MY167416A - Battery separator, and battery separator manufacturing method - Google Patents

Battery separator, and battery separator manufacturing method

Info

Publication number
MY167416A
MY167416A MYPI2014700204A MYPI2014700204A MY167416A MY 167416 A MY167416 A MY 167416A MY PI2014700204 A MYPI2014700204 A MY PI2014700204A MY PI2014700204 A MYPI2014700204 A MY PI2014700204A MY 167416 A MY167416 A MY 167416A
Authority
MY
Malaysia
Prior art keywords
battery separator
battery
porous membrane
heat resistant
resistant resin
Prior art date
Application number
MYPI2014700204A
Inventor
Naoki Mizuno
Michihiko Irie
Masanori Nakamura
Ken Shimizu
Original Assignee
Toray Industries
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 Toray Industries filed Critical Toray Industries
Publication of MY167416A publication Critical patent/MY167416A/en

Links

Classifications

    • 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
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/14—Polyamide-imides
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/32—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed at least two layers being foamed and next to each other
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
    • C08L79/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C08L79/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • 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
    • 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
    • H01M50/446—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
    • H01M50/463—Separators, membranes or diaphragms characterised by their shape
    • 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
    • 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
    • H01M50/491—Porosity
    • 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
    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Cell Separators (AREA)

Abstract

PROVIDED IS A BATTERY SEPARATOR COMPRISING A POROUS MEMBRANE A COMPRISING A POLYETHYLENE RESIN, AND A POROUS MEMBRANE B LAMINATED THEREON COMPRISING A HEAT RESISTANT RESIN AND INORGANIC PARTICLES OR CROSS-LINKED POLYMER PARTICLES, WHEREIN THE POROUS MEMBRANE A SATISFIES EXPRESSIONS (A) TO (C), AND THE ENTIRE BATTERY SEPARATOR SATISFIES EXPRESSIONS (D) TO (F). ON THE ASSUMPTION THAT BATTERY SEPARATORS BECOME THINNER AND THINNER IN THE FUTURE, THERE IS PROVIDED A BATTERY SEPARATOR THAT HAS A BALANCE BETWEEN EXCELLENT ADHESION OF A HEAT RESISTANT RESIN LAYER AND A SMALL AMOUNT OF AIR RESISTANCE INCREASE, AND A BATTERY SEPARATOR SUITABLE, PARTICULARLY, FOR A LITHIUM ION SECONDARY BATTERY SEPARATOR, WHICH IS SUITABLE FOR INCREASE IN BATTERY CAPACITY, EXCELLENT ION PERMEABILITY, AND HIGH-SPEED PROCESSABILITY IN A BATTERY ASSEMBLY PROCESS.
MYPI2014700204A 2012-02-15 2013-02-07 Battery separator, and battery separator manufacturing method MY167416A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012030178 2012-02-15
JP2012030177 2012-02-15

Publications (1)

Publication Number Publication Date
MY167416A true MY167416A (en) 2018-08-27

Family

ID=48984083

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2014700204A MY167416A (en) 2012-02-15 2013-02-07 Battery separator, and battery separator manufacturing method

Country Status (7)

Country Link
US (1) US9293754B2 (en)
JP (2) JP5387871B1 (en)
KR (1) KR101423104B1 (en)
CN (1) CN103797614B (en)
MY (1) MY167416A (en)
SG (1) SG2014008288A (en)
WO (1) WO2013121971A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014126079A1 (en) * 2013-02-13 2014-08-21 東レバッテリーセパレータフィルム株式会社 Separator for batteries and method for producing separator for batteries
WO2015099190A1 (en) 2013-12-26 2015-07-02 帝人株式会社 Non-aqueous secondary cell separator and non-aqueous secondary cell
JP6573642B2 (en) * 2017-03-03 2019-09-11 住友化学株式会社 Nonaqueous electrolyte secondary battery separator
JP6496762B2 (en) * 2017-03-03 2019-04-03 住友化学株式会社 Nonaqueous electrolyte secondary battery separator
US11424511B2 (en) 2017-10-20 2022-08-23 Lg Energy Solution, Ltd. Electrode assembly and electrochemical device comprising electrode assembly
KR20210017030A (en) 2019-08-06 2021-02-17 삼성전자주식회사 Electronic device for reducing power consumption and operating method thereof
JP7843033B2 (en) * 2021-04-15 2026-04-09 ユニチカ株式会社 Porous polyamide-imide film
WO2025206242A1 (en) * 2024-03-28 2025-10-02 帝人株式会社 Alkaline zinc secondary battery and separator for alkaline zinc secondary battery
WO2026063291A1 (en) * 2024-09-20 2026-03-26 国立大学法人横浜国立大学 Sodium-ion secondary battery

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4560852B2 (en) 1999-07-13 2010-10-13 住友化学株式会社 Non-aqueous electrolyte secondary battery manufacturing method and non-aqueous electrolyte secondary battery
JP2001266942A (en) 2000-03-15 2001-09-28 Teijin Ltd Electrolyte-supported polymer membrane and secondary battery using the same
JP4588286B2 (en) 2001-09-28 2010-11-24 帝人株式会社 Manufacturing method of composite porous membrane
JP5040058B2 (en) 2004-02-19 2012-10-03 東レ株式会社 Porous membrane, method for producing the same, and lithium ion secondary battery using the same
KR100775310B1 (en) * 2004-12-22 2007-11-08 주식회사 엘지화학 Organic/inorganic composite microporous membrane and electrochemical device prepared thereby
JP2006289657A (en) 2005-04-06 2006-10-26 Asahi Kasei Chemicals Corp Multilayer porous membrane
JP2006338917A (en) 2005-05-31 2006-12-14 Tomoegawa Paper Co Ltd Electronic component separator and electronic component
KR101183912B1 (en) * 2005-08-25 2012-09-21 토레이 밧데리 세퍼레이터 필름 고도 가이샤 Polyethylene multilayer microporous membrane, battery separator using same, and battery
JP4946006B2 (en) 2005-11-04 2012-06-06 東レ株式会社 Composite porous membrane and method for producing the same
TWI346406B (en) * 2006-02-16 2011-08-01 Lg Chemical Ltd Lithium secondary battery with enhanced heat-resistance
US20080057385A1 (en) * 2006-08-30 2008-03-06 Shin-Etsu Chemical Co., Ltd. Separator for non-aqueous secondary battery, making method, and non-aqueous electrolyte secondary battery
JP5062526B2 (en) 2007-09-27 2012-10-31 三洋電機株式会社 Nonaqueous electrolyte battery separator and nonaqueous electrolyte battery
JP2010092718A (en) * 2008-10-08 2010-04-22 Teijin Ltd Separator for nonaqueous secondary battery, and nonaqueous secondary battery
JP5648481B2 (en) * 2010-06-25 2015-01-07 東レバッテリーセパレータフィルム株式会社 Composite porous membrane, method for producing composite porous membrane, and battery separator using the same
JP5495210B2 (en) * 2010-07-21 2014-05-21 東レバッテリーセパレータフィルム株式会社 Composite porous membrane, method for producing composite porous membrane, and battery separator using the same
WO2012029698A1 (en) 2010-09-02 2012-03-08 東レ株式会社 Composite porous membrane and method for producing same

Also Published As

Publication number Publication date
CN103797614A (en) 2014-05-14
US9293754B2 (en) 2016-03-22
KR20140046077A (en) 2014-04-17
JP2013239458A (en) 2013-11-28
JPWO2013121971A1 (en) 2015-05-11
JP5387871B1 (en) 2014-01-15
JP6048753B2 (en) 2016-12-21
KR101423104B1 (en) 2014-07-25
US20150228949A1 (en) 2015-08-13
CN103797614B (en) 2015-05-13
SG2014008288A (en) 2014-04-28
WO2013121971A1 (en) 2013-08-22

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