JP6540806B2 - 電池用セパレータおよびその製造方法 - Google Patents

電池用セパレータおよびその製造方法 Download PDF

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Publication number
JP6540806B2
JP6540806B2 JP2017530922A JP2017530922A JP6540806B2 JP 6540806 B2 JP6540806 B2 JP 6540806B2 JP 2017530922 A JP2017530922 A JP 2017530922A JP 2017530922 A JP2017530922 A JP 2017530922A JP 6540806 B2 JP6540806 B2 JP 6540806B2
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sheet
battery separator
coating
roll
longitudinal stretching
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JPWO2017018483A1 (ja
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水野　直樹
直樹 水野
まさみ 菅田
まさみ 菅田
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Toray Industries Inc
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Toray Industries Inc
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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
    • H01M50/446—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
    • H01M50/403—Manufacturing processes of separators, membranes or diaphragms
    • 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
    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/02—Thermal after-treatment
    • 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
    • H01M50/406—Moulding; Embossing; Cutting
    • 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
    • H01M50/443—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
    • H01M50/449—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
    • H01M50/463—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
    • 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
    • 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
    • H01M50/494—Tensile strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/755—Membranes, diaphragms
    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Cell Separators (AREA)
  • Laminated Bodies (AREA)
JP2017530922A 2015-07-29 2016-07-28 電池用セパレータおよびその製造方法 Active JP6540806B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2015150145 2015-07-29
JP2015150145 2015-07-29
PCT/JP2016/072162 WO2017018483A1 (fr) 2015-07-29 2016-07-28 Séparateur de batterie et son procédé de fabrication

Publications (2)

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JPWO2017018483A1 JPWO2017018483A1 (ja) 2018-05-31
JP6540806B2 true JP6540806B2 (ja) 2019-07-10

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JP2017530922A Active JP6540806B2 (ja) 2015-07-29 2016-07-28 電池用セパレータおよびその製造方法

Country Status (4)

Country Link
JP (1) JP6540806B2 (fr)
KR (1) KR102190593B1 (fr)
CN (1) CN107851766B (fr)
WO (1) WO2017018483A1 (fr)

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WO2017094486A1 (fr) 2015-12-04 2017-06-08 東レ株式会社 Séparateur de batterie et procédé de fabrication de ce dernier
KR20180096618A (ko) * 2015-12-24 2018-08-29 도레이 카부시키가이샤 폴리올레핀 미다공막, 전지용 세퍼레이터 및 그것들의 제조 방법
CN110959204A (zh) * 2017-09-29 2020-04-03 东丽株式会社 多孔复合膜、电池用隔膜以及多孔复合膜的制造方法
KR102207528B1 (ko) 2017-12-15 2021-01-26 주식회사 엘지화학 다공성 분리막 및 이를 포함하는 전기화학소자
KR102388261B1 (ko) 2018-10-12 2022-04-18 주식회사 엘지에너지솔루션 다공성 분리막 및 이를 포함하는 리튬 이차 전지
JP7074268B2 (ja) * 2020-03-05 2022-05-24 Dic株式会社 薄膜状成形体、及びその製造方法
CN113650327B (zh) * 2021-08-16 2023-06-09 山东劳动职业技术学院（山东劳动技师学院） 锂电池隔膜在线热处理机构
CN113969231B (zh) * 2021-10-29 2023-08-15 株洲双安微医疗科技有限公司 一种用于生物提取的微孔板及其制备方法
CN114552121B (zh) * 2022-04-06 2022-10-14 四川卓勤新材料科技有限公司 一种用于锂离子隔膜的刮油工装及其刮油装置
CN114801138B (zh) * 2022-06-07 2023-09-26 合肥东昇机械科技有限公司 一种锂电池隔膜双拉装置
KR102512648B1 (ko) * 2022-08-17 2023-03-23 주식회사 에스티영원 이차전지 분리막 제조용 용제 추출장치
CN115207562B (zh) * 2022-08-29 2024-06-18 江苏恩捷新材料科技有限公司 一种隔膜拉伸固定装置、固定系统、拉伸装置、隔膜以及隔膜制备方法

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JP5733454B2 (ja) * 2013-06-21 2015-06-10 住友化学株式会社 積層多孔質フィルム、非水電解液二次電池用セパレータ及び非水電解液二次電池
JP5495457B1 (ja) * 2013-08-30 2014-05-21 東レバッテリーセパレータフィルム株式会社 電池用セパレータ及びその電池用セパレータの製造方法
JP5702873B2 (ja) * 2014-04-04 2015-04-15 日立マクセル株式会社 電気化学素子用セパレータ、電気化学素子およびその製造方法
WO2016080200A1 (fr) * 2014-11-18 2016-05-26 東レバッテリーセパレータフィルム株式会社 Film polyoléfine microporeux, séparateur pour batterie, et leurs procédés de production
WO2016092993A1 (fr) * 2014-12-11 2016-06-16 東レバッテリーセパレータフィルム株式会社 Film de polyoléfine microporeux, séparateur de batterie, et leurs procédés de production
JP6627222B2 (ja) * 2015-02-05 2020-01-08 東レ株式会社 電池用セパレータの製造方法、および電池用セパレータの捲回体

Also Published As

Publication number Publication date
KR20180033195A (ko) 2018-04-02
CN107851766B (zh) 2021-02-26
JPWO2017018483A1 (ja) 2018-05-31
WO2017018483A1 (fr) 2017-02-02
CN107851766A (zh) 2018-03-27
KR102190593B1 (ko) 2020-12-14

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