KR20250028231A - 리튬 이온 이차 전지 세퍼레이터용 수성 수지 조성물, 리튬 이온 이차 전지 세퍼레이터 기능층용 슬러리, 및 리튬 이온 이차 전지용 세퍼레이터 - Google Patents

리튬 이온 이차 전지 세퍼레이터용 수성 수지 조성물, 리튬 이온 이차 전지 세퍼레이터 기능층용 슬러리, 및 리튬 이온 이차 전지용 세퍼레이터 Download PDF

Info

Publication number
KR20250028231A
KR20250028231A KR1020247032902A KR20247032902A KR20250028231A KR 20250028231 A KR20250028231 A KR 20250028231A KR 1020247032902 A KR1020247032902 A KR 1020247032902A KR 20247032902 A KR20247032902 A KR 20247032902A KR 20250028231 A KR20250028231 A KR 20250028231A
Authority
KR
South Korea
Prior art keywords
secondary battery
lithium ion
ion secondary
resin composition
separator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
KR1020247032902A
Other languages
English (en)
Korean (ko)
Inventor
유우스케 마츠무라
고우지 우에무라
마사히로 가지카와
Original Assignee
디아이씨 가부시끼가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 디아이씨 가부시끼가이샤 filed Critical 디아이씨 가부시끼가이샤
Publication of KR20250028231A publication Critical patent/KR20250028231A/ko
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic 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
    • H01M50/443—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
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • H01M50/461—Separators, membranes or diaphragms characterised by their combination with electrodes with adhesive layers between electrodes and separators
    • 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

Landscapes

  • 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)
  • Paints Or Removers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Secondary Cells (AREA)
KR1020247032902A 2022-06-30 2023-05-18 리튬 이온 이차 전지 세퍼레이터용 수성 수지 조성물, 리튬 이온 이차 전지 세퍼레이터 기능층용 슬러리, 및 리튬 이온 이차 전지용 세퍼레이터 Pending KR20250028231A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022105818 2022-06-30
JPJP-P-2022-105818 2022-06-30
PCT/JP2023/018521 WO2024004420A1 (ja) 2022-06-30 2023-05-18 リチウムイオン二次電池セパレータ用水性樹脂組成物、リチウムイオン二次電池セパレータ機能層用スラリー、及びリチウムイオン二次電池用セパレータ

Publications (1)

Publication Number Publication Date
KR20250028231A true KR20250028231A (ko) 2025-02-28

Family

ID=89382003

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247032902A Pending KR20250028231A (ko) 2022-06-30 2023-05-18 리튬 이온 이차 전지 세퍼레이터용 수성 수지 조성물, 리튬 이온 이차 전지 세퍼레이터 기능층용 슬러리, 및 리튬 이온 이차 전지용 세퍼레이터

Country Status (5)

Country Link
JP (1) JP7601289B2 (https=)
KR (1) KR20250028231A (https=)
CN (1) CN119487687A (https=)
TW (1) TW202410538A (https=)
WO (1) WO2024004420A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN121769433A (zh) * 2024-09-30 2026-03-31 宁德时代新能源科技股份有限公司 隔离膜及其制备方法、二次电池单体、电池装置和用电装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015064411A1 (ja) 2013-10-31 2015-05-07 日本ゼオン株式会社 リチウムイオン二次電池のバインダー用の粒子状重合体、接着層及び多孔膜組成物

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000260413A (ja) * 1999-03-10 2000-09-22 Nitto Denko Corp 電池用セパレータおよびこのセパレータを用いた電池
JP4368114B2 (ja) * 2003-02-03 2009-11-18 パナソニック株式会社 リチウムイオン二次電池および二次電池の製造法
JP4859383B2 (ja) * 2005-03-31 2012-01-25 旭化成イーマテリアルズ株式会社 複合多孔膜
JP5225173B2 (ja) * 2009-03-30 2013-07-03 三菱製紙株式会社 リチウムイオン二次電池用セパレータ
JP2013211160A (ja) * 2012-03-30 2013-10-10 Tdk Corp 電池用セパレータ、及びそれを用いた電池
JP2016071963A (ja) * 2014-09-26 2016-05-09 旭化成イーマテリアルズ株式会社 蓄電デバイス用セパレータ
JP6718218B2 (ja) * 2014-09-26 2020-07-08 旭化成株式会社 蓄電デバイス用セパレータ
JP6357395B2 (ja) * 2014-09-30 2018-07-11 旭化成株式会社 電池用セパレータ
JP6682964B2 (ja) * 2016-04-01 2020-04-15 三菱ケミカル株式会社 積層多孔性フィルム及びその製造方法
JP7015159B2 (ja) * 2017-12-08 2022-02-02 旭化成株式会社 多層セパレータ、並びにその捲回体及び製造方法
JP6779267B2 (ja) * 2018-10-10 2020-11-04 住友化学株式会社 積層多孔質フィルム及び非水電解液二次電池
JP7511343B2 (ja) * 2019-12-25 2024-07-05 旭化成株式会社 非水系二次電池用重合体組成物及び非水系二次電池
CN111293262A (zh) * 2020-03-18 2020-06-16 溧阳天目先导电池材料科技有限公司 降低锂电池热失控风险的复合隔膜、制备方法和锂电池
JP2022042818A (ja) * 2020-09-03 2022-03-15 富士フイルムビジネスイノベーション株式会社 非水系二次電池用セパレータ、二次電池、及び二次電池の製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015064411A1 (ja) 2013-10-31 2015-05-07 日本ゼオン株式会社 リチウムイオン二次電池のバインダー用の粒子状重合体、接着層及び多孔膜組成物

Also Published As

Publication number Publication date
TW202410538A (zh) 2024-03-01
CN119487687A (zh) 2025-02-18
JP7601289B2 (ja) 2024-12-17
JPWO2024004420A1 (https=) 2024-01-04
WO2024004420A1 (ja) 2024-01-04

Similar Documents

Publication Publication Date Title
JP7185504B2 (ja) 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原料の製造方法、二次電池セパレータ用コート材、二次電池セパレータ、二次電池セパレータの製造方法、および、二次電池
EP3774713B1 (en) Functional fluoropolymers
KR102209887B1 (ko) 전지용 세퍼레이터 및 그의 제조 방법
JPWO2018043200A1 (ja) リチウムイオン二次電池バインダー用水性樹脂組成物、及びリチウムイオン二次電池用セパレータ
US20240141198A1 (en) Separator coating for li-ion batteries based on pvdf acrylate latex
JP6710910B2 (ja) リチウムイオン二次電池セパレータ用コート剤用組成物およびその製造方法
JP7311587B2 (ja) 二次電池セパレータ用コート材
JPWO2017188055A1 (ja) リチウムイオン二次電池バインダー用水性樹脂組成物、及びリチウムイオン二次電池用セパレータ
KR20250028231A (ko) 리튬 이온 이차 전지 세퍼레이터용 수성 수지 조성물, 리튬 이온 이차 전지 세퍼레이터 기능층용 슬러리, 및 리튬 이온 이차 전지용 세퍼레이터
KR102746253B1 (ko) 리튬이온 이차 전지 바인더용 수성 수지 조성물, 및 리튬이온 이차 전지용 세퍼레이터
JP3550159B2 (ja) 接着剤
TWI860473B (zh) 二次電池分隔件用塗佈材原料、二次電池分隔件用塗佈材、二次電池分隔件、二次電池分隔件之製造方法及二次電池
KR102952298B1 (ko) 이차 전지 세퍼레이터용 코팅재 원료, 이차 전지 세퍼레이터용 코팅재, 이차 전지 세퍼레이터, 이차 전지 세퍼레이터의 제조 방법, 및 이차 전지
JP4041534B2 (ja) エチレン−酢酸ビニル系共重合体エマルジョン、その製造方法および接着剤用組成物
JP2012214744A (ja) 剥離基材用下塗り剤
JP2024162708A (ja) リチウムイオン二次電池セパレータ耐熱層用水性樹脂組成物
WO2025194840A1 (zh) 电池隔膜用喷涂胶及应用、电池隔膜喷涂浆料和电池隔膜
US20260081217A1 (en) Composition based on at least one fluoropolymer and at least one hydrophilic polymer for separator coating
US20260098178A1 (en) Composition based on at least one fluoropolymer and at least one hydrophilic polymer for a separator coating
JP2025063577A (ja) アルカリ水電解用隔膜、及び、その製造方法
JP2024165418A (ja) 接着層用組成物、接着層、接着層付きセパレーター及び二次電池
JP2024007380A (ja) 非水系二次電池用バインダー、リチウムイオン二次電池多孔層用スラリー、リチウムイオン二次電池多孔層、リチウムイオン二次電池用セパレータ、及びリチウムイオン二次電池
US20260078250A1 (en) Powder composition based on at least one fluoropolymer and at least one hydrophilic polymer for separator coating
TW202441840A (zh) 二次電池分隔件用塗佈材原料、二次電池分隔件用塗佈材、二次電池分隔件及二次電池

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20241002

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application