KR100874560B1 - 비수전해질 2차전지 - Google Patents
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- KR100874560B1 KR100874560B1 KR1020077012936A KR20077012936A KR100874560B1 KR 100874560 B1 KR100874560 B1 KR 100874560B1 KR 1020077012936 A KR1020077012936 A KR 1020077012936A KR 20077012936 A KR20077012936 A KR 20077012936A KR 100874560 B1 KR100874560 B1 KR 100874560B1
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- H—ELECTRICITY
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- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
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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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- H01M4/00—Electrodes
- 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
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
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- H01M4/36—Selection of substances as active materials, active masses, active liquids
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- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
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- H—ELECTRICITY
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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
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- H—ELECTRICITY
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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
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- H01M50/417—Polyolefins
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- H—ELECTRICITY
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- 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
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/431—Inorganic material
- H01M50/434—Ceramics
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- H—ELECTRICITY
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- 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
- H01M50/40—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
- H01M50/491—Porosity
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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
- 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
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
Description
전 지 | 단락점 근방 온도 (℃) |
원통형전지 1 | 205 |
원통형전지 2 | 203 |
원통형전지 3 | 201 |
원통형전지 4 | 205 |
원통형전지 5 | 216 |
원통형전지 6 | 203 |
원통형전지 7 | 208 |
원통형전지 8 | 204 |
원통형전지 9 | 210 |
원통형전지 10 | 201 |
양극재료 1 | LiMn1 /3Ni1 /3Co1 /3O2 |
양극재료 2 | LiAl0 .05Ni0 .8Co0 .15O2 |
양극재료 3 | LiCoO2 |
측정개시온도 | 60℃ |
측정종료온도 | 460℃ |
승온스텝 | 20℃ |
발열검지감도 | 0.04℃/분 |
승온후 안정시간 | 15분 |
발열인식 온도폭 | 0.2℃ |
양극재료 1 | LiMn1 /3Ni1 /3Co1 /3O2 | 10W/kg |
양극재료 2 | LiAl0 .05Ni0 .8Co0 .15O2 | 100W/kg |
양극재료 3 | LiCoO2 | 2500W/kg |
Claims (9)
- (a)복합리튬 산화물을 포함하는 양극합제 및 이것을 담지하는 양극집전체를 포함하는 양극,(b) 리튬을 흡장 및 방출 가능한 재료를 포함하는 음극,(c) 상기 양극과 상기 음극과의 사이에 개재하는 폴리올레핀 수지를 포함하는 세퍼레이터,(d) 비수전해질, 및(e) 상기 세퍼레이터의 적어도 한쪽의 면에 형성된 내열성 절연층을 구비하는 비수전해질 2차전지로서,상기 양극과 상기 음극이, 이들 사이에 개재하는 상기 세퍼레이터 및 상기 내열성 절연층과 함께 권회되어 있고,상기 양극합제의 200℃에 있어서의 추정 발열속도는, 50W/kg 이하이며,상기 내열성 절연층은, 내열성 수지를 포함하며,상기 복합리튬 산화물이, 일반식(1) : LiaMbMecO2에서 표시되는 조성(단, 원소 M은, Al, Mn, Sn, In, Fe, Cu, Mg, Ti, Zn, Zr 및 Mo로 이루어지는 군으로부터 선택되는 적어도 1종이고, 원소 Me는, Ni 및 Co로 이루어지는 군으로부터 선택되는 적어도 1종이고, 0.9<a<1.2, 0.02≤b≤0.5, 0.5≤c≤0.98, 및 0.95≤b+c≤1.05), 또는, 일반식(2) : LiaMbNidCoeO2로 표시되는 조성(단, 원소 M은, Al, Mn, Sn, In, Fe, Cu, Mg, Ti, Zn, Zr 및 Mo로 이루어지는 군으로부터 선택되는 적어도 1종이고, 0.9<a<1.2, 0.02≤b≤0.5, 0.1≤d≤0.5, 0.1≤e≤0.5, 및 0.95≤b+d+e≤1.05)를 만족하는, 비수전해질 2차전지.
- 제 1 항에 있어서, 상기 내열성 절연층의 두께가, 1㎛ 이상, 15㎛ 이하인 비수전해질 2차전지.
- 제 1 항에 있어서, 상기 내열성 절연층의 두께가, 1㎛ 이상, 5㎛ 이하인, 비수전해질 2차전지.
- 제 1 항에 있어서, 상기 추정 발열속도는,(ⅰ) 가속속도 열량계 혹은 폭주반응 측정장치(ARC)에 의해, 절대온도 T와 양극합제의 발열속도 V와의 관계를 구하고,(ⅱ) 아레니우스의 정리에 기초하여, X좌표인 절대온도 T의 역수와 Y좌표인 발열속도 V의 대수(對數)와의 관계를 플롯하며,(ⅲ) T<200℃(473K)의 발열영역에 존재하는 플롯에 적합한 근사직선을 구하여,(ⅳ) 얻어진 근사직선을, T=200℃(473K)의 온도축에 외삽하는 것에 의해 구해지는 비수전해질 2차전지.
- 삭제
- 삭제
- 제 1 항에 있어서, 상기 일반식(2)이, 0.15≤b≤0.4, 0.3≤d≤0.5 및 0.15≤e≤0.4를 충족시키는, 비수전해질 2차전지.
- 제 1 항에 있어서, 상기 복합리튬 산화물은, 원소 M을 포함하고, 원소 M은, Al, Mn, Sn, In, Fe, Cu, Mg, Ti, Zn, Zr 및 Mo로 이루어지는 군으로부터 선택되는 적어도 1종이고, 원소 M은, 상기 복합리튬 산화물의 내부보다 표층부에 많이 분포하는, 비수전해질 2차전지.
- 제 1 항에 있어서, 상기 복합리튬 산화물은, 일반식(3) : X-Si-Y3으로 표시되는 Si화합물로 처리되어 있고, X는, 상기 복합리튬 산화물과 반응하는 관능기를 포함하고, Y는, C, H, O, F 또는 Si를 포함하는 관능기를 포함하는, 비수전해질 2차전지.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
WOPCT/JP2005/023373 | 2005-12-20 | ||
PCT/JP2005/023373 WO2006068143A1 (ja) | 2004-12-24 | 2005-12-20 | 非水電解質二次電池 |
PCT/JP2006/312574 WO2007072595A1 (ja) | 2005-12-20 | 2006-06-23 | 非水電解質二次電池 |
Publications (2)
Publication Number | Publication Date |
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KR20070098797A KR20070098797A (ko) | 2007-10-05 |
KR100874560B1 true KR100874560B1 (ko) | 2008-12-16 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020077012936A KR100874560B1 (ko) | 2005-12-20 | 2006-06-23 | 비수전해질 2차전지 |
KR1020077012821A KR100874557B1 (ko) | 2005-12-20 | 2006-06-23 | 비수전해질 이차전지 |
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KR1020077012821A KR100874557B1 (ko) | 2005-12-20 | 2006-06-23 | 비수전해질 이차전지 |
Country Status (4)
Country | Link |
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EP (2) | EP1819008A1 (ko) |
KR (2) | KR100874560B1 (ko) |
CN (2) | CN101069305A (ko) |
WO (2) | WO2007072595A1 (ko) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
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US8187748B2 (en) | 2004-12-24 | 2012-05-29 | Panasonic Corporation | Non-aqueous electrolyte secondary battery |
WO2006068143A1 (ja) | 2004-12-24 | 2006-06-29 | Matsushita Electric Industrial Co., Ltd. | 非水電解質二次電池 |
US7518503B2 (en) | 2005-12-14 | 2009-04-14 | Sony Ericsson Mobile Communications Ab | Portable A/V relay device |
JP2009266791A (ja) * | 2008-03-31 | 2009-11-12 | Sanyo Electric Co Ltd | 非水電解質二次電池 |
JP2009277597A (ja) | 2008-05-16 | 2009-11-26 | Panasonic Corp | 非水電解質二次電池 |
JP5300370B2 (ja) * | 2008-08-13 | 2013-09-25 | 住友金属鉱山株式会社 | 非水系電解質二次電池用正極活物質、その製造方法および非水系電解質二次電池 |
KR101113504B1 (ko) | 2009-11-03 | 2012-02-29 | 삼성에스디아이 주식회사 | 전극의 이종 패턴 검출 장치 |
DE102010011414A1 (de) * | 2010-03-15 | 2011-09-15 | Li-Tec Battery Gmbh | Lithiumionenzelle mit intrinsischem Schutz gegen thermisches Durchgehen |
KR101264337B1 (ko) * | 2010-08-13 | 2013-05-14 | 삼성에스디아이 주식회사 | 양극 활물질 및 이를 이용한 리튬 전지 |
WO2012081556A1 (ja) * | 2010-12-17 | 2012-06-21 | 帝人株式会社 | 非水電解質電池用セパレータ及び非水電解質電池 |
KR101515678B1 (ko) | 2011-12-07 | 2015-04-28 | 주식회사 엘지화학 | 출력특성이 향상된 복합 양극 활물질 및 이를 포함하는 이차전지 |
JP5828754B2 (ja) * | 2011-12-26 | 2015-12-09 | 株式会社日立製作所 | 正極材およびリチウムイオン二次電池 |
JP5888012B2 (ja) * | 2012-03-08 | 2016-03-16 | 日産自動車株式会社 | 非水電解質二次電池およびその製造方法 |
JP2013222582A (ja) | 2012-04-16 | 2013-10-28 | Sony Corp | 二次電池、電池パック、電動車両、電力貯蔵システム、電動工具および電子機器 |
WO2015098022A1 (ja) * | 2013-12-27 | 2015-07-02 | 三洋電機株式会社 | 非水電解質二次電池 |
KR101660210B1 (ko) * | 2015-11-30 | 2016-10-10 | 스미또모 가가꾸 가부시키가이샤 | 비수 전해액 이차 전지용 적층 세퍼레이터, 비수 전해액 이차 전지용 부재 및 비수 전해액 이차 전지 |
JP2017212040A (ja) | 2016-05-23 | 2017-11-30 | オートモーティブエナジーサプライ株式会社 | リチウムイオン二次電池 |
CN111052450B (zh) | 2018-01-30 | 2022-10-25 | 株式会社Lg新能源 | 用于电化学装置的隔板和制造该隔板的方法 |
CN116666582A (zh) * | 2023-05-16 | 2023-08-29 | 广州凌顶能源科技有限公司 | 一种金属氧化物包覆氧化锂复合正极材料及其制备方法以及包含该正极材料的正极片和电池 |
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JP3582161B2 (ja) * | 1995-08-11 | 2004-10-27 | ソニー株式会社 | 正極活物質及びそれを用いた非水電解質二次電池 |
JPH1116566A (ja) * | 1997-06-20 | 1999-01-22 | Hitachi Ltd | 電 池 |
JP4078698B2 (ja) * | 1997-12-03 | 2008-04-23 | 宇部興産株式会社 | 非水二次電池用負極材料とその製造方法および電池 |
JPH11224664A (ja) * | 1998-02-06 | 1999-08-17 | Nikki Chemcal Co Ltd | 高耐湿性、高安全性リチウムイオン二次電池 |
JPH11307094A (ja) * | 1998-04-20 | 1999-11-05 | Chuo Denki Kogyo Co Ltd | リチウム二次電池用正極活物質とリチウム二次電池 |
JP3175730B2 (ja) * | 1998-04-27 | 2001-06-11 | 住友化学工業株式会社 | 非水電解質電池セパレーターとリチウム二次電池 |
JP3024636B2 (ja) * | 1998-08-27 | 2000-03-21 | 日本電気株式会社 | 非水電解液二次電池 |
JP2003036838A (ja) * | 2001-07-24 | 2003-02-07 | Japan Storage Battery Co Ltd | 非水電解質二次電池 |
JP3529750B2 (ja) * | 2001-09-05 | 2004-05-24 | 株式会社東芝 | 非水電解質二次電池 |
JP4415556B2 (ja) * | 2003-03-31 | 2010-02-17 | 株式会社ジーエス・ユアサコーポレーション | 非水電解質電池 |
JP4529436B2 (ja) * | 2003-12-19 | 2010-08-25 | パナソニック株式会社 | リチウムイオン二次電池用極板およびリチウムイオン二次電池 |
JP4657001B2 (ja) * | 2004-05-25 | 2011-03-23 | パナソニック株式会社 | リチウムイオン二次電池およびその製造方法 |
JP4531444B2 (ja) * | 2004-05-26 | 2010-08-25 | パナソニック株式会社 | リチウムイオン二次電池用電極の製造方法 |
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2006
- 2006-06-23 WO PCT/JP2006/312574 patent/WO2007072595A1/ja active Application Filing
- 2006-06-23 CN CNA2006800013039A patent/CN101069305A/zh active Pending
- 2006-06-23 CN CNA2006800013908A patent/CN101160683A/zh active Pending
- 2006-06-23 EP EP06767225A patent/EP1819008A1/en not_active Withdrawn
- 2006-06-23 EP EP06767224A patent/EP1881545A1/en not_active Withdrawn
- 2006-06-23 KR KR1020077012936A patent/KR100874560B1/ko active IP Right Grant
- 2006-06-23 WO PCT/JP2006/312575 patent/WO2007072596A1/ja active Application Filing
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Also Published As
Publication number | Publication date |
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CN101160683A (zh) | 2008-04-09 |
EP1881545A1 (en) | 2008-01-23 |
EP1819008A1 (en) | 2007-08-15 |
WO2007072595A1 (ja) | 2007-06-28 |
KR20070088678A (ko) | 2007-08-29 |
CN101069305A (zh) | 2007-11-07 |
KR100874557B1 (ko) | 2008-12-16 |
WO2007072596A1 (ja) | 2007-06-28 |
KR20070098797A (ko) | 2007-10-05 |
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