JP2006093143A - パウチ形リチウム二次電池 - Google Patents
パウチ形リチウム二次電池 Download PDFInfo
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- JP2006093143A JP2006093143A JP2005274704A JP2005274704A JP2006093143A JP 2006093143 A JP2006093143 A JP 2006093143A JP 2005274704 A JP2005274704 A JP 2005274704A JP 2005274704 A JP2005274704 A JP 2005274704A JP 2006093143 A JP2006093143 A JP 2006093143A
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- Prior art keywords
- pouch
- lithium secondary
- secondary battery
- electrode assembly
- type lithium
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 65
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 239000000463 material Substances 0.000 claims abstract description 40
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 6
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 230000007257 malfunction Effects 0.000 abstract description 2
- 230000036632 reaction speed Effects 0.000 description 10
- 238000004880 explosion Methods 0.000 description 6
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- 239000007773 negative electrode material Substances 0.000 description 5
- 239000007774 positive electrode material Substances 0.000 description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- -1 chalcogenide compound Chemical class 0.000 description 3
- WABPQHHGFIMREM-NOHWODKXSA-N lead-200 Chemical compound [200Pb] WABPQHHGFIMREM-NOHWODKXSA-N 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910000990 Ni alloy Inorganic materials 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000011244 liquid electrolyte Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000005518 polymer electrolyte Substances 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
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 description 1
- 229910014689 LiMnO Inorganic materials 0.000 description 1
- 229910013716 LiNi Inorganic materials 0.000 description 1
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 1
- 229910001128 Sn alloy Inorganic materials 0.000 description 1
- 239000002174 Styrene-butadiene Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly Substances 0.000 description 1
- 229910021450 lithium metal oxide Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- 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
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
-
- 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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
-
- 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
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/581—Devices or arrangements for the interruption of current in response to temperature
-
- 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
- H01M50/538—Connection of several leads or tabs of wound or folded electrode stacks
-
- 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
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
- H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
-
- 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
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
【解決手段】 電極組立体と保護回路とを電気的に接続する接続リードが,陽性温度素子の役割を同時に遂行することにより,安全性が向上したパウチ形リチウム二次電池に関するものであって,第1電極板,第2電極板および第1電極板と第2電極板との間に介されたセパレータを備える電極組立体と,電極組立体を受け入れるための空間を備えるパウチ外装材と,電極組立体の充電または放電を制御する保護回路基板と,保護回路基板と電極組立体とを電気的に接続し,温度上昇の際,回路を遮断する接続リードとを備えるパウチ形リチウム二次電池を提供する。
【選択図】図2A
Description
図1Aは,第1実施形態に係るパウチ形リチウム二次電池のパウチ外装材が封入される前の状態を示す斜視図であり,図1Bは,第1実施形態に係るパウチ形リチウム二次電池のパウチ外装材が封入された後の状態を示す斜視図である。
一方,図2Aは,第2実施形態に係るパウチ形リチウム二次電池の接続リードを説明するための斜視図であり,図2Bは第2実施形態に係るパウチ形リチウム二次電池の接続リードを説明するための断面図である。
110 電極組立体
111 第1電極板
112 第2電極板
113 セパレータ
114 第1電極タブ
115 第2電極タブ
116 絶縁テープ
120 パウチ外装材
121 下面
121a 空間
122 上面
123 接合部
130 保護回路基板
140 接続リード
145 接続リード
200 接続リード
200a 上部導電板
200b 陽性温度素子材料層
200c 下部導電板
Claims (10)
- 第1電極板と,
第2電極板と,
前記第1電極板と前記第2電極板との間に介されたセパレータと,
を備える電極組立体と;
前記電極組立体を受け入れるための空間を備えるパウチ外装材と;
前記電極組立体の充電または放電を制御する保護回路基板と;
前記保護回路基板と前記電極組立体とを電気的に接続して,温度上昇の際,内部の電流を遮断する接続リードと;
を備えることを特徴とする,パウチ形リチウム二次電池。 - 前記接続リードは,
上部導電板と,
下部導電板と,
前記上部導電板と前記下部導電板との間に介された陽性温度素子材料層と,
を備えることを特徴とする,請求項1に記載のパウチ形リチウム二次電池。 - 前記上部導電板と前記下部導電板のいずれか一方は,前記電極組立体と電気的に接続され,前記上部導電板と前記下部導電板のいずれか他方は,前記保護回路基板と電気的に接続されることを特徴とする,請求項2に記載のパウチ形リチウム二次電池。
- 前記上部導電板と前記下部導電板のうち少なくとも1つは,L字形であることを特徴とする,請求項2または3に記載のパウチ形リチウム二次電池。
- 前記上部導電板および前記下部導電板は,ニッケル(Ni)からなることを特徴とする,請求項2〜4のいずれかに記載のパウチ形リチウム二次電池。
- 前記陽性温度素子材料層の厚さは,0.3mm以下であることを特徴とする,請求項2〜5のいずれかに記載のパウチ形リチウム二次電池。
- 前記陽性温度素子材料層は,スチレンブタジエンゴム(SBR,Styrene Butadiene Rubber)にカーボンが分散した形態で形成されることを特徴とする請求項2〜6のいずれかに記載のパウチ形リチウム二次電池。
- 第1電極板と,
第2電極板と,
前記第1電極板と第2電極板との間に介されたセパレータと,
を備える電極組立体と;
前記電極組立体を受け入れるための空間を備えるパウチ外装材と;
前記電極組立体の充電または放電を制御する保護回路基板と;
前記保護回路基板と前記電極組立体とを電気的に接続し,前記陽性温度素子と一体化した接続リードと;
を備えることを特徴とする,パウチ形リチウム二次電池。 - 前記陽性温度素子と一体化した接続リードは,
前記電極組立体と電気的に接続される上部導電板と,
前記保護回路基板と電気的に接続される下部導電板と,
前記上部導電板と下部導電板との間に介された陽性温度素子材料層と,
からなることを特徴とする,請求項8に記載のパウチ形リチウム二次電池。 - 前記陽性温度素子材料層の厚さは0.3mm以下であることを特徴とする,請求項8または9に記載のパウチ形リチウム二次電池。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040076149A KR100624977B1 (ko) | 2004-09-22 | 2004-09-22 | 파우치형 리튬 이차 전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006093143A true JP2006093143A (ja) | 2006-04-06 |
JP4497372B2 JP4497372B2 (ja) | 2010-07-07 |
Family
ID=36233864
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005274704A Active JP4497372B2 (ja) | 2004-09-22 | 2005-09-21 | パウチ形リチウム二次電池 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20060093897A1 (ja) |
JP (1) | JP4497372B2 (ja) |
KR (1) | KR100624977B1 (ja) |
CN (1) | CN1758476A (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5114036B2 (ja) * | 2006-09-08 | 2013-01-09 | Necエナジーデバイス株式会社 | 積層型電池の製造方法 |
CN101469015B (zh) * | 2007-12-28 | 2011-08-24 | 中国科学院大连化学物理研究所 | 一种二维毛细管电泳装置及其应用 |
KR101036086B1 (ko) * | 2008-12-05 | 2011-05-19 | 삼성에스디아이 주식회사 | 이차전지 |
US8481183B2 (en) * | 2008-12-23 | 2013-07-09 | Samsung Sdi Co., Ltd. | Secondary battery |
KR101016816B1 (ko) * | 2008-12-23 | 2011-02-21 | 삼성에스디아이 주식회사 | 이차 전지 |
US20110281140A1 (en) * | 2010-05-14 | 2011-11-17 | Lee Seong-Joon | Battery pack |
US9490464B2 (en) * | 2010-10-01 | 2016-11-08 | Samsung Sdi Co., Ltd. | Secondary battery |
US9017836B2 (en) | 2011-07-06 | 2015-04-28 | Samsung Sdi Co., Ltd. | Battery pack |
KR20130016035A (ko) * | 2011-08-04 | 2013-02-14 | 주식회사 엘지화학 | 신규한 구조의 이차전지 팩 |
KR20130018097A (ko) * | 2011-08-12 | 2013-02-20 | 주식회사 엘지화학 | 신규한 구조의 이차전지 팩 |
US20140212701A1 (en) * | 2013-01-29 | 2014-07-31 | Samsung Sdi Co., Ltd. | Battery cell |
KR102168675B1 (ko) | 2017-09-28 | 2020-10-21 | 주식회사 엘지화학 | 보호회로모듈을 구비한 파우치형 이차전지 팩 |
US11916226B2 (en) * | 2019-07-08 | 2024-02-27 | StoreDot Ltd. | Anode coating in lithium ion batteries |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11162423A (ja) * | 1997-11-28 | 1999-06-18 | Sanyo Electric Co Ltd | パック電池 |
JP2003045492A (ja) * | 2001-07-31 | 2003-02-14 | Sony Corp | 電池及び電池パック |
JP2003077705A (ja) * | 2001-08-30 | 2003-03-14 | Tyco Electronics Raychem Kk | ポリマーptcサーミスタ |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3677295B2 (ja) * | 1995-08-07 | 2005-07-27 | タイコ エレクトロニクス レイケム株式会社 | Ptc素子およびそれを用いた電池組立体 |
US6235426B1 (en) * | 1998-09-21 | 2001-05-22 | Sanyo Electric Co., Ltd. | Nonaqueous electrolyte secondary cell wit PTC current collector tabs |
JP4154633B2 (ja) * | 1999-03-12 | 2008-09-24 | ソニー株式会社 | 非水電解質電池 |
KR100322098B1 (ko) * | 1999-11-18 | 2002-02-06 | 김순택 | 2차 전지 |
US7920045B2 (en) * | 2004-03-15 | 2011-04-05 | Tyco Electronics Corporation | Surface mountable PPTC device with integral weld plate |
-
2004
- 2004-09-22 KR KR1020040076149A patent/KR100624977B1/ko active IP Right Grant
-
2005
- 2005-09-21 US US11/230,536 patent/US20060093897A1/en not_active Abandoned
- 2005-09-21 JP JP2005274704A patent/JP4497372B2/ja active Active
- 2005-09-22 CN CNA2005101069255A patent/CN1758476A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11162423A (ja) * | 1997-11-28 | 1999-06-18 | Sanyo Electric Co Ltd | パック電池 |
JP2003045492A (ja) * | 2001-07-31 | 2003-02-14 | Sony Corp | 電池及び電池パック |
JP2003077705A (ja) * | 2001-08-30 | 2003-03-14 | Tyco Electronics Raychem Kk | ポリマーptcサーミスタ |
Also Published As
Publication number | Publication date |
---|---|
US20060093897A1 (en) | 2006-05-04 |
KR20060027278A (ko) | 2006-03-27 |
JP4497372B2 (ja) | 2010-07-07 |
CN1758476A (zh) | 2006-04-12 |
KR100624977B1 (ko) | 2006-09-15 |
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