KR20050075635A - 리튬이차전지용 애노드 및 이를 이용한 리튬이차전지 - Google Patents
리튬이차전지용 애노드 및 이를 이용한 리튬이차전지 Download PDFInfo
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- KR20050075635A KR20050075635A KR1020040003573A KR20040003573A KR20050075635A KR 20050075635 A KR20050075635 A KR 20050075635A KR 1020040003573 A KR1020040003573 A KR 1020040003573A KR 20040003573 A KR20040003573 A KR 20040003573A KR 20050075635 A KR20050075635 A KR 20050075635A
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- anode
- secondary battery
- lithium secondary
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- H—ELECTRICITY
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
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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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- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
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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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- 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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- H01M10/0587—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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- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
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- H01M2300/0025—Organic electrolyte
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- H01M2300/0037—Mixture of solvents
- H01M2300/004—Three solvents
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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/043—Processes of manufacture in general involving compressing or compaction
- H01M4/0435—Rolling or calendering
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- H—ELECTRICITY
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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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- H—ELECTRICITY
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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
- H01M4/139—Processes of manufacture
- H01M4/1393—Processes of manufacture of electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
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- H01M4/00—Electrodes
- 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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- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- 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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- 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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- 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
- 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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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- 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
박리강도(gf/mm) | |
실시예 1 | 0.42 |
실시예 2 | 0.45 |
실시예 3 | 0.47 |
실시예 4 | 0.41 |
실시예 5 | 0.42 |
실시예 6 | 0.42 |
비교예 1 | 0.22 |
불량 개수 | |
실시예 1 | 1 |
실시예 2 | 0 |
실시예 3 | 0 |
실시예 4 | 1 |
실시예 5 | 2 |
실시예 6 | 1 |
비교예 1 | 9 |
0.2C | 0.5C | 1C | 2C | |
실시예 7 | 104% | 102% | 101% | 97% |
실시예 8 | 103% | 101% | 101% | 97% |
비교예 2 | 103% | 100% | 98% | 91% |
Claims (8)
- 리튬을 흡장, 방출할 수 있는 활물질재료;합성 고무계 라텍스형 바인더, 셀룰로오스계 바인더 및 아크릴아미드계 수용성 고분자를 포함하는 바인더를 함유하는 리튬이차전지용 애노드.
- 제 1항에 있어서, 상기 활물질재료는 천연흑연, 인조흑연, 코크스 및 탄소섬유로 이루어진 군에서 선택된 어느 하나의 탄소재료; Al, Si, Sn, Ag, Bi, Mg, Zn, In, Ge, Pb 또는 Ti를 포함하는 리튬합금; 상기 탄소재료와 상기 리튬합금의 복화합물; 및 리튬 질화물로 이루어진 군에서 선택된 1종 이상을 포함 것을 특징으로 하는 리튬이차전지용 애노드.
- 제 2항에 있어서, 상기 탄소재료는 주석산화물, 규소산화물, 인, 붕소 또는 비정질카본을 더 첨가하여 개질한 것을 특징으로 하는 리튬이차전지용 애노드.
- 제 1항에 있어서, 상기 합성 고무계 라텍스형 바인더는 스티렌 부타디엔 고무 라텍스, 니트릴 부타디엔 고무 라텍스, 메틸 메타크릴레이트 부타디엔 고무 라텍스, 클로로프렌 고무 라텍스, 카르복시 변성 스티렌 부타디엔 고무 라텍스 및 변성 폴리오가노실록산계 중합체 라텍스로 이루어진 군으로부터 선택된 1종 이상을 포함하는 것을 특징으로 하는 리튬이차전지용 애노드.
- 제 1항에 있어서, 상기 셀룰로오스계 바인더는 카르복시 메틸 셀룰로오스, 카르복시 에틸 셀룰로오스 또는 히드록시 에틸 셀룰로오스로 이루어진 군으로부터 선택된 1종 이상을 포함하는 것을 특징으로 하는 리튬이차전지용 애노드.
- 제 1항에 있어서, 상기 아크릴아미드계 수용성 고분자는 폴리아크릴아미드, 폴리 (N,N-디메틸아크릴아미드) 및 폴리메타크릴아미드로 이루어진 군으로부터 선택된 1종 이상을 포함하는 것을 특징으로 하는 리튬이차전지용 애노드.
- 제 1항에 있어서, 상기 아크릴아미드계 수용성 고분자의 양이 애노드 조성물 전체 중량을 기준으로 0.1 ~ 1.0 중량 % 인 것을 특징으로 하는 리튬이차전지 애노드.
- 제 1항 내지 제 7항 중 어느 한 항에 따른 리튬이차전지용 애노드를 사용하여 제조된 것을 특징으로 하는 리튬이차전지.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040003573A KR100958651B1 (ko) | 2004-01-17 | 2004-01-17 | 리튬이차전지용 애노드 및 이를 이용한 리튬이차전지 |
US11/025,114 US8728664B2 (en) | 2004-01-17 | 2004-12-30 | Anode for lithium secondary battery and lithium secondary battery using the anode |
JP2005005284A JP4637590B2 (ja) | 2004-01-17 | 2005-01-12 | リチウム二次電池用アノード及びそれを利用したリチウム二次電池 |
CNB2005100043582A CN100472855C (zh) | 2004-01-17 | 2005-01-13 | 用于锂二次电池的阳极和使用该阳极的锂二次电池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040003573A KR100958651B1 (ko) | 2004-01-17 | 2004-01-17 | 리튬이차전지용 애노드 및 이를 이용한 리튬이차전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050075635A true KR20050075635A (ko) | 2005-07-21 |
KR100958651B1 KR100958651B1 (ko) | 2010-05-20 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040003573A KR100958651B1 (ko) | 2004-01-17 | 2004-01-17 | 리튬이차전지용 애노드 및 이를 이용한 리튬이차전지 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8728664B2 (ko) |
JP (1) | JP4637590B2 (ko) |
KR (1) | KR100958651B1 (ko) |
CN (1) | CN100472855C (ko) |
Cited By (5)
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KR100899549B1 (ko) * | 2007-10-01 | 2009-05-26 | 한국전기연구원 | 고효율 리튬이차전지용 음극, 전극 제조방법 및리튬이차전지 |
KR20140095804A (ko) * | 2013-01-25 | 2014-08-04 | 주식회사 엘지화학 | 전극 활물질 슬러리 및 이를 포함하는 리튬 이차 전지 |
WO2014157955A1 (ko) * | 2013-03-27 | 2014-10-02 | 주식회사 엘지화학 | 애노드 활물질 슬러리, 그 슬러리를 이용한 애노드 및 그를 포함하는 전기화학소자 |
KR101505218B1 (ko) * | 2010-03-12 | 2015-03-24 | 주식회사 엘지화학 | 수명 저하가 없는 급속 충전형 음극과 이를 포함하는 리튬 이차전지 |
KR20170111352A (ko) * | 2016-03-28 | 2017-10-12 | 주식회사 엘지화학 | 접착력이 향상된 음극 활물질 조성물, 이를 이용한 음극 및 리튬 이차전지 |
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US20080070104A1 (en) * | 2006-09-19 | 2008-03-20 | Caleb Technology Corporation | Forming Polymer Electrolyte Coating on Lithium-Ion Polymer Battery Electrode |
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JP5662698B2 (ja) * | 2009-05-15 | 2015-02-04 | 新日鉄住金化学株式会社 | リチウム二次電池用負極活物質及びそれを用いた車載用リチウム二次電池 |
JP5603590B2 (ja) * | 2009-05-29 | 2014-10-08 | 新日鉄住金化学株式会社 | リチウム二次電池用負極活物質及びそれを用いた車載用リチウム二次電池 |
PL2450985T3 (pl) * | 2009-07-01 | 2018-03-30 | Zeon Corporation | Elektroda do baterii akumulatorowej, zawiesina do elektrody do baterii akumulatorowej i bateria akumulatorowa |
JPWO2012014255A1 (ja) * | 2010-07-29 | 2013-09-09 | 三菱重工業株式会社 | リチウムイオン二次電池 |
KR101386150B1 (ko) * | 2011-11-03 | 2014-05-07 | 한국전기연구원 | 음극활물질 전극 및 그 제조방법 및 이를 구비한 리튬이차전지 |
JP5626264B2 (ja) * | 2012-05-31 | 2014-11-19 | トヨタ自動車株式会社 | 電極の製造方法、および電池 |
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KR20140095804A (ko) * | 2013-01-25 | 2014-08-04 | 주식회사 엘지화학 | 전극 활물질 슬러리 및 이를 포함하는 리튬 이차 전지 |
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KR20140117947A (ko) * | 2013-03-27 | 2014-10-08 | 주식회사 엘지화학 | 애노드 활물질 슬러리, 그 슬러리를 이용한 애노드 및 그를 포함하는 전기화학소자 |
US9577263B2 (en) | 2013-03-27 | 2017-02-21 | Lg Chem, Ltd. | Anode active material-containing slurry, anode using the slurry and electrochemical device comprising the anode |
KR20170111352A (ko) * | 2016-03-28 | 2017-10-12 | 주식회사 엘지화학 | 접착력이 향상된 음극 활물질 조성물, 이를 이용한 음극 및 리튬 이차전지 |
Also Published As
Publication number | Publication date |
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US8728664B2 (en) | 2014-05-20 |
JP4637590B2 (ja) | 2011-02-23 |
CN1641916A (zh) | 2005-07-20 |
KR100958651B1 (ko) | 2010-05-20 |
US20050158624A1 (en) | 2005-07-21 |
CN100472855C (zh) | 2009-03-25 |
JP2005203370A (ja) | 2005-07-28 |
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