KR101245055B1 - 전기화학 소자 전극용 복합 입자, 전기화학 소자 전극용 복합 입자의 제조 방법 및 전기화학 소자 전극 - Google Patents
전기화학 소자 전극용 복합 입자, 전기화학 소자 전극용 복합 입자의 제조 방법 및 전기화학 소자 전극 Download PDFInfo
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- KR101245055B1 KR101245055B1 KR1020087023838A KR20087023838A KR101245055B1 KR 101245055 B1 KR101245055 B1 KR 101245055B1 KR 1020087023838 A KR1020087023838 A KR 1020087023838A KR 20087023838 A KR20087023838 A KR 20087023838A KR 101245055 B1 KR101245055 B1 KR 101245055B1
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- H—ELECTRICITY
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- H—ELECTRICITY
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- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/24—Electrodes characterised by structural features of the materials making up or comprised in the electrodes, e.g. form, surface area or porosity; characterised by the structural features of powders or particles used therefor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/30—Electrodes characterised by their material
- H01G11/32—Carbon-based
- H01G11/38—Carbon pastes or blends; Binders or additives therein
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/30—Electrodes characterised by their material
- H01G11/32—Carbon-based
- H01G11/42—Powders or particles, e.g. composition thereof
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
- H01G11/86—Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for electrodes
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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
- 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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- 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
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- H01M4/04—Processes of manufacture in general
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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
- H01M4/139—Processes of manufacture
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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
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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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
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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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
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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
- 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
- Y02E60/13—Energy storage using capacitors
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- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (9)
- 전극 활물질, 도전재 및 결착제를 함유하는 전기화학 소자 전극용 복합 입자로서,상기 복합 입자의 1차 입자의 부피 평균 입경이 1 내지 500㎛ 이고,부피 기준으로 구한 상기 복합 입자의 1차 입자의 입경 분포에 있어서, 상기 1차 입자의 모드 직경 R1 근방의 미소범위의 입경을 갖는 상기 1차 입자의 상대입자량을 ρ1이라 하고,23℃에서의 측정에 있어서 부피 기준으로 구한 상기 복합 입자의 2차 입자의 입경 분포에 있어서, 상기 미소범위의 입경을 갖는 상기 2차 입자의 상대입자량을 ρ2라고 했을 때,ρ2/ρ1이 0.03 내지 0.30인 전기화학 소자 전극용 복합 입자.
- 제 1 항에 있어서,추가로 분산제를 함유하는 것을 특징으로 하는 전기화학 소자 전극용 복합 입자.
- 전극 활물질, 도전재 및 결착제를 물에 분산 또는 용해시켜 슬러리 A를 수득하는 공정(i),상기 슬러리 A의 pH를 8.0 내지 10.0으로 조정하는 공정(ii), 및상기 슬러리 A를 분무 건조하여 조립하는 공정(iii)을 갖는, 제 1 항에 기재된 전기화학 소자 전극용 복합 입자의 제조 방법.
- 전극 활물질 및 결착제를 용매에 분산시켜 슬러리 B를 수득하는 공정(I),상기 슬러리 B를 분무 건조하고 조립하여, 조립 입자를 수득하는 공정(II), 및상기 조립 입자의 표면의 적어도 일부를 상기 조립 입자보다도 부피 평균 입경이 작은 도전재로 피복하는 공정(III)을 갖는, 제 1 항에 기재된 전기화학 소자 전극용 복합 입자의 제조 방법.
- 제 4 항에 있어서,상기 결착제가 폴리테트라플루오로에틸렌인 전기화학 소자 전극용 복합 입자의 제조 방법.
- 집전체 및 상기 집전체 상에 적층되어 이루어지는 활물질층을 갖는 전기화학 소자 전극으로서,상기 활물질층이 제 1 항 또는 제 2 항에 기재된 전기화학 소자 전극용 복합 입자를 가압 성형함으로써 형성된 것인 전기화학 소자 전극.
- 제 6 항에 있어서,상기 가압 성형이 롤 가압 성형인 전기화학 소자 전극.
- 제 6 항에 있어서,전기 이중층 캐패시터용인 전기화학 소자 전극.
- 제 7 항에 있어서,전기 이중층 캐패시터용인 전기화학 소자 전극.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006095916A JP4929792B2 (ja) | 2006-03-30 | 2006-03-30 | 電気化学素子電極用複合粒子 |
JPJP-P-2006-00095916 | 2006-03-30 | ||
JP2006322886A JP5141002B2 (ja) | 2006-11-30 | 2006-11-30 | 電気化学素子電極用複合粒子の製造方法 |
JPJP-P-2006-00322886 | 2006-11-30 | ||
PCT/JP2007/056323 WO2007116718A1 (ja) | 2006-03-30 | 2007-03-27 | 電気化学素子電極用複合粒子、電気化学素子電極用複合粒子の製造方法及び電気化学素子電極 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080105133A KR20080105133A (ko) | 2008-12-03 |
KR101245055B1 true KR101245055B1 (ko) | 2013-03-18 |
Family
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KR1020087023838A Expired - Fee Related KR101245055B1 (ko) | 2006-03-30 | 2007-03-27 | 전기화학 소자 전극용 복합 입자, 전기화학 소자 전극용 복합 입자의 제조 방법 및 전기화학 소자 전극 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7972535B2 (ko) |
KR (1) | KR101245055B1 (ko) |
WO (1) | WO2007116718A1 (ko) |
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JP4612664B2 (ja) * | 2007-09-25 | 2011-01-12 | セイコーエプソン株式会社 | 全固体二次電池、全固体二次電池の製造方法 |
US8426064B2 (en) * | 2007-12-25 | 2013-04-23 | Kao Corporation | Composite material for positive electrode of lithium battery |
WO2011019493A1 (en) * | 2009-08-09 | 2011-02-17 | American Lithium Energy Corporation | Electroactive particles, and electrodes and batteries comprising the same |
TW201136837A (en) * | 2010-01-29 | 2011-11-01 | Basf Se | Producing oxidic compounds |
US20120015245A1 (en) * | 2010-07-15 | 2012-01-19 | Semiconductor Energy Laboratory Co., Ltd. | Manufacturing method of electrode of power storage device, electrode of power storage device, and power storage device |
EP2597706B1 (en) * | 2010-07-23 | 2020-11-18 | Toyota Jidosha Kabushiki Kaisha | Lithium ion secondary battery |
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JP5987471B2 (ja) * | 2011-05-24 | 2016-09-07 | 日本ゼオン株式会社 | 二次電池用負極、二次電池、負極用スラリー組成物及び二次電池用負極の製造方法 |
US20150041729A1 (en) * | 2012-02-23 | 2015-02-12 | Zeon Corporation | Aqueous electroconductive paste for fuel cell separator |
CN104718649B (zh) * | 2012-09-14 | 2017-04-12 | 御国色素株式会社 | 乙炔黑分散浆料及锂离子二次电池 |
EP2908370B1 (en) * | 2013-03-19 | 2018-11-28 | LG Chem, Ltd. | Low resistance electrode for electrochemical element, method for manufacturing same, and electrochemical element including same |
JP6337895B2 (ja) * | 2013-05-29 | 2018-06-06 | 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組成物、リチウムイオン二次電池用正極の製造方法、リチウムイオン二次電池用正極およびリチウムイオン二次電池 |
US20150062779A1 (en) * | 2013-08-30 | 2015-03-05 | Corning Incorporated | Edlc electrode and manufacturing process thereof |
US9607776B2 (en) | 2013-10-24 | 2017-03-28 | Corning Incorporated | Ultracapacitor with improved aging performance |
JP6344143B2 (ja) * | 2014-08-27 | 2018-06-20 | 日本ゼオン株式会社 | 電気化学素子電極用複合粒子の製造方法、電気化学素子電極の製造方法及び電気化学素子の製造方法 |
KR101773698B1 (ko) | 2015-01-13 | 2017-08-31 | 주식회사 엘지화학 | 리튬 이차전지의 양극 형성용 조성물의 제조방법, 및 이를 이용하여 제조한 양극 및 리튬 이차전지 |
WO2016114589A1 (ko) * | 2015-01-13 | 2016-07-21 | 주식회사 엘지화학 | 리튬 이차전지의 양극 형성용 조성물의 제조방법, 및 이를 이용하여 제조한 양극 및 리튬 이차전지 |
JP6249242B2 (ja) * | 2015-04-06 | 2017-12-20 | トヨタ自動車株式会社 | 非水電解質二次電池 |
JP6380808B2 (ja) * | 2015-05-19 | 2018-08-29 | トヨタ自動車株式会社 | 二次電池用電極の製造方法 |
KR102374874B1 (ko) * | 2015-10-30 | 2022-03-16 | 도아고세이가부시키가이샤 | 비수전해질 이차전지 전극용 바인더 및 그 제조 방법, 및 그 용도 |
WO2017131080A1 (ja) * | 2016-01-29 | 2017-08-03 | ソニー株式会社 | 二次電池用負極、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 |
JP6347268B2 (ja) * | 2016-02-26 | 2018-06-27 | トヨタ自動車株式会社 | 複合活物質の製造方法 |
US11171325B2 (en) * | 2016-07-11 | 2021-11-09 | Nanograf Corporation | Optimized electrode design for graphene based anodes |
JP6756246B2 (ja) * | 2016-11-21 | 2020-09-16 | トヨタ自動車株式会社 | 造粒体集合物の製造方法、電極板の製造方法、及び電池の製造方法 |
EP3595039A4 (en) * | 2017-03-08 | 2020-12-23 | Zeon Corporation | BINDER COMPOSITION FOR FUNCTIONAL LAYER OF NON-AQUEOUS SECONDARY CELL, COMPOSITION OF SLURRY FOR FUNCTIONAL LAYER OF NON-AQUEOUS SECONDARY CELL, FUNCTIONAL LAYER FOR NON-AQUEOUS SECONDARY CELL, SEPARATOR PROVIDED WITH A FUNCTIONAL LAYER FOR NON-AQUEOUS SECONDARY CELL , AND ASSOCIATED PRODUCTION PROCESS |
WO2019066480A2 (ko) * | 2017-09-28 | 2019-04-04 | 주식회사 엘지화학 | 전극 슬러리의 공정성 예측 및 전극 바인더 선정 방법 |
CN111194492B (zh) * | 2017-10-12 | 2023-11-14 | 富士胶片株式会社 | 固体电解质组合物以及含固体电解质片材、全固态二次电池和两者的制造方法 |
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JPH1070048A (ja) | 1996-08-28 | 1998-03-10 | Toyota Motor Corp | 電気二重層キャパシタ用電極の製造方法 |
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2007
- 2007-03-27 KR KR1020087023838A patent/KR101245055B1/ko not_active Expired - Fee Related
- 2007-03-27 WO PCT/JP2007/056323 patent/WO2007116718A1/ja active Application Filing
- 2007-03-27 US US12/225,795 patent/US7972535B2/en active Active
Patent Citations (2)
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JPH1070048A (ja) | 1996-08-28 | 1998-03-10 | Toyota Motor Corp | 電気二重層キャパシタ用電極の製造方法 |
WO2005117043A1 (ja) | 2004-05-27 | 2005-12-08 | Zeon Corporation | 電気化学デバイス用電極の製造方法及びその装置 |
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WO2007116718A1 (ja) | 2007-10-18 |
US20090267028A1 (en) | 2009-10-29 |
KR20080105133A (ko) | 2008-12-03 |
US7972535B2 (en) | 2011-07-05 |
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