KR20080090753A - 파우치형 리튬 2차전지 - Google Patents
파우치형 리튬 2차전지 Download PDFInfo
- Publication number
- KR20080090753A KR20080090753A KR1020070033980A KR20070033980A KR20080090753A KR 20080090753 A KR20080090753 A KR 20080090753A KR 1020070033980 A KR1020070033980 A KR 1020070033980A KR 20070033980 A KR20070033980 A KR 20070033980A KR 20080090753 A KR20080090753 A KR 20080090753A
- Authority
- KR
- South Korea
- Prior art keywords
- lithium secondary
- secondary battery
- type lithium
- pouch
- electrode
- Prior art date
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 43
- 229920005989 resin Polymers 0.000 claims abstract description 33
- 239000011347 resin Substances 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000004743 Polypropylene Substances 0.000 claims abstract description 5
- -1 polypropylene Polymers 0.000 claims abstract description 5
- 229920001155 polypropylene Polymers 0.000 claims abstract description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims abstract description 4
- 239000004593 Epoxy Substances 0.000 claims abstract description 4
- 239000004642 Polyimide Substances 0.000 claims abstract description 4
- 229920000728 polyester Polymers 0.000 claims abstract description 4
- 229920001721 polyimide Polymers 0.000 claims abstract description 4
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 4
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000003792 electrolyte Substances 0.000 abstract description 9
- 238000007254 oxidation reaction Methods 0.000 abstract description 9
- 230000003647 oxidation Effects 0.000 abstract description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 18
- 229910052782 aluminium Inorganic materials 0.000 description 18
- 230000008961 swelling Effects 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 4
- 239000005022 packaging material Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000000565 sealant Substances 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 150000002500 ions Chemical group 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000011160 research 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/586—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries inside the batteries, e.g. incorrect connections of 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
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/105—Pouches or flexible bags
-
- 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
- H01M50/117—Inorganic material
- H01M50/119—Metals
-
- 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
- H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
-
- 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
- H01M50/172—Arrangements of electric connectors penetrating the casing
- H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
- H01M50/178—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for pouch or flexible bag cells
-
- 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
- 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
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
- H01M50/557—Plate-shaped terminals
-
- 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
-
- 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)
- Inorganic Chemistry (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
Description
일차 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | |
스웰링발생 전지수 (누적) | 실시예 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
비교예 1 | 0 | 0 | 3 | 9 | 10 | 11 | 11 | 13 | 14 | 14 |
Claims (3)
- 전극리드와 전극탭이 구비된 크루드 셀과 상기 크루드 셀을 밀봉하는 외장재로 이루어진 파우치형 리튬 2차전지에 있어서,상기 전극리드와 전극탭의 연결부에 절연수지를 도포하여 상기 연결부를 감싸는 것을 특징으로 하는 파우치형 리튬 2차전지의 제조방법.
- 제1항에 있어서,상기 절연수지는 에폭시, 폴리이미드, 폴리염화비닐, 폴리에스터, 아세테이트 및 폴리프로필렌으로 이루어지는 군으로부터 선택되는 어느 하나의 절연수지인 것을 특징으로 하는 상기 파우치형 리튬 2차전지.
- 제1항에 있어서,상기 절연수지의 두께는 0.001 ~ 5 ㎜인 것을 특징으로 하는 상기 파우치형 리튬2차전지.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070033980A KR100866533B1 (ko) | 2007-04-06 | 2007-04-06 | 파우치형 리튬 2차전지 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070033980A KR100866533B1 (ko) | 2007-04-06 | 2007-04-06 | 파우치형 리튬 2차전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080090753A true KR20080090753A (ko) | 2008-10-09 |
KR100866533B1 KR100866533B1 (ko) | 2008-11-03 |
Family
ID=40151794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070033980A KR100866533B1 (ko) | 2007-04-06 | 2007-04-06 | 파우치형 리튬 2차전지 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100866533B1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018004144A1 (ko) * | 2016-06-27 | 2018-01-04 | 주식회사 엘지화학 | 이차전지 및 그의 제조방법 |
KR20190084765A (ko) | 2018-01-09 | 2019-07-17 | 주식회사 엘지화학 | 전극 탭-리드 결합부에 적용된 플라스틱 부재를 포함하는 전극조립체 및 이를 포함하는 이차전지 |
CN111403789A (zh) * | 2019-01-02 | 2020-07-10 | 东莞新能源科技有限公司 | 电极组件及电池 |
EP4311011A4 (en) * | 2021-03-24 | 2024-05-22 | Ningde Amperex Technology Limited | BATTERY CELL AND POWER CONSUMPTING DEVICE |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100280715B1 (ko) * | 1998-12-17 | 2001-11-02 | 김순택 | 리튬 이차 전지 및 그 제조방법 |
-
2007
- 2007-04-06 KR KR1020070033980A patent/KR100866533B1/ko active IP Right Grant
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018004144A1 (ko) * | 2016-06-27 | 2018-01-04 | 주식회사 엘지화학 | 이차전지 및 그의 제조방법 |
KR20190084765A (ko) | 2018-01-09 | 2019-07-17 | 주식회사 엘지화학 | 전극 탭-리드 결합부에 적용된 플라스틱 부재를 포함하는 전극조립체 및 이를 포함하는 이차전지 |
WO2019139282A1 (ko) | 2018-01-09 | 2019-07-18 | 주식회사 엘지화학 | 전극 탭-리드 결합부에 적용된 플라스틱 부재를 포함하는 전극조립체 및 이를 포함하는 이차전지 |
CN111403789A (zh) * | 2019-01-02 | 2020-07-10 | 东莞新能源科技有限公司 | 电极组件及电池 |
CN111403789B (zh) * | 2019-01-02 | 2021-12-10 | 东莞新能源科技有限公司 | 电极组件及电池 |
US11804636B2 (en) | 2019-01-02 | 2023-10-31 | Dongguan Amperex Technology Limited | Electrode assembly and battery with electrode tab |
EP4311011A4 (en) * | 2021-03-24 | 2024-05-22 | Ningde Amperex Technology Limited | BATTERY CELL AND POWER CONSUMPTING DEVICE |
Also Published As
Publication number | Publication date |
---|---|
KR100866533B1 (ko) | 2008-11-03 |
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