KR20250041615A - 이차 전지 세퍼레이터용 코팅재 원료, 이차 전지 세퍼레이터용 코팅재, 이차 전지 세퍼레이터, 및 이차 전지 - Google Patents

이차 전지 세퍼레이터용 코팅재 원료, 이차 전지 세퍼레이터용 코팅재, 이차 전지 세퍼레이터, 및 이차 전지 Download PDF

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Publication number
KR20250041615A
KR20250041615A KR1020257005871A KR20257005871A KR20250041615A KR 20250041615 A KR20250041615 A KR 20250041615A KR 1020257005871 A KR1020257005871 A KR 1020257005871A KR 20257005871 A KR20257005871 A KR 20257005871A KR 20250041615 A KR20250041615 A KR 20250041615A
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South Korea
Prior art keywords
secondary battery
battery separator
coating material
mass
modified
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Pending
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KR1020257005871A
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English (en)
Korean (ko)
Inventor
쓰요시 야마구치
요시히코 도미타
야스유키 가가와
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미쓰이 가가쿠 가부시키가이샤
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Publication of KR20250041615A publication Critical patent/KR20250041615A/ko
Pending legal-status Critical Current

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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
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
    • C08G12/40—Chemically modified polycondensates
    • C08G12/42—Chemically modified polycondensates by etherifying
    • 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
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/403—Manufacturing processes of separators, membranes or diaphragms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/431—Inorganic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/431—Inorganic material
    • H01M50/434—Ceramics
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/431—Inorganic material
    • H01M50/434—Ceramics
    • H01M50/437—Glass
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/443—Particulate material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/446—Composite material consisting of a mixture of organic and inorganic materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • H01M50/451—Separators, membranes or diaphragms characterised by the material having a layered structure comprising layers of only organic material and layers containing inorganic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • 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)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Cell Separators (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
KR1020257005871A 2022-12-01 2023-11-24 이차 전지 세퍼레이터용 코팅재 원료, 이차 전지 세퍼레이터용 코팅재, 이차 전지 세퍼레이터, 및 이차 전지 Pending KR20250041615A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JPJP-P-2022-192774 2022-12-01
JP2022192774 2022-12-01
JP2023022373 2023-02-16
JPJP-P-2023-022373 2023-02-16
PCT/JP2023/042100 WO2024117015A1 (ja) 2022-12-01 2023-11-24 二次電池セパレータ用コート材原料、二次電池セパレータ用コート材、二次電池セパレータ、および、二次電池

Publications (1)

Publication Number Publication Date
KR20250041615A true KR20250041615A (ko) 2025-03-25

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KR1020257005871A Pending KR20250041615A (ko) 2022-12-01 2023-11-24 이차 전지 세퍼레이터용 코팅재 원료, 이차 전지 세퍼레이터용 코팅재, 이차 전지 세퍼레이터, 및 이차 전지

Country Status (6)

Country Link
US (1) US20260066463A1 (https=)
JP (1) JPWO2024117015A1 (https=)
KR (1) KR20250041615A (https=)
CN (1) CN119731861A (https=)
TW (1) TW202437596A (https=)
WO (1) WO2024117015A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021103676A (ja) 2020-04-17 2021-07-15 三井化学株式会社 二次電池セパレータ用コート材

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JPS5167923A (en) * 1974-12-09 1976-06-12 Teijin Ltd Denchosepareetano seizoho
JPS5421495A (en) * 1977-07-18 1979-02-17 Kuraray Co Ltd Preparation of amino resin adhesive
JPS59227754A (ja) * 1983-06-06 1984-12-21 三井化学株式会社 低収縮性セルフレベリング材
JPH0333152A (ja) * 1989-06-29 1991-02-13 Kuraray Co Ltd 熱硬化性樹脂組成物およびそれを用いた接着剤
JP3281669B2 (ja) * 1993-03-04 2002-05-13 日本バイリーン株式会社 アルカリ電池用セパレータ及びこれを用いたアルカリ電池
CN101735555B (zh) * 2009-12-22 2011-11-16 四川大学 高柔韧性的三聚氰胺甲醛泡沫材料及其制备方法
JP2014049354A (ja) * 2012-08-31 2014-03-17 Dainippon Printing Co Ltd 二次電池用セパレータ、二次電池、および電池パック
JP2014229428A (ja) * 2013-05-21 2014-12-08 協立化学産業株式会社 密着性に優れた電池電極又はセパレーター用コート剤組成物
CN106832385A (zh) * 2017-01-16 2017-06-13 四川众业长科技有限公司 一种新型蜜胺甲醛泡沫及其制备方法
JP7067118B2 (ja) * 2017-02-28 2022-05-16 荒川化学工業株式会社 リチウムイオン電池用バインダー水溶液、リチウムイオン電池用スラリー及びその製造方法、リチウムイオン電池用電極、リチウムイオン電池用セパレータ、リチウムイオン電池用セパレータ／電極積層体、並びにリチウムイオン電池
KR102303725B1 (ko) * 2017-03-28 2021-09-17 아라까와 가가꾸 고교 가부시끼가이샤 열가교형 리튬이온 전지용 슬러리 및 그 제조방법, 리튬이온 전지용 전극, 리튬이온 전지용 세퍼레이터, 리튬이온 전지용 세퍼레이터/전극적층체, 및 리튬이온 전지

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021103676A (ja) 2020-04-17 2021-07-15 三井化学株式会社 二次電池セパレータ用コート材

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JPWO2024117015A1 (https=) 2024-06-06
US20260066463A1 (en) 2026-03-05
WO2024117015A1 (ja) 2024-06-06
CN119731861A (zh) 2025-03-28
TW202437596A (zh) 2024-09-16

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