KR101814864B1 - 적층 다공질 필름의 제조 방법 - Google Patents

적층 다공질 필름의 제조 방법 Download PDF

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Publication number
KR101814864B1
KR101814864B1 KR1020147004497A KR20147004497A KR101814864B1 KR 101814864 B1 KR101814864 B1 KR 101814864B1 KR 1020147004497 A KR1020147004497 A KR 1020147004497A KR 20147004497 A KR20147004497 A KR 20147004497A KR 101814864 B1 KR101814864 B1 KR 101814864B1
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porous film
layer
coating
coating slurry
solvent
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KR20140068028A (ko
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히로히코 하세가와
고이치로 와타나베
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스미또모 가가꾸 가부시끼가이샤
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    • 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
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/0427—Coating with only one layer of a composition containing a polymer binder
    • 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
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/043—Improving the adhesiveness of the coatings per se, e.g. forming primers
    • 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
    • H01M50/403—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
    • H01M50/417—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
    • H01M50/429—Natural 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
    • H01M50/411—Organic material
    • H01M50/429—Natural polymers
    • H01M50/4295—Natural cotton, cellulose or wood
    • 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
    • H01M50/409—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
    • H01M50/489—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
    • 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
    • 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
    • C08J2403/00—Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
    • C08J2403/02—Starch; Degradation products thereof, e.g. dextrin
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0025—Organic electrolyte
    • 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)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Cell Separators (AREA)
  • Laminated Bodies (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
KR1020147004497A 2011-07-28 2012-07-17 적층 다공질 필름의 제조 방법 Active KR101814864B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2011-165961 2011-07-28
JP2011165961 2011-07-28
PCT/JP2012/068542 WO2013015231A1 (ja) 2011-07-28 2012-07-17 積層多孔質フィルムの製造方法

Related Child Applications (1)

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KR1020177037269A Division KR101897935B1 (ko) 2011-07-28 2012-07-17 적층 다공질 필름의 제조 방법

Publications (2)

Publication Number Publication Date
KR20140068028A KR20140068028A (ko) 2014-06-05
KR101814864B1 true KR101814864B1 (ko) 2018-01-04

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KR1020147004497A Active KR101814864B1 (ko) 2011-07-28 2012-07-17 적층 다공질 필름의 제조 방법
KR1020177037269A Active KR101897935B1 (ko) 2011-07-28 2012-07-17 적층 다공질 필름의 제조 방법

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Country Status (6)

Country Link
US (2) US9673434B2 (enExample)
JP (2) JP5841020B2 (enExample)
KR (2) KR101814864B1 (enExample)
CN (1) CN103687675B (enExample)
TW (1) TW201318251A (enExample)
WO (1) WO2013015231A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101814864B1 (ko) * 2011-07-28 2018-01-04 스미또모 가가꾸 가부시끼가이샤 적층 다공질 필름의 제조 방법
WO2015198530A1 (ja) 2014-06-26 2015-12-30 日本ゼオン株式会社 非水系二次電池用積層体およびその製造方法、並びに、非水系二次電池
CN105580160B (zh) * 2014-08-29 2018-10-02 住友化学株式会社 多孔层、层叠多孔层而成的间隔件、及包含多孔层或间隔件的非水电解液二次电池
KR101749848B1 (ko) * 2014-08-29 2017-06-21 스미또모 가가꾸 가부시키가이샤 다공질층, 다공질층을 적층하여 이루어지는 세퍼레이터, 및 다공질층 또는 세퍼레이터를 포함하는 비수 전해액 이차 전지
JP2016087944A (ja) * 2014-11-05 2016-05-23 三菱樹脂株式会社 積層多孔フィルム、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
JP6689585B2 (ja) * 2015-08-28 2020-04-28 宇部エクシモ株式会社 不織布基材及び電池用セパレータ
JP6025956B1 (ja) * 2015-11-30 2016-11-16 住友化学株式会社 非水電解液二次電池用セパレータ、非水電解液二次電池用積層セパレータ、非水電解液二次電池用部材および非水電解液二次電池
JP6573642B2 (ja) * 2017-03-03 2019-09-11 住友化学株式会社 非水電解液二次電池用セパレータ
CN112567567B (zh) * 2018-08-24 2023-02-03 日本瑞翁株式会社 非水系二次电池功能层用浆料组合物、非水系二次电池用间隔件及非水系二次电池
JP7329915B2 (ja) * 2018-10-30 2023-08-21 株式会社日本製鋼所 多孔質フィルムの製造方法および多孔質フィルム
CN111834591B (zh) * 2019-04-18 2022-04-15 比亚迪股份有限公司 多孔隔膜及其制备方法和锂离子电池
JP7281086B2 (ja) * 2019-10-09 2023-05-25 トヨタ自動車株式会社 多孔質体の製造方法
JP2021103676A (ja) 2020-04-17 2021-07-15 三井化学株式会社 二次電池セパレータ用コート材
JPWO2022138452A1 (enExample) * 2020-12-21 2022-06-30

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JP2009076410A (ja) 2007-09-25 2009-04-09 Hitachi Maxell Ltd 多層多孔質膜の製造方法、電気化学素子用セパレータおよび電気化学素子

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JP5648284B2 (ja) * 2009-12-24 2015-01-07 住友化学株式会社 積層フィルムおよび非水電解質二次電池
JP2011134563A (ja) * 2009-12-24 2011-07-07 Teijin Ltd 非水系二次電池用セパレータ及び非水系二次電池
KR101814864B1 (ko) * 2011-07-28 2018-01-04 스미또모 가가꾸 가부시끼가이샤 적층 다공질 필름의 제조 방법

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070190407A1 (en) 2006-02-14 2007-08-16 Masato Fujikawa Lithium secondary battery
JP2009076410A (ja) 2007-09-25 2009-04-09 Hitachi Maxell Ltd 多層多孔質膜の製造方法、電気化学素子用セパレータおよび電気化学素子

Also Published As

Publication number Publication date
TW201318251A (zh) 2013-05-01
US20170229696A1 (en) 2017-08-10
KR20180004832A (ko) 2018-01-12
CN103687675A (zh) 2014-03-26
JP6033944B2 (ja) 2016-11-30
KR20140068028A (ko) 2014-06-05
CN103687675B (zh) 2015-11-25
WO2013015231A1 (ja) 2013-01-31
JP5841020B2 (ja) 2016-01-06
JP2016047533A (ja) 2016-04-07
KR101897935B1 (ko) 2018-09-12
JP2013046901A (ja) 2013-03-07
US10217982B2 (en) 2019-02-26
US9673434B2 (en) 2017-06-06
US20140161967A1 (en) 2014-06-12

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