KR100824330B1 - 이차 전지 정극용 슬러리 조성물, 이차 전지 정극 및 이차전지 - Google Patents
이차 전지 정극용 슬러리 조성물, 이차 전지 정극 및 이차전지 Download PDFInfo
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- KR100824330B1 KR100824330B1 KR1020037006420A KR20037006420A KR100824330B1 KR 100824330 B1 KR100824330 B1 KR 100824330B1 KR 1020037006420 A KR1020037006420 A KR 1020037006420A KR 20037006420 A KR20037006420 A KR 20037006420A KR 100824330 B1 KR100824330 B1 KR 100824330B1
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- South Korea
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- polymer
- lithium ion
- ion secondary
- positive electrode
- secondary battery
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- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0892—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms containing monomers with other atoms than carbon, hydrogen or oxygen atoms
-
- 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
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M4/621—Binders
-
- 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
- H01M4/621—Binders
- H01M4/622—Binders being polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L13/00—Compositions of rubbers containing carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
실시예 | 비교예 | ||||||
1 | 2 | 3 | 4 | 1 | 2 | ||
결착성 | 접힘 시험 | ○ | ○ | ○ | ○ | × | × |
박리 강도(N/cm) | 0.25 | 0.28 | 0.33 | 0.26 | 0.20 | 0.18 | |
전지 특성 | 고온 초기 방전 용량(mAh/g) | 145 | 148 | 145 | 146 | 125 | 128 |
고온 충방전 사이클 특성(%) | 64 | 61 | 67 | 62 | 35 | 35 | |
충방전 레이트 특성(%) | 46 | 42 | 45 | 41 | 25 | 21 | |
CV값(μA/cm2) | 70 | 44 | 67 | 62 | 88 | 720 |
Claims (10)
- 반경험법 분자궤도 계산에 의한 HOMO값이 -13.5eV∼-10eV이고, 또한, 에틸렌 반복단위 함유량이 30mol%∼95mol%인 폴리머 A;반경험법 분자궤도 계산에 의한 HOMO값이 -13.5eV∼-10eV이고, 유리 전이온도가 -80℃∼0℃이고, 또한, 겔함유량이 50~100중량%인 폴리머 B;정극 활성 물질;도전성 부여제; 및폴리머 A를 용해하고, 폴리머 B를 용해하지 않으며 상압에서의 비점이 80℃ 이상 350℃ 이하인 액상 매체 C를 함유하는 것을 특징으로 하는 리튬이온 이차 전지 정극용 슬러리 조성물.
- 제 1항에 있어서, 폴리머 A의 유리 전이온도가 -80℃∼0℃인 것을 특징으로 하는 리튬이온 이차 전지 정극용 슬러리 조성물.
- 제 1항에 있어서, 폴리머 A가 아크릴로나이트릴-뷰타다이엔 공중합체 고무 수소화물, 에틸렌-아크릴산메틸 공중합체, 및 에틸렌-비닐알콜 공중합체로부터 선택되는 1종 이상인 것을 특징으로 하는 리튬이온 이차 전지 정극용 슬러리 조성물.
- 제 1항에 있어서, 폴리머 B의 액상 매체 C에 의한 팽윤도가 30배 이하인 것을 특징으로 하는 리튬이온 이차 전지 정극용 슬러리 조성물.
- 제 1항에 있어서, 폴리머 B가 다관능 에틸렌성 불포화 모노머를 함유하는 모노머 혼합물을 중합하여 얻어지는 가교 중합체인 것을 특징으로 하는 리튬이온 이차 전지 정극용 슬러리 조성물.
- 제 1항에 있어서, 폴리머 B의 입자경이 0.005㎛∼1000㎛인 것을 특징으로 하는 리튬이온 이차 전지 정극용 슬러리 조성물.
- 제 1항에 있어서, 폴리머 A와 폴리머 B의 양의 비율이 A/B의 중량비로, 1/10∼10/1인 것을 특징으로 하는 리튬이온 이차 전지 정극용 슬러리 조성물.
- 삭제
- 혼합층이 집전체에 결착되어 있는 리튬이온 이차 전지용 정극으로서,상기 혼합층은, 반경험법 분자궤도 계산에 의한 HOMO값이 -13.5eV∼-10eV이고, 또한 에틸렌 반복단위 함유량이 30mol%∼95mol%인 폴리머 A;반경험법 분자궤도 계산에 의한 HOMO값이 -13.5eV∼-10eV이고, 유리 전이온도가 -80℃∼0℃이고, 또한, 겔함유량이 50~100중량%인 폴리머 B;정극 활성 물질; 및도전성 부여제를 함유하는 것을 특징으로 하는 리튬이온 이차 전지용 정극.
- 혼합층이 집전체에 결착되어 있는 정극을 갖는 리튬이온 이차 전지로서,상기 혼합층은, 반경험법 분자궤도 계산에 의한 HOMO값이 -13.5eV∼-10eV이고, 또한, 에틸렌 반복단위 함유량이 30mol%∼95mol%인 폴리머 A;반경험법 분자궤도 계산에 의한 HOMO값이 -13.5eV∼-10eV이고, 유리 전이온도가 -80℃∼0℃이고, 또한, 겔함유량이 50~100중량%인 폴리머 B;정극 활성 물질; 및도전성 부여제를 함유하는 것을 특징으로 하는 리튬이온 이차 전지.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2000-00344742 | 2000-11-13 | ||
JP2000344742 | 2000-11-13 | ||
PCT/JP2001/009840 WO2002039518A1 (fr) | 2000-11-13 | 2001-11-09 | Composition de combustible mixte pour electrode positive de cellule secondaire, electrode positive de cellule secondaire et cellule secondaire |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030045854A KR20030045854A (ko) | 2003-06-11 |
KR100824330B1 true KR100824330B1 (ko) | 2008-04-22 |
Family
ID=18818893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020037006420A KR100824330B1 (ko) | 2000-11-13 | 2001-11-09 | 이차 전지 정극용 슬러리 조성물, 이차 전지 정극 및 이차전지 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8202652B2 (ko) |
JP (1) | JP4178953B2 (ko) |
KR (1) | KR100824330B1 (ko) |
WO (1) | WO2002039518A1 (ko) |
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JP4259778B2 (ja) * | 2001-08-02 | 2009-04-30 | パナソニック株式会社 | 非水系二次電池用正極の製造方法 |
CN1290211C (zh) | 2002-07-02 | 2006-12-13 | 日本瑞翁株式会社 | 二次电池电极用浆料组合物的制备方法 |
JP2004178879A (ja) * | 2002-11-26 | 2004-06-24 | Hitachi Maxell Ltd | リチウム二次電池 |
WO2004084245A1 (ja) * | 2003-03-18 | 2004-09-30 | Zeon Corporation | 電気二重層キャパシタ電極用バインダー組成物 |
KR101116546B1 (ko) | 2003-04-24 | 2012-02-28 | 니폰 제온 가부시키가이샤 | 리튬 이온 2차 전지 전극용 바인더 |
JP4502311B2 (ja) * | 2003-10-17 | 2010-07-14 | 日立マクセル株式会社 | リチウム二次電池の製造方法 |
JP4748438B2 (ja) * | 2004-07-29 | 2011-08-17 | 日立化成工業株式会社 | リチウム電池電極用バインダ樹脂溶液及びこの溶液と活物質から製造される電極および電池 |
JP4748439B2 (ja) * | 2004-07-30 | 2011-08-17 | 日立化成工業株式会社 | リチウム電池電極用バインダ樹脂組成物、電極および電池 |
JP4904709B2 (ja) * | 2005-03-25 | 2012-03-28 | 日本ゼオン株式会社 | リチウムイオン二次電池正極用バインダー組成物、およびその利用 |
WO2007037650A1 (en) * | 2005-09-29 | 2007-04-05 | Lg Chem, Ltd. | Electrode with enhanced performance and electrochemical device comprising the same |
CN101454929B (zh) | 2006-03-31 | 2011-05-25 | 日本瑞翁株式会社 | 锂离子二次电池 |
JP4502332B2 (ja) * | 2006-05-11 | 2010-07-14 | 日立マクセル株式会社 | シート状の正極の製造方法 |
JP2008123824A (ja) * | 2006-11-10 | 2008-05-29 | Fuji Heavy Ind Ltd | リチウム二次電池用正極および非水系リチウム二次電池 |
JP4905267B2 (ja) * | 2007-06-21 | 2012-03-28 | ソニー株式会社 | 正極合剤および非水電解質電池 |
US8076026B2 (en) * | 2010-02-05 | 2011-12-13 | International Battery, Inc. | Rechargeable battery using an aqueous binder |
US7931985B1 (en) | 2010-11-08 | 2011-04-26 | International Battery, Inc. | Water soluble polymer binder for lithium ion battery |
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US8102642B2 (en) * | 2010-08-06 | 2012-01-24 | International Battery, Inc. | Large format ultracapacitors and method of assembly |
WO2012026583A1 (ja) * | 2010-08-27 | 2012-03-01 | 日本ゼオン株式会社 | 全固体二次電池 |
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WO2012039366A1 (ja) | 2010-09-24 | 2012-03-29 | Jsr株式会社 | 電極用バインダー組成物 |
US9276262B2 (en) | 2011-03-25 | 2016-03-01 | Tokyo University Of Science Educational Foundation Administrative Organization | Battery electrode and lithium ion secondary battery provided with same |
JP5742493B2 (ja) * | 2011-06-09 | 2015-07-01 | 日本ゼオン株式会社 | 二次電池用電極、二次電池電極用バインダー、製造方法及び二次電池 |
JP5782861B2 (ja) * | 2011-06-23 | 2015-09-24 | 日本ゼオン株式会社 | 二次電池用正極及び二次電池 |
JP5751414B2 (ja) * | 2011-07-11 | 2015-07-22 | 日本ゼオン株式会社 | 二次電池多孔膜用スラリー組成物 |
EP2752927B1 (en) * | 2011-08-30 | 2017-02-22 | Zeon Corporation | Binder composition for secondary battery negative electrode, negative electrode for secondary battery, negative electrode slurry composition, manufacturing method, and secondary battery |
WO2013069558A1 (ja) * | 2011-11-07 | 2013-05-16 | 電気化学工業株式会社 | 電極用バインダー組成物 |
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WO2013084990A1 (ja) * | 2011-12-06 | 2013-06-13 | 日本ゼオン株式会社 | 二次電池正極用バインダー組成物、二次電池正極用スラリー組成物、二次電池正極及び二次電池 |
JP6044773B2 (ja) * | 2012-01-30 | 2016-12-14 | 日本ゼオン株式会社 | 二次電池正極用バインダー組成物、二次電池正極用スラリー組成物、二次電池正極及び二次電池 |
CN104137311B (zh) * | 2012-03-02 | 2016-05-11 | 日本瑞翁株式会社 | 二次电池用正极及二次电池 |
JP6417943B2 (ja) * | 2013-02-04 | 2018-11-07 | 日本ゼオン株式会社 | リチウムイオン二次電池正極用スラリー |
PL2978051T3 (pl) * | 2013-03-22 | 2018-04-30 | Zeon Corporation | Kompozycja zawiesiny do elektrody ujemnej do litowo-jonowej baterii akumulatorowej, elektroda ujemna do litowo-jonowej baterii akumulatorowej i litowo-jonowa bateria akumulatorowa |
WO2014176326A1 (en) * | 2013-04-23 | 2014-10-30 | E. I. Du Pont De Nemours And Company | Battery binder |
KR20160061167A (ko) * | 2014-11-21 | 2016-05-31 | 삼성에스디아이 주식회사 | 무기물층이 코팅된 전극, 그 제조 방법 및 이를 구비한 이차 전지 |
TW201721954A (zh) * | 2015-09-14 | 2017-06-16 | Osaka Soda Co Ltd | 非水電解質二次電池用正極材料 |
EP3358659B1 (en) * | 2015-09-30 | 2020-10-21 | Zeon Corporation | Non-aqueous secondary battery electrode binder composition, non-aqueous secondary battery electrode slurry composition, non-aqueous secondary battery electrode, and non-aqueous secondary battery |
EP3817108A4 (en) * | 2018-06-29 | 2022-04-06 | Zeon Corporation | NON-AQUEOUS SECONDARY BATTERY ELECTRODE BINDER COMPOSITION, NON-AQUEOUS SECONDARY BATTERY ELECTRODE SLURRY COMPOSITION AND METHOD FOR PRODUCTION THEREOF, NON-AQUEOUS SECONDARY BATTERY ELECTRODE AND NON-AQUEOUS SECONDARY BATTERY |
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JPH08157677A (ja) * | 1994-10-07 | 1996-06-18 | Nippon Zeon Co Ltd | 電極用バインダー |
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-
2001
- 2001-11-09 KR KR1020037006420A patent/KR100824330B1/ko active IP Right Grant
- 2001-11-09 WO PCT/JP2001/009840 patent/WO2002039518A1/ja active Application Filing
- 2001-11-09 JP JP2002541734A patent/JP4178953B2/ja not_active Expired - Fee Related
- 2001-11-09 US US10/416,025 patent/US8202652B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH08157677A (ja) * | 1994-10-07 | 1996-06-18 | Nippon Zeon Co Ltd | 電極用バインダー |
JPH11250915A (ja) * | 1997-11-10 | 1999-09-17 | Nippon Zeon Co Ltd | ビニルアルコール系重合体を含有するバインダー、スラリー、および非水電解液二次電池ならびにその電極 |
EP1032064A1 (fr) | 1999-02-25 | 2000-08-30 | Alcatel | Electrode positive de générateur électrochimique rechargeable au lithium à collecteur de courant en aluminium |
JP2000285924A (ja) * | 1999-03-30 | 2000-10-13 | Nippon Zeon Co Ltd | リチウムイオン二次電池電極用バインダー組成物、そのスラリーならびに電極および電池 |
Also Published As
Publication number | Publication date |
---|---|
US20040020763A1 (en) | 2004-02-05 |
WO2002039518A1 (fr) | 2002-05-16 |
JP4178953B2 (ja) | 2008-11-12 |
US8202652B2 (en) | 2012-06-19 |
KR20030045854A (ko) | 2003-06-11 |
JPWO2002039518A1 (ja) | 2004-03-18 |
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