KR20040068803A - 적층형 리튬이차전지 및 그 제조방법 - Google Patents
적층형 리튬이차전지 및 그 제조방법 Download PDFInfo
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- KR20040068803A KR20040068803A KR1020030005350A KR20030005350A KR20040068803A KR 20040068803 A KR20040068803 A KR 20040068803A KR 1020030005350 A KR1020030005350 A KR 1020030005350A KR 20030005350 A KR20030005350 A KR 20030005350A KR 20040068803 A KR20040068803 A KR 20040068803A
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- H01M10/0459—Cells or batteries with folded separator between plate-like electrodes
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- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0583—Construction or manufacture of accumulators with folded construction elements except wound ones, i.e. folded positive or negative electrodes or separators, e.g. with "Z"-shaped electrodes or separators
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- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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- H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
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- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
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- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
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- 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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- 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
- H01M4/134—Electrodes based on metals, Si or alloys
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- H—ELECTRICITY
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- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/381—Alkaline or alkaline earth metals elements
- H01M4/382—Lithium
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- 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
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
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- 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
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/463—Separators, membranes or diaphragms characterised by their shape
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- H—ELECTRICITY
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/463—Separators, membranes or diaphragms characterised by their shape
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
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- 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
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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
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- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49108—Electric battery cell making
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Abstract
Description
Claims (7)
- a) 격리막의 한면 중 일부분에 복수의 음극판을 서로 인접하게 접착하는 단계, b) 상기 격리막의 타면 중 일부분에 복수의 양극판을 서로 인접하게 접착하는 단계, c) 전극판이 미접착된 격리막 부분을 접어 전극판을 감싸는 단계, d) 격리막에 의해 감싸진 전극판을 전극판 사이에 형성된 접음선을 따라 일정한 방향으로 순차 접어 적층체를 제조하는 단계, 및 e) 상기 적층체를 외장재의 홈에 넣고 전해액을 주입한 후 포장하는 단계를 포함하는 적층형 리튬이차전지의 제조방법.
- 제1항에 있어서, 상기 양극판 및 음극판이 각각 양극활물질 및 음극활물질이 전류집전체의 한면 또는 양면에 코팅된 것임을 특징으로 하는 방법.
- 제2항에 있어서, 상기 양극활물질이 리튬 전이금속 산화물인 것을 특징으로 하는 방법.
- 제2항에 있어서, 상기 음극활물질이 금속성 리튬, 리튬 합금, 탄소 또는 흑연인 것을 특징으로 하는 방법.
- 제 1항에 있어서, 상기 격리막은 폴리에틸렌, 폴리프로필렌, 폴리비닐리덴플루오라이드, 헥사프로필렌플루오라이드, 폴리에틸렌옥사이드 및 이들의 혼합물로 구성되는 군에서 선택된 다공성 필름인 것을 특징으로 하는 방법.
- 제 1항에 있어서, 상기 전해질이 액체형 전해질, 젤형 폴리머 전해질 또는 고체형 폴리머 전해질인 것을 특징으로 하는 방법.
- 탭을 갖는 복수의 음극판, 탭을 갖는 복수의 양극판, 상기 음극판과 양극판을 분리시키는 격리막, 및 전해질을 포함하는 적층형 리튬이차전지에 있어서, 상기 격리막은 연결된 두 겹의 필름이 안쪽에서 바깥쪽으로 일정한 방향으로 접혀진 형태를 가지며, 두겹의 필름 사이에 형성된 공간에 음극판과 양극판이 교대로 위치하고, 음극판의 탭은 음극판끼리, 양극판 탭은 양극판끼리 서로 중첩되는 것을 특징으로 하는 적층형 리튬이차전지.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0005350A KR100509437B1 (ko) | 2003-01-27 | 2003-01-27 | 적층형 리튬이차전지 및 그 제조방법 |
US10/543,352 US8067112B2 (en) | 2003-01-27 | 2004-01-27 | Stacked lithium secondary battery and its fabrication utilizing a folded configuration |
PCT/KR2004/000134 WO2004068626A1 (en) | 2003-01-27 | 2004-01-27 | Stacked lithium secondary battery and its fabrication |
CNB2004800029409A CN100359746C (zh) | 2003-01-27 | 2004-01-27 | 层积型锂二次电池及其制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-2003-0005350A KR100509437B1 (ko) | 2003-01-27 | 2003-01-27 | 적층형 리튬이차전지 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20040068803A true KR20040068803A (ko) | 2004-08-02 |
KR100509437B1 KR100509437B1 (ko) | 2005-08-26 |
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Application Number | Title | Priority Date | Filing Date |
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KR10-2003-0005350A KR100509437B1 (ko) | 2003-01-27 | 2003-01-27 | 적층형 리튬이차전지 및 그 제조방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8067112B2 (ko) |
KR (1) | KR100509437B1 (ko) |
CN (1) | CN100359746C (ko) |
WO (1) | WO2004068626A1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100758863B1 (ko) * | 2004-05-14 | 2007-09-14 | 에이지씨 세이미 케미칼 가부시키가이샤 | 리튬 2 차 전지 정극용 리튬 함유 복합 산화물의 제조 방법 |
KR100987300B1 (ko) * | 2007-07-04 | 2010-10-12 | 주식회사 엘지화학 | 스택-폴딩형 전극조립체 및 그것의 제조방법 |
WO2013118972A1 (ko) * | 2012-02-07 | 2013-08-15 | 에스케이이노베이션 주식회사 | 배터리 셀 |
KR20140017766A (ko) * | 2012-07-31 | 2014-02-12 | 삼성에스디아이 주식회사 | 이차 전지 |
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JP5157244B2 (ja) * | 2007-05-11 | 2013-03-06 | Tdk株式会社 | 電気化学デバイス及びその製造方法 |
KR101749488B1 (ko) * | 2008-02-25 | 2017-07-04 | 엘리언스 포 서스터너블 에너지, 엘엘씨 | 플렉시블한 박막 고체 상태 리튬 이온 배터리 |
US20100304198A1 (en) * | 2009-05-28 | 2010-12-02 | Samsung Sdi Co., Ltd. | Electrode assembly for secondary battery and method of manufacturing the same |
EP2330667B1 (en) * | 2009-11-23 | 2017-03-22 | BlackBerry Limited | Rechargeable battery with reduced magnetic leak |
US9240610B2 (en) * | 2009-11-23 | 2016-01-19 | Blackberry Limited | Rechargeable battery with reduced magnetic leak |
IT1400397B1 (it) * | 2010-05-14 | 2013-05-31 | Arcotronics Ind S R L Ora Kemet Electronics S R L | Apparato di produzione di dispositivi di accumulo di energia elettrica |
IT1400280B1 (it) * | 2010-05-14 | 2013-05-24 | Arcotronics Ind S R L Ora Kemet Electronics S R L | Metodo di produzione di dispositivi di accumulo di energia elettrica |
CN102986078B (zh) * | 2010-05-14 | 2015-11-25 | 曼兹意大利有限责任公司 | 用于电能存储装置的生产的设备和方法 |
US9083062B2 (en) * | 2010-08-02 | 2015-07-14 | Envia Systems, Inc. | Battery packs for vehicles and high capacity pouch secondary batteries for incorporation into compact battery packs |
WO2012077738A1 (ja) * | 2010-12-09 | 2012-06-14 | 旭化成株式会社 | 微細構造積層体、微細構造積層体の作製方法及び微細構造体の製造方法 |
US20120189894A1 (en) * | 2011-01-26 | 2012-07-26 | Samsung Sdi Co., Ltd. | Electrode assembly and secondary battery including the same |
KR101256067B1 (ko) * | 2011-03-24 | 2013-04-18 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 음극, 이의 제조 방법 및 이를 포함하는 리튬 이차 전지 |
US9413035B2 (en) | 2011-06-24 | 2016-08-09 | Johnson Controls Technology Llc | Electrochemical cell having interrupted electrodes |
CN102299294B (zh) * | 2011-07-14 | 2013-12-18 | 美国电化学动力公司 | 一种片段式电池及其制备方法 |
CN102569720A (zh) * | 2011-12-02 | 2012-07-11 | 苏州冠硕新能源有限公司 | 电池 |
US8802283B2 (en) | 2012-01-19 | 2014-08-12 | Samsung Sdi Co., Ltd. | Fabricating method of secondary battery |
US9231271B2 (en) * | 2012-02-28 | 2016-01-05 | Amperex Technology Limited | Merged battery cell with interleaved electrodes |
US9401502B2 (en) * | 2012-04-11 | 2016-07-26 | Nokia Technologies Oy | Battery pack |
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2003
- 2003-01-27 KR KR10-2003-0005350A patent/KR100509437B1/ko active IP Right Grant
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2004
- 2004-01-27 WO PCT/KR2004/000134 patent/WO2004068626A1/en active Application Filing
- 2004-01-27 CN CNB2004800029409A patent/CN100359746C/zh not_active Expired - Lifetime
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KR100758863B1 (ko) * | 2004-05-14 | 2007-09-14 | 에이지씨 세이미 케미칼 가부시키가이샤 | 리튬 2 차 전지 정극용 리튬 함유 복합 산화물의 제조 방법 |
KR100987300B1 (ko) * | 2007-07-04 | 2010-10-12 | 주식회사 엘지화학 | 스택-폴딩형 전극조립체 및 그것의 제조방법 |
US8709642B2 (en) | 2007-07-04 | 2014-04-29 | Lg Chem, Ltd. | Stack and folding-typed electrode assembly and method for preparation of the same |
WO2013118972A1 (ko) * | 2012-02-07 | 2013-08-15 | 에스케이이노베이션 주식회사 | 배터리 셀 |
KR20140017766A (ko) * | 2012-07-31 | 2014-02-12 | 삼성에스디아이 주식회사 | 이차 전지 |
Also Published As
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KR100509437B1 (ko) | 2005-08-26 |
WO2004068626A1 (en) | 2004-08-12 |
US20060088759A1 (en) | 2006-04-27 |
US8067112B2 (en) | 2011-11-29 |
CN1742403A (zh) | 2006-03-01 |
CN100359746C (zh) | 2008-01-02 |
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