JP7262392B2 - コンフォーマルグラフェン分散によるナノ構造リチウムイオンバッテリ電極複合材料 - Google Patents

コンフォーマルグラフェン分散によるナノ構造リチウムイオンバッテリ電極複合材料 Download PDF

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JP7262392B2
JP7262392B2 JP2019542529A JP2019542529A JP7262392B2 JP 7262392 B2 JP7262392 B2 JP 7262392B2 JP 2019542529 A JP2019542529 A JP 2019542529A JP 2019542529 A JP2019542529 A JP 2019542529A JP 7262392 B2 JP7262392 B2 JP 7262392B2
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graphene
lmo
lithium
nanoparticles
cellulose polymer
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JP2020508541A5 (enExample
JP2020508541A (ja
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マーク・シー・ハーサム
カン－シェン・チェン
イーサン・ビー・セコー
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Northwestern University
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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
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    • 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
    • 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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    • C01—INORGANIC CHEMISTRY
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    • C01B32/15—Nano-sized carbon materials
    • C01B32/182—Graphene
    • C01B32/184—Preparation
    • C01B32/19—Preparation by exfoliation
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    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
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    • 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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    • H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
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    • 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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    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
    • H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
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    • H01M4/621—Binders
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    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
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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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  • Composite Materials (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Carbon And Carbon Compounds (AREA)
JP2019542529A 2017-02-27 2018-02-27 コンフォーマルグラフェン分散によるナノ構造リチウムイオンバッテリ電極複合材料 Active JP7262392B2 (ja)

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US201762464167P 2017-02-27 2017-02-27
US62/464,167 2017-02-27
PCT/US2018/019965 WO2018217263A2 (en) 2017-02-27 2018-02-27 Nanostructured lithium-ion battery electrode composite materials via conformal graphene dispersion

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JP7262392B2 true JP7262392B2 (ja) 2023-04-21

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EP (1) EP3586388A4 (enExample)
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KR (1) KR102520522B1 (enExample)
CN (1) CN110832681B (enExample)
WO (1) WO2018217263A2 (enExample)

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US20230299330A1 (en) * 2017-02-27 2023-09-21 Northwestern University Graphene-functionalized composites for battery anodes, forming methods and applications of same
WO2018217263A2 (en) * 2017-02-27 2018-11-29 Northwestern University Nanostructured lithium-ion battery electrode composite materials via conformal graphene dispersion
JP2021063002A (ja) * 2019-10-11 2021-04-22 ハリマ化成株式会社 単層グラフェンの製造方法、単層グラフェン分散体の製造方法及び単層グラフェン分散体
JP6885487B1 (ja) * 2020-03-30 2021-06-16 住友大阪セメント株式会社 リチウムイオン二次電池用正極材料、リチウムイオン二次電池用正極及びリチウムイオン二次電池
EP4147284A4 (en) * 2020-05-04 2025-01-15 Northwestern University Conformal pickering emulsion graphene coatings for electrode materials and forming methods applications of same
US20230335730A1 (en) * 2020-10-05 2023-10-19 Northwestern University Composites with surface refining and conformal graphene coating, electrodes, and fabricating methods of same
US12406996B2 (en) * 2021-04-27 2025-09-02 Northwestern University Composite material with conformal graphene coating, fabricating methods and applications of same
CN113830755B (zh) * 2021-09-14 2023-08-08 广西师范大学 一种一步法电化学制备钴单质-石墨烯插层化合物的方法
KR102657695B1 (ko) * 2021-09-29 2024-04-16 경상국립대학교산학협력단 아연-이온 전지용 집전체 및 음극재, 이의 제조방법 및 아연-이온 전지
KR102651481B1 (ko) * 2021-11-10 2024-03-27 한국과학기술연구원 단일 및 다성분계 나노입자 고밀도화, 고균일화 및 그 제조방법
CN114914560B (zh) * 2022-04-02 2024-12-13 武汉理工大学 一种双层分布的锂离子电池极片中导电剂比例的确定方法
CN115986092B (zh) * 2023-02-23 2025-08-29 贵州梅岭电源有限公司 一种锂离子电池的制备方法
WO2024242976A1 (en) * 2023-05-22 2024-11-28 Northwestern University Lithium-ion battery electrode materials with graphene-cellulose composite coatings and applications of same

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US20120064409A1 (en) 2010-09-10 2012-03-15 Aruna Zhamu Graphene-enhanced anode particulates for lithium ion batteries
JP2012219010A (ja) 2011-04-06 2012-11-12 Samsung Electro-Mechanics Co Ltd ナノ複合素材及びその製造方法並びにこれを含むエネルギ貯藏装置
US20150072162A1 (en) 2011-04-22 2015-03-12 Northwestern University Methods for preparation of concentrated graphene ink compositions and related composite materials
JP2013054958A (ja) 2011-09-05 2013-03-21 Hitachi Maxell Energy Ltd 非水電解質二次電池用負極材、リチウムイオン二次電池及び電気化学キャパシタ
JP2013067543A (ja) 2011-09-26 2013-04-18 Asahi Glass Co Ltd ケイ酸化合物、二次電池用正極および二次電池の製造方法
JP2015527707A (ja) 2012-07-20 2015-09-17 アカデミア シニカＡｃａｄｅｍｉａ Ｓｉｎｉｃａ グラフェンを被覆した電極
US20150044564A1 (en) 2013-08-08 2015-02-12 Yanbo Wang Anode containing active material-coated graphene sheets and lithium-ion batteries containg same
US20150044556A1 (en) 2013-08-08 2015-02-12 Yanbo Wang Cathode active material-coated discrete graphene sheets for lithium batteries and process for producing same
JP2016189294A (ja) 2015-03-30 2016-11-04 東ソー株式会社 リチウムイオン２次電池用負極活物質およびその製造方法
CN105047917A (zh) 2015-06-25 2015-11-11 中国航空工业集团公司北京航空材料研究院 一种磷酸铁锂电池正极材料的制备方法

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US12381252B2 (en) 2025-08-05
US20210344036A1 (en) 2021-11-04
CN110832681B (zh) 2023-03-03
WO2018217263A2 (en) 2018-11-29
WO2018217263A3 (en) 2019-02-21
KR102520522B1 (ko) 2023-04-12
KR20190114994A (ko) 2019-10-10
CN110832681A (zh) 2020-02-21
EP3586388A2 (en) 2020-01-01
EP3586388A4 (en) 2020-12-23
JP2020508541A (ja) 2020-03-19
US20180254517A1 (en) 2018-09-06
US11088392B2 (en) 2021-08-10
US20240079637A1 (en) 2024-03-07
US11876168B2 (en) 2024-01-16

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