KR100600632B1 - 비수전해질 전지용 전극 - Google Patents
비수전해질 전지용 전극 Download PDFInfo
- Publication number
- KR100600632B1 KR100600632B1 KR1020017000074A KR20017000074A KR100600632B1 KR 100600632 B1 KR100600632 B1 KR 100600632B1 KR 1020017000074 A KR1020017000074 A KR 1020017000074A KR 20017000074 A KR20017000074 A KR 20017000074A KR 100600632 B1 KR100600632 B1 KR 100600632B1
- Authority
- KR
- South Korea
- Prior art keywords
- electrode
- conductive agent
- active material
- nonaqueous electrolyte
- graphite
- 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.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49108—Electric battery cell making
- Y10T29/49112—Electric battery cell making including laminating of indefinite length material
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
재료명 중량부 |
활성물질:LiCoO2 (중심입경 7.5㎛) 90 세이미케이컬사제 C-010 도전제:특수처리흑연(중심입경 10㎛) 6 나카코시흑연사제, 팽창화 흑연분쇄품 결합제:폴리플루오르화비닐리덴(PVDF) 4 용 제:N-메틸-2-피롤리돈(NMP) 45 |
충전용량 방전용량 5회째 방전용량 (mAh/g) (mAh/g) (mAh/g) |
실시예 1 141 135 130 실시예 2 144 137 133 실시예 3 137 130 125 비교예 1 118 110 100 |
Claims (5)
- 양극활성물질, 도전제 및 결합제를 포함하는 전극활성물질층을 갖는 비수전해질 전지용 전극으로서, 상기 도전제의 일부 또는 전부는 분쇄처리된 팽창화 흑연이고, 상기 분쇄처리된 팽창화 흑연의 중심입경은 0.1 ∼ 40 ㎛인 비수전해질 전지용 전극.
- 제1항에 있어서, 양극활성물질이 중심입경 1.0 ∼ 30.0 ㎛의 리튬복합산화물이고, 양극활성물질의 중심입경에 대한 도전제의 중심입경의 비는 1/10 ∼ 3인 비수전해질 전지용 전극.
- 제1항에 있어서, 전극활성물질층에 있어서의 도전제양은, 0.1∼15중량%인, 비수전해질 전지용 전극.
- 제1항에 있어서, 양극활성물질이 LiCoO2, LiNiO2, LiMn2O4 및 LixNiyMzO2(여기서, x는 0.8<x<1.5, y+z는 0.8<y+z<1.2, z는 0≤z<0.35이다. M은, Co, Mg, Ca, Sr, Al, Mn 및 Fe로부터 선택되는 1종 이상의 원소를 나타낸다.)로 이루어진 군으로부터 선택되는 리튬복합산화물인, 비수전해질 전지용 전극.
- 제1항 내지 제4항 중 어느 한 항의 비수전해질 2차전지용 전극.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20720898 | 1998-07-06 | ||
JP1998-207208 | 1998-07-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010071724A KR20010071724A (ko) | 2001-07-31 |
KR100600632B1 true KR100600632B1 (ko) | 2006-07-13 |
Family
ID=16536037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020017000074A Expired - Fee Related KR100600632B1 (ko) | 1998-07-06 | 1999-07-05 | 비수전해질 전지용 전극 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6824924B1 (ko) |
EP (1) | EP1098379B1 (ko) |
JP (1) | JP4529288B2 (ko) |
KR (1) | KR100600632B1 (ko) |
CN (1) | CN1194433C (ko) |
WO (1) | WO2000002280A1 (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE506708T1 (de) * | 2001-10-08 | 2011-05-15 | Timcal Ag | Elektrochemische zelle |
JP3632686B2 (ja) * | 2002-08-27 | 2005-03-23 | ソニー株式会社 | 正極活物質及び非水電解質二次電池 |
CA2427111A1 (en) * | 2003-04-30 | 2004-10-30 | Christophe Michot | Polymeric binder for fused salts electrolytes based batteries |
US20050241137A1 (en) * | 2004-04-28 | 2005-11-03 | Tdk Corporation | Electrode, electrochemical device, and method of making electrode |
US7381496B2 (en) * | 2004-05-21 | 2008-06-03 | Tiax Llc | Lithium metal oxide materials and methods of synthesis and use |
CN100341179C (zh) * | 2004-08-17 | 2007-10-03 | 中国电子科技集团公司第十八研究所 | 一种锌-空气电池用正电极及其制造方法 |
JP2006228704A (ja) * | 2005-01-18 | 2006-08-31 | Nissan Motor Co Ltd | 二次電池用電極及びこれを用いた非水電解液二次電池 |
DE102006021158A1 (de) * | 2006-05-06 | 2007-11-08 | Biotronik Crm Patent Ag | Elektrode für eine Lithiumbatterie und Verfahren zur Herstellung derselben |
DE102007034020A1 (de) * | 2007-07-20 | 2009-01-22 | Biotronik Crm Patent Ag | Aktives Element und Batterie sowie Verfahren zur Herstellung derselben |
US8722248B2 (en) | 2008-08-26 | 2014-05-13 | Biotronik Crm Patent Ag | Active element and battery as well as method for the production thereof |
WO2010084622A1 (ja) * | 2009-01-26 | 2010-07-29 | トヨタ自動車株式会社 | リチウム二次電池用正極とその利用 |
JP5561559B2 (ja) * | 2011-10-06 | 2014-07-30 | トヨタ自動車株式会社 | リチウム二次電池の製造方法 |
JP5826653B2 (ja) * | 2012-02-01 | 2015-12-02 | 株式会社Gsユアサ | 非水電解質二次電池用正極活物質およびそれを用いた非水電解質二次電池 |
US10159548B2 (en) | 2014-09-17 | 2018-12-25 | Garrison Dental Solutions, L.L.C. | Dental curing light |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08167413A (ja) * | 1994-12-12 | 1996-06-25 | Matsushita Electric Ind Co Ltd | 非水電解液電池 |
JPH09129239A (ja) * | 1995-10-31 | 1997-05-16 | Matsushita Electric Ind Co Ltd | 有機電解質電池 |
Family Cites Families (28)
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---|---|---|---|---|
JPS61127612A (ja) | 1984-11-26 | 1986-06-14 | Agency Of Ind Science & Technol | 導電性黒鉛材料の製造方法 |
JPS6215761A (ja) | 1985-07-12 | 1987-01-24 | Matsushita Electric Ind Co Ltd | 非水電解質2次電池 |
JPS63301460A (ja) | 1987-05-30 | 1988-12-08 | Kanebo Ltd | 電池用電極の製造法 |
JPS63307662A (ja) | 1987-06-09 | 1988-12-15 | Toshiba Battery Co Ltd | 有機電解質電池 |
JP2611265B2 (ja) | 1987-10-17 | 1997-05-21 | ソニー株式会社 | 非水電解液二次電池 |
JPH064482B2 (ja) | 1988-06-08 | 1994-01-19 | 三井鉱山株式会社 | 葉片状黒鉛粉末及びその製造方法 |
JPH02252760A (ja) | 1989-03-27 | 1990-10-11 | Sumitomo Chem Co Ltd | ポリアニリン組成物及びそれを正極材料として用いた二次電池 |
JP3162695B2 (ja) | 1990-05-22 | 2001-05-08 | 三洋電機株式会社 | 二次電池 |
JP3132008B2 (ja) | 1990-12-13 | 2001-02-05 | ソニー株式会社 | 非水電解質二次電池 |
JP3300454B2 (ja) | 1993-03-04 | 2002-07-08 | 日本黒鉛工業株式会社 | 高配向性黒鉛粉末の製造方法および該方法により製造された高配向性黒鉛粉末 |
JP3450894B2 (ja) * | 1994-03-28 | 2003-09-29 | 松下電器産業株式会社 | アルカリマンガン電池 |
JPH08217434A (ja) | 1995-02-13 | 1996-08-27 | Mitsui Kozan Kasei Kk | 薄片状黒鉛微粉末の製造方法 |
KR19980702606A (ko) * | 1995-03-06 | 1998-08-05 | 무네유키 가코우 | 비수성 이차전지 |
DE69603116T2 (de) | 1995-04-04 | 2000-03-09 | Dainippon Printing Co Ltd | Elektrode für Sekundärbatterie mit nicht-wässrigem Elektrolyten und Verfahren zur Herstellung |
JPH08339796A (ja) * | 1995-04-04 | 1996-12-24 | Dainippon Printing Co Ltd | 非水電解液2次電池用電極板およびその製造方法 |
JPH0935719A (ja) | 1995-07-20 | 1997-02-07 | Matsushita Electric Ind Co Ltd | アルカリマンガン電池 |
JPH09129216A (ja) | 1995-11-01 | 1997-05-16 | Fuji Photo Film Co Ltd | 非水二次電池 |
JPH09180720A (ja) | 1995-12-27 | 1997-07-11 | Murata Mfg Co Ltd | 非水電解液二次電池 |
US5772930A (en) * | 1995-12-27 | 1998-06-30 | Matsushita Electric Industrial Co., Ltd. | Method of producing cathode mixture for batteries |
JPH09180724A (ja) | 1995-12-27 | 1997-07-11 | Matsushita Electric Ind Co Ltd | 電 池 |
JPH09237624A (ja) | 1996-02-27 | 1997-09-09 | Sanyo Electric Co Ltd | リチウム電池 |
JPH1021910A (ja) * | 1996-06-28 | 1998-01-23 | Sony Corp | 非水電解液二次電池 |
JP3311597B2 (ja) | 1996-09-12 | 2002-08-05 | 株式会社日立製作所 | 二次電池及びその正極 |
JPH10188993A (ja) | 1996-12-24 | 1998-07-21 | Ricoh Co Ltd | 非水電解質二次電池 |
JP3223824B2 (ja) * | 1996-12-26 | 2001-10-29 | 三菱電機株式会社 | リチウムイオン二次電池 |
JPH10233205A (ja) | 1997-02-19 | 1998-09-02 | Fuji Elelctrochem Co Ltd | 非水電解液二次電池 |
JP3702568B2 (ja) | 1997-03-06 | 2005-10-05 | 松下電器産業株式会社 | 有機電解質二次電池 |
JP3115256B2 (ja) | 1997-07-01 | 2000-12-04 | 富士電気化学株式会社 | 非水電解液二次電池 |
-
1999
- 1999-07-05 JP JP2000558582A patent/JP4529288B2/ja not_active Expired - Fee Related
- 1999-07-05 WO PCT/JP1999/003640 patent/WO2000002280A1/ja active IP Right Grant
- 1999-07-05 CN CNB998082988A patent/CN1194433C/zh not_active Expired - Fee Related
- 1999-07-05 EP EP99926952A patent/EP1098379B1/en not_active Expired - Lifetime
- 1999-07-05 KR KR1020017000074A patent/KR100600632B1/ko not_active Expired - Fee Related
- 1999-07-05 US US09/719,575 patent/US6824924B1/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08167413A (ja) * | 1994-12-12 | 1996-06-25 | Matsushita Electric Ind Co Ltd | 非水電解液電池 |
JPH09129239A (ja) * | 1995-10-31 | 1997-05-16 | Matsushita Electric Ind Co Ltd | 有機電解質電池 |
Also Published As
Publication number | Publication date |
---|---|
EP1098379A4 (en) | 2007-05-30 |
EP1098379A1 (en) | 2001-05-09 |
JP4529288B2 (ja) | 2010-08-25 |
EP1098379B1 (en) | 2011-11-23 |
CN1194433C (zh) | 2005-03-23 |
US6824924B1 (en) | 2004-11-30 |
KR20010071724A (ko) | 2001-07-31 |
CN1308779A (zh) | 2001-08-15 |
WO2000002280A1 (fr) | 2000-01-13 |
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