통형 전지 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040110254A (ko) * | 2003-06-18 | 2004-12-31 | 삼성에스디아이 주식회사 | 리튬 이온 2차 전지 |
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- 2006-03-29 KR KR1020060028655A patent/KR100807030B1/ko active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040110254A (ko) * | 2003-06-18 | 2004-12-31 | 삼성에스디아이 주식회사 | 리튬 이온 2차 전지 |
Non-Patent Citations (1)
Title |
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공개특허공보10-2004-0110254 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101009567B1 (ko) * | 2008-12-05 | 2011-01-18 | 삼성에스디아이 주식회사 | 배터리 팩 |
US9219259B2 (en) | 2008-12-05 | 2015-12-22 | Samsung Sdi Co., Ltd. | Battery pack having a spacer disposed between battery cells |
Also Published As
Publication number | Publication date |
---|---|
KR20070097852A (ko) | 2007-10-05 |
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