WO2022195716A1 - Séparateur, batterie secondaire lithium-ion et leurs procédés de production - Google Patents

Séparateur, batterie secondaire lithium-ion et leurs procédés de production Download PDF

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Publication number
WO2022195716A1
WO2022195716A1 PCT/JP2021/010591 JP2021010591W WO2022195716A1 WO 2022195716 A1 WO2022195716 A1 WO 2022195716A1 JP 2021010591 W JP2021010591 W JP 2021010591W WO 2022195716 A1 WO2022195716 A1 WO 2022195716A1
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WO
WIPO (PCT)
Prior art keywords
separator
negative electrode
lithium
layer
ion secondary
Prior art date
Application number
PCT/JP2021/010591
Other languages
English (en)
Japanese (ja)
Inventor
紘揮 三國
直人 黒田
Original Assignee
昭和電工マテリアルズ株式会社
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 昭和電工マテリアルズ株式会社 filed Critical 昭和電工マテリアルズ株式会社
Priority to PCT/JP2021/010591 priority Critical patent/WO2022195716A1/fr
Priority to TW111109396A priority patent/TW202249339A/zh
Publication of WO2022195716A1 publication Critical patent/WO2022195716A1/fr

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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
    • 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
    • H01M50/417—Polyolefins
    • 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
    • H01M50/426—Fluorocarbon polymers
    • 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
    • H01M50/449—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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Cell Separators (AREA)
  • Secondary Cells (AREA)

Abstract

Un mode de réalisation de la présente invention concerne un séparateur comprenant une feuille poreuse et une couche qui est disposée sur au moins une surface de la feuille poreuse et qui contient un sel de lithium et un polymère.
PCT/JP2021/010591 2021-03-16 2021-03-16 Séparateur, batterie secondaire lithium-ion et leurs procédés de production WO2022195716A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2021/010591 WO2022195716A1 (fr) 2021-03-16 2021-03-16 Séparateur, batterie secondaire lithium-ion et leurs procédés de production
TW111109396A TW202249339A (zh) 2021-03-16 2022-03-15 隔離件、鋰離子二次電池及該等之製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/010591 WO2022195716A1 (fr) 2021-03-16 2021-03-16 Séparateur, batterie secondaire lithium-ion et leurs procédés de production

Publications (1)

Publication Number Publication Date
WO2022195716A1 true WO2022195716A1 (fr) 2022-09-22

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ID=83320095

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2021/010591 WO2022195716A1 (fr) 2021-03-16 2021-03-16 Séparateur, batterie secondaire lithium-ion et leurs procédés de production

Country Status (2)

Country Link
TW (1) TW202249339A (fr)
WO (1) WO2022195716A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008524824A (ja) * 2004-12-22 2008-07-10 エルジー・ケム・リミテッド 有無機複合多孔性セパレータ膜及び該セパレータ膜を用いる電気化学素子
JP2013114764A (ja) * 2011-11-25 2013-06-10 Sony Corp リチウムイオン電池およびセパレータ、並びに電池パック、電子機器、電動車両、蓄電装置および電力システム
WO2018003979A1 (fr) * 2016-07-01 2018-01-04 宇部興産株式会社 Séparateur et dispositif de stockage d'énergie
CN109167012A (zh) * 2018-08-15 2019-01-08 珠海光宇电池有限公司 多层复合结构隔膜及其制备方法和锂硫电池

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008524824A (ja) * 2004-12-22 2008-07-10 エルジー・ケム・リミテッド 有無機複合多孔性セパレータ膜及び該セパレータ膜を用いる電気化学素子
JP2013114764A (ja) * 2011-11-25 2013-06-10 Sony Corp リチウムイオン電池およびセパレータ、並びに電池パック、電子機器、電動車両、蓄電装置および電力システム
WO2018003979A1 (fr) * 2016-07-01 2018-01-04 宇部興産株式会社 Séparateur et dispositif de stockage d'énergie
CN109167012A (zh) * 2018-08-15 2019-01-08 珠海光宇电池有限公司 多层复合结构隔膜及其制备方法和锂硫电池

Also Published As

Publication number Publication date
TW202249339A (zh) 2022-12-16

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