KR100740362B1 - 파우치형 이차 전지 및 그의 제조방법 - Google Patents
파우치형 이차 전지 및 그의 제조방법 Download PDFInfo
- Publication number
- KR100740362B1 KR100740362B1 KR1020050025399A KR20050025399A KR100740362B1 KR 100740362 B1 KR100740362 B1 KR 100740362B1 KR 1020050025399 A KR1020050025399 A KR 1020050025399A KR 20050025399 A KR20050025399 A KR 20050025399A KR 100740362 B1 KR100740362 B1 KR 100740362B1
- Authority
- KR
- South Korea
- Prior art keywords
- electrode
- secondary battery
- tabs
- battery
- type secondary
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical group [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 8
- 239000008151 electrolyte solution Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- 239000003792 electrolyte Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 229910052744 lithium Inorganic materials 0.000 description 14
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 7
- 239000007774 positive electrode material Substances 0.000 description 6
- 239000007773 negative electrode material Substances 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000005001 laminate film Substances 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
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 239000006182 cathode active material Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 235000015110 jellies Nutrition 0.000 description 2
- 239000008274 jelly Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- SHKUUQIDMUMQQK-UHFFFAOYSA-N 2-[4-(oxiran-2-ylmethoxy)butoxymethyl]oxirane Chemical compound C1OC1COCCCCOCC1CO1 SHKUUQIDMUMQQK-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 150000002641 lithium Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 229920001155 polypropylene Polymers 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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
- H01M10/0404—Machines for assembling batteries
- H01M10/0409—Machines for assembling batteries for cells with wound electrodes
-
- 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
- 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
- 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
-
- 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
-
- 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)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (3)
- 음극, 양극 및 이들 전극 사이에 위치한 격리판과 전해액을 포함하는 젤리-롤(jelly-roll)을 포함하는 파우치형 이차 전지에 있어서, 상기 두 전극이 각각 2개의 전극 탭(tab)을 가지며 동일 전극 상의 탭들끼리 접합되고, 접합된 각 전극 탭에 리드선이 결합된 구조를 갖는 것을 특징으로 하는, 파우치형 이차 전지.
- 제 1 항에 있어서,전극 탭이 양극 및 음극의 양쪽 끝단 무지부에 각각 1개씩 부착되는 것을 특징으로 하는, 파우치형 이차 전지.
- 1) 양극 및 음극의 양쪽 끝단 무지부에 전극 탭을 각각 1개씩 부착하는 단계, 2) 상기 2개의 탭이 부착된 양극과 음극 사이에 격리판을 삽입한 후 권취하여 젤리-롤 형태의 전지 셀을 얻는 단계, 3) 동일 전극 탭끼리 용접하여 접합한 후, 접합된 각 전극 탭에 리드선을 부착하는 단계, 및 4) 리드선이 부착된 전지 셀을 파우치에 넣고 전해액을 주입하는 단계를 포함하는, 제 1 항의 파우치형 이차 전지의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050025399A KR100740362B1 (ko) | 2005-03-28 | 2005-03-28 | 파우치형 이차 전지 및 그의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050025399A KR100740362B1 (ko) | 2005-03-28 | 2005-03-28 | 파우치형 이차 전지 및 그의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060103613A KR20060103613A (ko) | 2006-10-04 |
KR100740362B1 true KR100740362B1 (ko) | 2007-07-16 |
Family
ID=37623502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050025399A KR100740362B1 (ko) | 2005-03-28 | 2005-03-28 | 파우치형 이차 전지 및 그의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100740362B1 (ko) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040003153A (ko) * | 2002-06-29 | 2004-01-13 | 삼성에스디아이 주식회사 | 파우치형 이차전지 |
KR20040110156A (ko) * | 2003-06-18 | 2004-12-31 | 삼성에스디아이 주식회사 | 안전변을 구비한 파우치형 이차전지 |
-
2005
- 2005-03-28 KR KR1020050025399A patent/KR100740362B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040003153A (ko) * | 2002-06-29 | 2004-01-13 | 삼성에스디아이 주식회사 | 파우치형 이차전지 |
KR20040110156A (ko) * | 2003-06-18 | 2004-12-31 | 삼성에스디아이 주식회사 | 안전변을 구비한 파우치형 이차전지 |
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Publication number | Publication date |
---|---|
KR20060103613A (ko) | 2006-10-04 |
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