JPWO2021070917A1 - - Google Patents

Info

Publication number
JPWO2021070917A1
JPWO2021070917A1 JP2021551709A JP2021551709A JPWO2021070917A1 JP WO2021070917 A1 JPWO2021070917 A1 JP WO2021070917A1 JP 2021551709 A JP2021551709 A JP 2021551709A JP 2021551709 A JP2021551709 A JP 2021551709A JP WO2021070917 A1 JPWO2021070917 A1 JP WO2021070917A1
Authority
JP
Japan
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.)
Granted
Application number
JP2021551709A
Other languages
Japanese (ja)
Other versions
JP7140926B2 (ja
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 filed Critical
Publication of JPWO2021070917A1 publication Critical patent/JPWO2021070917A1/ja
Application granted granted Critical
Publication of JP7140926B2 publication Critical patent/JP7140926B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2275—Heterogeneous membranes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethylene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms
    • C08L23/0815—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with aliphatic 1-olefins containing one carbon-to-carbon double bond
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/16—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial simultaneously
    • 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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/04—Monomers containing three or four carbon atoms
    • C08F210/06—Propene
    • 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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10—Homopolymers or copolymers of propene
    • C08L23/12—Polypropene
    • 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
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/417—Polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/06—Making preforms having internal stresses, e.g. plastic memory
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/08—Copolymers of ethene
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2423/04—Homopolymers or copolymers of ethene
    • C08J2423/06—Polyethene
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2423/10—Homopolymers or copolymers of propene
    • C08J2423/12—Polypropene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/062—HDPE
    • 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)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Cell Separators (AREA)
JP2021551709A 2019-10-08 2020-10-08 ポリオレフィン微多孔膜 Active JP7140926B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019185470 2019-10-08
JP2019185470 2019-10-08
PCT/JP2020/038210 WO2021070917A1 (ja) 2019-10-08 2020-10-08 ポリオレフィン微多孔膜

Publications (2)

Publication Number Publication Date
JPWO2021070917A1 true JPWO2021070917A1 (https=) 2021-04-15
JP7140926B2 JP7140926B2 (ja) 2022-09-21

Family

ID=75437241

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021551709A Active JP7140926B2 (ja) 2019-10-08 2020-10-08 ポリオレフィン微多孔膜

Country Status (6)

Country Link
US (1) US20220389203A1 (https=)
EP (1) EP4043516A4 (https=)
JP (1) JP7140926B2 (https=)
KR (1) KR102909894B1 (https=)
CN (1) CN114555687B (https=)
WO (1) WO2021070917A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023161496A (ja) * 2022-04-25 2023-11-07 旭化成株式会社 ポリオレフィン微多孔膜
CN121729794A (zh) * 2023-08-21 2026-03-24 国际人造丝公司 多孔膜及其制备所用的聚合物共混物
CN119650881A (zh) * 2024-11-04 2025-03-18 中创新航科技集团股份有限公司 电芯及电池及电池模组

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11279324A (ja) * 1998-03-30 1999-10-12 Asahi Chem Ind Co Ltd ポリエチレン微多孔膜
JP2003105122A (ja) * 2001-09-28 2003-04-09 Tonen Chem Corp ポリオレフィン微多孔膜及びその製造方法
JP2010538097A (ja) * 2007-08-31 2010-12-09 東燃化学株式会社 ポリオレフィン微多孔膜、その製造方法、電池用セパレータ及び電池
JP2016102203A (ja) * 2014-11-12 2016-06-02 東レ株式会社 多孔性フィルム、および透湿防水シート
JP2016102201A (ja) * 2014-11-12 2016-06-02 東レ株式会社 多孔性フィルム
JP2017027945A (ja) * 2015-07-24 2017-02-02 旭化成株式会社 蓄電デバイス用セパレータ
WO2019045077A1 (ja) * 2017-08-31 2019-03-07 旭化成株式会社 ポリオレフィン微多孔膜
WO2019107119A1 (ja) * 2017-11-28 2019-06-06 旭化成株式会社 蓄電デバイス用セパレータ及びその製造方法、並びに蓄電デバイス及びその製造方法
JP2019157060A (ja) * 2018-03-16 2019-09-19 東レ株式会社 ポリオレフィン微多孔膜

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5325405B2 (ja) * 2007-10-09 2013-10-23 旭化成イーマテリアルズ株式会社 ポリオレフィン製微多孔膜
JP2009149710A (ja) * 2007-12-19 2009-07-09 Asahi Kasei E-Materials Corp ポリオレフィン製微多孔膜
US8298465B2 (en) * 2008-07-31 2012-10-30 Asahi Kasei E-Materials Corporation Microporous film and method for producing the same
CN102257048B (zh) * 2008-12-19 2016-01-20 旭化成电子材料株式会社 聚烯烃制微多孔膜及锂离子二次电池用分隔件
JP6222083B2 (ja) * 2012-03-30 2017-11-01 東レ株式会社 ポリエチレン微多孔膜およびその製造方法
KR101807377B1 (ko) * 2012-11-13 2017-12-08 아사히 가세이 이-매터리얼즈 가부시키가이샤 레독스 플로우 이차 전지용 격막 및 그것을 사용한 레독스 플로우 이차 전지
JP2015208893A (ja) 2014-04-24 2015-11-24 東レバッテリーセパレータフィルム株式会社 ポリオレフィン製積層微多孔膜
EP3085531B1 (en) * 2014-05-30 2018-05-02 Toray Industries, Inc. Polyolefin multilayer microporous membrane and battery separator
JP6548430B2 (ja) 2015-03-31 2019-07-24 旭化成株式会社 ポリオレフィン微多孔膜の製造方法、電池用セパレータ、及び非水電解液二次電池
JP6208187B2 (ja) * 2015-09-03 2017-10-04 旭化成株式会社 ポリオレフィン微多孔膜、蓄電デバイス用セパレータ、及び蓄電デバイス
EP3505560A4 (en) * 2016-08-29 2020-04-15 Toray Industries, Inc. MICROPOROUS MEMBRANE, LITHIUM-ION SECONDARY BATTERY AND METHOD FOR PRODUCING A MICROPOROUS MEMBRANE
JP7045862B2 (ja) * 2017-03-24 2022-04-01 旭化成株式会社 ポリオレフィン微多孔膜及びポリオレフィン微多孔膜の製造方法
KR102264032B1 (ko) 2017-03-27 2021-06-11 아사히 가세이 가부시키가이샤 폴리올레핀 미다공막 및 폴리올레핀 미다공막의 제조 방법
KR102290094B1 (ko) * 2017-05-26 2021-08-18 아사히 가세이 가부시키가이샤 폴리올레핀 미다공막, 축전 디바이스용 세퍼레이터 및 축전 디바이스
CN111212734B (zh) 2017-10-13 2023-04-25 旭化成株式会社 聚烯烃微多孔膜以及使用其的锂离子二次电池
TW201940528A (zh) * 2018-02-23 2019-10-16 日商東麗股份有限公司 多孔性聚烯烴薄膜

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11279324A (ja) * 1998-03-30 1999-10-12 Asahi Chem Ind Co Ltd ポリエチレン微多孔膜
JP2003105122A (ja) * 2001-09-28 2003-04-09 Tonen Chem Corp ポリオレフィン微多孔膜及びその製造方法
JP2010538097A (ja) * 2007-08-31 2010-12-09 東燃化学株式会社 ポリオレフィン微多孔膜、その製造方法、電池用セパレータ及び電池
JP2016102203A (ja) * 2014-11-12 2016-06-02 東レ株式会社 多孔性フィルム、および透湿防水シート
JP2016102201A (ja) * 2014-11-12 2016-06-02 東レ株式会社 多孔性フィルム
JP2017027945A (ja) * 2015-07-24 2017-02-02 旭化成株式会社 蓄電デバイス用セパレータ
WO2019045077A1 (ja) * 2017-08-31 2019-03-07 旭化成株式会社 ポリオレフィン微多孔膜
WO2019107119A1 (ja) * 2017-11-28 2019-06-06 旭化成株式会社 蓄電デバイス用セパレータ及びその製造方法、並びに蓄電デバイス及びその製造方法
JP2019157060A (ja) * 2018-03-16 2019-09-19 東レ株式会社 ポリオレフィン微多孔膜

Also Published As

Publication number Publication date
EP4043516A1 (en) 2022-08-17
WO2021070917A1 (ja) 2021-04-15
KR102909894B1 (ko) 2026-01-08
CN114555687B (zh) 2023-11-24
US20220389203A1 (en) 2022-12-08
JP7140926B2 (ja) 2022-09-21
EP4043516A4 (en) 2022-11-23
KR20220048022A (ko) 2022-04-19
CN114555687A (zh) 2022-05-27

Similar Documents

Publication Publication Date Title
BR112021017339A2 (https=)
BR112021017637A2 (https=)
BR112021017892A2 (https=)
BR112021017782A2 (https=)
BR112021016821A2 (https=)
BR112021017939A2 (https=)
BR112021017738A2 (https=)
BR112021016996A2 (https=)
BR112019016141A2 (https=)
BR112021017728A2 (https=)
AU2020104490A5 (https=)
BR112021018452A2 (https=)
BR112021017703A2 (https=)
BR112021018102A2 (https=)
BR112019016138A2 (https=)
BR112021017732A2 (https=)
BR112021017234A2 (https=)
BR112021017355A2 (https=)
BR112021018093A2 (https=)
BR112021017173A2 (https=)
BR112021017083A2 (https=)
JPWO2021070917A1 (https=)
BR112021018584A2 (https=)
BR112021017310A2 (https=)
BR112021017949A2 (https=)

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220106

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20220830

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20220908

R150 Certificate of patent or registration of utility model

Ref document number: 7140926

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313111

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350