KR20180084715A - 리튬 이온 전지용 도전 하지 도료 - Google Patents
리튬 이온 전지용 도전 하지 도료 Download PDFInfo
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- KR20180084715A KR20180084715A KR1020180083103A KR20180083103A KR20180084715A KR 20180084715 A KR20180084715 A KR 20180084715A KR 1020180083103 A KR1020180083103 A KR 1020180083103A KR 20180083103 A KR20180083103 A KR 20180083103A KR 20180084715 A KR20180084715 A KR 20180084715A
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- lithium ion
- ion battery
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- electroconductive base
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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
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
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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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/24—Electrically-conducting paints
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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
- 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
- H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
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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
- H01M4/36—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
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
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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
- H01M4/625—Carbon or graphite
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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
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/661—Metal or alloys, e.g. alloy coatings
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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
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/663—Selection of materials containing carbon or carbonaceous materials as conductive part, e.g. graphite, carbon fibres
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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
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/665—Composites
- H01M4/667—Composites in the form of layers, e.g. coatings
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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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- Inorganic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Crystallography & Structural Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Cell Electrode Carriers And Collectors (AREA)
- Paints Or Removers (AREA)
Abstract
(과제) 리튬 이온 전지용 전극에 있어서의 집전체와 활물질간의 접촉 저항을 저감시키고, 집전체와 활물질 함유층의 밀착성의 향상에 기여하여, 막두께 6 ㎛ 이하로 균일하게 도공 가능한 도전 하지 도료, 이것을 사용한 리튬 이온 전지용 전극 및 리튬 이온 전지를 제공하는 것.
(해결 수단) 본 발명의 수계 도전 하지 도료는, 집전체 및 활물질을 함유하여 이루어지는 리튬 이온 전지용 전극의 도전 하지 피막을 형성하는 수계 도전 하지 도료이다. 상기 도전 하지 도료는, 박편화 흑연을 함유하고, 상기 박편화 흑연은, 50 질량% 레이저 회절 직경 (X50dif) 이 0.3 ㎛ ∼ 8 ㎛, 50 질량% 스토크스 직경 (X50st) 이 0.08 ㎛ ∼ 3.5 ㎛, 박편화 지수 (X50dif/X50st) 가 2.2 ∼ 5 이다.
(해결 수단) 본 발명의 수계 도전 하지 도료는, 집전체 및 활물질을 함유하여 이루어지는 리튬 이온 전지용 전극의 도전 하지 피막을 형성하는 수계 도전 하지 도료이다. 상기 도전 하지 도료는, 박편화 흑연을 함유하고, 상기 박편화 흑연은, 50 질량% 레이저 회절 직경 (X50dif) 이 0.3 ㎛ ∼ 8 ㎛, 50 질량% 스토크스 직경 (X50st) 이 0.08 ㎛ ∼ 3.5 ㎛, 박편화 지수 (X50dif/X50st) 가 2.2 ∼ 5 이다.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011016761A JP5598356B2 (ja) | 2011-01-28 | 2011-01-28 | リチウムイオン電池用の導電下地塗料 |
JPJP-P-2011-016761 | 2011-01-28 |
Related Parent Applications (1)
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KR1020120004466A Division KR20120087820A (ko) | 2011-01-28 | 2012-01-13 | 리튬 이온 전지용 도전 하지 도료 |
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KR20180084715A true KR20180084715A (ko) | 2018-07-25 |
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KR1020120004466A KR20120087820A (ko) | 2011-01-28 | 2012-01-13 | 리튬 이온 전지용 도전 하지 도료 |
KR1020180083103A KR20180084715A (ko) | 2011-01-28 | 2018-07-17 | 리튬 이온 전지용 도전 하지 도료 |
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KR1020120004466A KR20120087820A (ko) | 2011-01-28 | 2012-01-13 | 리튬 이온 전지용 도전 하지 도료 |
Country Status (3)
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JP (1) | JP5598356B2 (ko) |
KR (2) | KR20120087820A (ko) |
CN (1) | CN102618097B (ko) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6044300B2 (ja) * | 2012-11-27 | 2016-12-14 | 東洋インキScホールディングス株式会社 | 非水系二次電池電極形成用導電性プライマー組成物、それを用いた非水系二次電池電極、及び非水系二次電池 |
JP6361955B2 (ja) | 2013-01-11 | 2018-07-25 | 株式会社Gsユアサ | 蓄電素子及びその製造方法 |
CN106947280B (zh) * | 2013-08-27 | 2020-03-03 | 日产化学工业株式会社 | 导电性碳材料分散剂以及导电性碳材料分散液 |
JP2015056318A (ja) * | 2013-09-12 | 2015-03-23 | 新神戸電機株式会社 | リチウムイオン電池 |
CN106415761B (zh) | 2014-01-23 | 2019-06-21 | 松下知识产权经营株式会社 | 电容器用电极以及使用其的电容器 |
WO2015156062A1 (ja) * | 2014-04-11 | 2015-10-15 | Necエナジーデバイス株式会社 | 二次電池とその製造方法 |
CN109417161B (zh) * | 2016-07-20 | 2022-01-14 | 远景Aesc日本有限公司 | 锂离子电池用电极和锂离子电池 |
CN106410209A (zh) * | 2016-10-18 | 2017-02-15 | 深圳市河科科技有限公司 | 用于锂电池集流体的银灰色导电浆料及其制备方法和用途 |
TWI617073B (zh) | 2016-11-25 | 2018-03-01 | 財團法人工業技術研究院 | 電池電極結構及其製作方法 |
WO2019065084A1 (ja) * | 2017-09-29 | 2019-04-04 | 株式会社カネカ | 加工グラファイト積層体、その製造方法および加工グラファイト積層体用レーザー切断装置 |
CN112349910B (zh) | 2019-04-28 | 2022-03-08 | 宁德时代新能源科技股份有限公司 | 负极集流体、负极极片、电化学装置、电动汽车及消费类电子产品 |
CN116259710A (zh) * | 2020-10-15 | 2023-06-13 | 宁德新能源科技有限公司 | 极片及包含其的电化学装置和电子设备 |
US20240128461A1 (en) * | 2021-02-22 | 2024-04-18 | Adeka Corporation | Conductive undercoating agent |
CN113066958B (zh) * | 2021-03-22 | 2022-09-27 | 珠海冠宇电池股份有限公司 | 一种集流体及其应用 |
JPWO2023007962A1 (ko) * | 2021-07-30 | 2023-02-02 | ||
JPWO2023032391A1 (ko) * | 2021-08-31 | 2023-03-09 |
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JP2000149924A (ja) * | 1998-11-06 | 2000-05-30 | Japan Storage Battery Co Ltd | 非水電解質二次電池 |
JP2001357854A (ja) * | 2000-06-13 | 2001-12-26 | Matsushita Electric Ind Co Ltd | 非水系二次電池 |
JP2004099355A (ja) * | 2002-09-06 | 2004-04-02 | Tsunemi Ochiai | グラファイト粉末、その製造方法及びそれからなる電池用導電材料 |
WO2005036574A1 (ja) * | 2003-10-10 | 2005-04-21 | Japan Gore-Tex Inc. | 電気二重層キャパシタ用電極とその製造方法、および電気二重層キャパシタ、並びに導電性接着剤 |
JP4371979B2 (ja) * | 2003-10-10 | 2009-11-25 | ジャパンゴアテックス株式会社 | 電気二重層キャパシタ用電極、および電気二重層キャパシタ、並びに導電性接着剤 |
JP2006338963A (ja) * | 2005-05-31 | 2006-12-14 | Fuji Heavy Ind Ltd | リチウムイオンキャパシタ |
JP2007091487A (ja) * | 2005-09-26 | 2007-04-12 | Muroran Institute Of Technology | 導電性材料の製造方法および導電性弾性体組成物 |
JP2008077993A (ja) * | 2006-09-21 | 2008-04-03 | Mitsubishi Chemicals Corp | 電極及び非水電解質二次電池 |
KR101455445B1 (ko) * | 2008-08-28 | 2014-10-27 | 제온 코포레이션 | 리튬 이온 커패시터용 전극 및 리튬 이온 커패시터 |
JP5098954B2 (ja) * | 2008-10-28 | 2012-12-12 | 日本ゼオン株式会社 | 電気化学素子用電極の製造方法および電気化学素子 |
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JP2010238588A (ja) * | 2009-03-31 | 2010-10-21 | Daikin Ind Ltd | リチウム二次電池の集電積層体 |
KR101569243B1 (ko) * | 2009-07-30 | 2015-11-13 | 제온 코포레이션 | 전기 화학 소자용 전극 및 전기 화학 소자 |
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2011
- 2011-01-28 JP JP2011016761A patent/JP5598356B2/ja active Active
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2012
- 2012-01-13 KR KR1020120004466A patent/KR20120087820A/ko active Application Filing
- 2012-01-17 CN CN201210015170.8A patent/CN102618097B/zh active Active
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Also Published As
Publication number | Publication date |
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CN102618097A (zh) | 2012-08-01 |
JP2012156109A (ja) | 2012-08-16 |
KR20120087820A (ko) | 2012-08-07 |
JP5598356B2 (ja) | 2014-10-01 |
CN102618097B (zh) | 2016-09-28 |
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