JP7303470B2 - ポリテトラフルオロエチレン粉末、電極用バインダー、電極合剤、電極、及び、二次電池 - Google Patents

ポリテトラフルオロエチレン粉末、電極用バインダー、電極合剤、電極、及び、二次電池 Download PDF

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JP7303470B2
JP7303470B2 JP2022158690A JP2022158690A JP7303470B2 JP 7303470 B2 JP7303470 B2 JP 7303470B2 JP 2022158690 A JP2022158690 A JP 2022158690A JP 2022158690 A JP2022158690 A JP 2022158690A JP 7303470 B2 JP7303470 B2 JP 7303470B2
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mass
electrode
ptfe
fluorine
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JP2023051888A (ja
Inventor
丈人 加藤
貴哉 山田
幸平 安田
拓 山中
純平 寺田
政佳 宮本
健太 村山
亮太 宇佐美
裕俊 吉田
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Daikin Industries Ltd
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Daikin Industries Ltd
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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
    • H01M4/622—Binders being polymers
    • H01M4/623—Binders being polymers fluorinated polymers
    • 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
    • C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
    • C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
    • C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C09D127/18—Homopolymers or copolymers of tetrafluoroethene
    • 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
    • H01M4/13—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
    • 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
    • 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
    • H01M4/628—Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F14/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
    • C08F14/18—Monomers containing fluorine
    • C08F14/26—Tetrafluoroethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F214/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
    • C08F214/18—Monomers containing fluorine
    • C08F214/26—Tetrafluoroethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F214/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
    • C08F214/18—Monomers containing fluorine
    • C08F214/26—Tetrafluoroethene
    • C08F214/262—Tetrafluoroethene with fluorinated vinyl ethers
    • 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)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2022158690A 2021-09-30 2022-09-30 ポリテトラフルオロエチレン粉末、電極用バインダー、電極合剤、電極、及び、二次電池 Active JP7303470B2 (ja)

Priority Applications (1)

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JP2023098649A JP2023108001A (ja) 2021-09-30 2023-06-15 ポリテトラフルオロエチレン粉末、電極用バインダー、電極合剤、電極、及び、二次電池

Applications Claiming Priority (4)

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JP2021161570 2021-09-30
JP2021161570 2021-09-30
JP2022128096 2022-08-10
JP2022128096 2022-08-10

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JP2023051888A JP2023051888A (ja) 2023-04-11
JP7303470B2 true JP7303470B2 (ja) 2023-07-05

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JP2022158690A Active JP7303470B2 (ja) 2021-09-30 2022-09-30 ポリテトラフルオロエチレン粉末、電極用バインダー、電極合剤、電極、及び、二次電池
JP2023098649A Pending JP2023108001A (ja) 2021-09-30 2023-06-15 ポリテトラフルオロエチレン粉末、電極用バインダー、電極合剤、電極、及び、二次電池

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Country Status (6)

Country Link
US (1) US20240243293A1 (https=)
EP (1) EP4411897A4 (https=)
JP (2) JP7303470B2 (https=)
KR (1) KR102740339B1 (https=)
TW (1) TWI861566B (https=)
WO (1) WO2023054713A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102932815B1 (ko) * 2023-01-18 2026-03-05 다이킨 고교 가부시키가이샤 전기 화학 디바이스용 합제 자립막, 전극, 및 전기 화학 디바이스
WO2024154805A1 (ja) * 2023-01-18 2024-07-25 ダイキン工業株式会社 テトラフルオロエチレン系ポリマー組成物、固体二次電池用バインダー、電解質層用合剤、電極合剤、電極、及び、固体二次電池
EP4560738A4 (en) * 2023-06-30 2026-02-18 Daikin Ind Ltd Composition of polytetrafluoroethylene, binder for electrochemical devices, electrode mixture, electrode and secondary battery
WO2025005282A1 (ja) 2023-06-30 2025-01-02 ダイキン工業株式会社 容器
WO2025005277A1 (ja) * 2023-06-30 2025-01-02 ダイキン工業株式会社 ポリテトラフルオロエチレン、電気化学デバイス用バインダー、電極合剤、電極、及び、二次電池
WO2025127122A1 (ja) * 2023-12-12 2025-06-19 ダイキン工業株式会社 テトラフルオロエチレン系ポリマー組成物、電気化学デバイス用バインダー、電極合剤、電極、及び、二次電池
JP7807691B2 (ja) * 2023-12-12 2026-01-28 ダイキン工業株式会社 テトラフルオロエチレン系ポリマー組成物、電気化学デバイス用バインダー、電極合剤、電極、及び、二次電池
JP7750437B1 (ja) 2024-07-18 2025-10-07 Ａｇｃ株式会社 ポリテトラフルオロエチレン粉体、電極合剤、電極、及び二次電池

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006348261A (ja) 2005-05-16 2006-12-28 Du Pont Mitsui Fluorochem Co Ltd ポリテトラフルオロエチレン水性分散液
JP2009245925A (ja) 2008-03-10 2009-10-22 Nissan Motor Co Ltd 電池用電極およびこれを用いた電池、並びにその製造方法
WO2010008058A1 (ja) 2008-07-17 2010-01-21 旭硝子株式会社 非水電解質電池用負極コンポジット
WO2012002037A1 (ja) 2010-06-30 2012-01-05 ダイキン工業株式会社 電極用バインダー組成物
JP2012117031A (ja) 2010-06-30 2012-06-21 Daikin Industries Ltd 含フッ素重合体のオルガノゾル組成物
WO2012111770A1 (ja) 2011-02-18 2012-08-23 旭硝子株式会社 含フッ素共重合体ラテックスの製造方法、含フッ素共重合体ラテックス、電極製造用バインダー、蓄電デバイス用電極合剤および蓄電デバイス用電極
JP2013219016A (ja) 2012-01-24 2013-10-24 Daikin Ind Ltd 結着剤、正極合剤及び負極合剤

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KR100201056B1 (ko) * 1994-10-19 1999-06-15 이노우에 노리유끼 전지용 결착제 및 이를 사용한 전극용 조성물 및 전지
JPH11343317A (ja) 1998-05-29 1999-12-14 Asahi Glass Furoro Polymers Kk テトラフルオロエチレン系共重合体粒子を含む分散液およびその製造方法
US6956078B2 (en) 2002-01-04 2005-10-18 E.I. Du Pont De Nemours And Company Concentrated fluoropolymer dispersions
JP4233276B2 (ja) 2002-06-27 2009-03-04 三井・デュポンフロロケミカル株式会社 電極材料用結着剤
WO2010147236A1 (ja) * 2009-06-17 2010-12-23 ソニー株式会社 非水電解質電池、非電解質電池用正極、非水電解質電池用負極、非電解質電池用セパレータ、非水電解質用電解質および非電解質電池用セパレータの製造方法
JPWO2015111724A1 (ja) * 2014-01-27 2017-03-23 旭硝子株式会社 蓄電デバイス用バインダー、バインダー組成物、電極合剤、電極および二次電池
CN106463267A (zh) 2014-04-18 2017-02-22 麦斯韦尔技术股份有限公司 干式储能装置电极及其制造方法
CN114269840A (zh) * 2019-09-05 2022-04-01 大金工业株式会社 组合物及其制造方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006348261A (ja) 2005-05-16 2006-12-28 Du Pont Mitsui Fluorochem Co Ltd ポリテトラフルオロエチレン水性分散液
JP2009245925A (ja) 2008-03-10 2009-10-22 Nissan Motor Co Ltd 電池用電極およびこれを用いた電池、並びにその製造方法
WO2010008058A1 (ja) 2008-07-17 2010-01-21 旭硝子株式会社 非水電解質電池用負極コンポジット
WO2012002037A1 (ja) 2010-06-30 2012-01-05 ダイキン工業株式会社 電極用バインダー組成物
JP2012119297A (ja) 2010-06-30 2012-06-21 Daikin Ind Ltd 電極用バインダー組成物
JP2012117031A (ja) 2010-06-30 2012-06-21 Daikin Industries Ltd 含フッ素重合体のオルガノゾル組成物
WO2012111770A1 (ja) 2011-02-18 2012-08-23 旭硝子株式会社 含フッ素共重合体ラテックスの製造方法、含フッ素共重合体ラテックス、電極製造用バインダー、蓄電デバイス用電極合剤および蓄電デバイス用電極
JP2013219016A (ja) 2012-01-24 2013-10-24 Daikin Ind Ltd 結着剤、正極合剤及び負極合剤

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Publication number Publication date
JP2023108001A (ja) 2023-08-03
WO2023054713A1 (ja) 2023-04-06
TW202330850A (zh) 2023-08-01
JP2023051888A (ja) 2023-04-11
KR102740339B1 (ko) 2024-12-10
KR20240045359A (ko) 2024-04-05
TWI861566B (zh) 2024-11-11
EP4411897A4 (en) 2026-01-28
EP4411897A1 (en) 2024-08-07
US20240243293A1 (en) 2024-07-18

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