KR101288803B1 - 고온 강도 및 투과도가 우수한 폴리에틸렌 미세다공막 - Google Patents

고온 강도 및 투과도가 우수한 폴리에틸렌 미세다공막 Download PDF

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KR101288803B1
KR101288803B1 KR1020070092495A KR20070092495A KR101288803B1 KR 101288803 B1 KR101288803 B1 KR 101288803B1 KR 1020070092495 A KR1020070092495 A KR 1020070092495A KR 20070092495 A KR20070092495 A KR 20070092495A KR 101288803 B1 KR101288803 B1 KR 101288803B1
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temperature
permeability
polyethylene
battery
darcy
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Korean (ko)
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KR20090027345A (ko
Inventor
정인화
이장원
강귀권
이영근
김용경
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에스케이이노베이션 주식회사
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Priority to KR1020070092495A priority Critical patent/KR101288803B1/ko
Priority to US12/232,112 priority patent/US8486521B2/en
Priority to CN2008102119679A priority patent/CN101386686B/zh
Priority to EP08016152.4A priority patent/EP2036699B1/en
Priority to JP2008234436A priority patent/JP5221258B2/ja
Priority to EP20140170095 priority patent/EP2777913A1/en
Publication of KR20090027345A publication Critical patent/KR20090027345A/ko
Priority to US13/403,324 priority patent/US8354185B2/en
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Publication of KR101288803B1 publication Critical patent/KR101288803B1/ko
Assigned to 에스케이아이이테크놀로지주식회사 reassignment 에스케이아이이테크놀로지주식회사 권리의 일부이전등록 Assignors: 에스케이이노베이션 주식회사
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    • 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
    • B29C55/14—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively
    • 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
    • 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
    • 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
    • H01M50/489—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0608—PE, i.e. polyethylene characterised by its density
    • B29K2023/065—HDPE, i.e. high density polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0058—Liquid or visquous
    • B29K2105/0073—Solution
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B29K2105/041—Microporous
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249978—Voids specified as micro

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Cell Separators (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
KR1020070092495A 2007-09-12 2007-09-12 고온 강도 및 투과도가 우수한 폴리에틸렌 미세다공막 Active KR101288803B1 (ko)

Priority Applications (7)

Application Number Priority Date Filing Date Title
KR1020070092495A KR101288803B1 (ko) 2007-09-12 2007-09-12 고온 강도 및 투과도가 우수한 폴리에틸렌 미세다공막
US12/232,112 US8486521B2 (en) 2007-09-12 2008-09-11 Microporous polyethylene film with good property of strength and permeability at high temperature
EP08016152.4A EP2036699B1 (en) 2007-09-12 2008-09-12 Method for preparing a microporous polyethylene film with good property of strength and permeability at high temperature
JP2008234436A JP5221258B2 (ja) 2007-09-12 2008-09-12 高温強度及び透気度に優れているポリエチレン微多孔膜
CN2008102119679A CN101386686B (zh) 2007-09-12 2008-09-12 在高温时具有良好的强度特性和渗透特性的微孔聚乙烯膜
EP20140170095 EP2777913A1 (en) 2007-09-12 2008-09-12 Microporous polyethylene film with good property of strength and permeability at high temperature
US13/403,324 US8354185B2 (en) 2007-09-12 2012-02-23 Microporous polyethylene film with good property of strength and permeability at high temperature

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020070092495A KR101288803B1 (ko) 2007-09-12 2007-09-12 고온 강도 및 투과도가 우수한 폴리에틸렌 미세다공막

Related Child Applications (1)

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KR1020130078585A Division KR101327442B1 (ko) 2013-07-04 2013-07-04 고온 강도 및 투과도가 우수한 폴리에틸렌 미세다공막

Publications (2)

Publication Number Publication Date
KR20090027345A KR20090027345A (ko) 2009-03-17
KR101288803B1 true KR101288803B1 (ko) 2013-07-23

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Country Status (5)

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US (2) US8486521B2 (https=)
EP (2) EP2036699B1 (https=)
JP (1) JP5221258B2 (https=)
KR (1) KR101288803B1 (https=)
CN (1) CN101386686B (https=)

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KR101640777B1 (ko) * 2008-11-17 2016-07-19 도레이 배터리 세퍼레이터 필름 주식회사 미세다공성 막, 이러한 막의 제조방법 및 사용방법
CN101735474B (zh) * 2009-12-23 2011-09-07 中国石油天然气股份有限公司 一种亲水性聚乙烯微孔膜及其制备方法
KR101336593B1 (ko) * 2010-04-20 2013-12-05 에스케이이노베이션 주식회사 생산성이 우수하며 물성조절이 용이한 폴리올레핀계 미세다공막 제조방법
CN103493252B (zh) * 2011-04-04 2016-08-10 阿普柔斯公司 改进的电池隔片及其形成方法
KR101383606B1 (ko) * 2011-07-04 2014-04-10 주식회사 엘지화학 전기화학소자의 세퍼레이터 제조용 조성물, 전기화학소자의 세퍼레이터 제조방법, 및 이를 이용한 전기화학소자
WO2013005987A2 (ko) * 2011-07-04 2013-01-10 주식회사 엘지화학 전기화학소자의 세퍼레이터 제조용 조성물, 전기화학소자의 세퍼레이터 제조방법, 및 이를 이용한 전기화학소자
US10206122B2 (en) * 2014-02-25 2019-02-12 Mediatek Inc. Direction finding positioning in wireless local area networks
US11021584B2 (en) 2014-08-21 2021-06-01 William Winchin Yen Microporous sheet product and methods for making and using the same
JP6202062B2 (ja) * 2014-09-30 2017-09-27 住友化学株式会社 偏光フィルムの強度測定方法及び偏光板
US10829600B2 (en) 2014-11-05 2020-11-10 William Winchin Yen Microporous sheet product and methods for making and using the same
JP2017535642A (ja) 2014-11-05 2017-11-30 イエン，ウイリアム・ウインチン 微孔性シート製品、ならびに、その製造方法及び使用方法
US10707465B2 (en) * 2015-10-30 2020-07-07 Sumitomo Chemical Company, Limited Film manufacturing method, film manufacturing apparatus, and film
CN105445313A (zh) * 2015-11-30 2016-03-30 深圳市星源材质科技股份有限公司 一种电池隔膜的热稳定性检测方法
US12110382B2 (en) * 2019-03-04 2024-10-08 Asahi Kasei Kabushiki Kaisha Polyolefin microporous membrane
KR20240165057A (ko) * 2023-05-15 2024-11-22 에스케이이노베이션 주식회사 폴리에틸렌 미세다공막, 이의 제조방법 및 상기 미세다공막을 포함하는 분리막

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JPH1121362A (ja) * 1997-07-07 1999-01-26 Mitsubishi Chem Corp ポリエチレン樹脂製多孔性フィルム
KR20010079905A (ko) * 1998-10-01 2001-08-22 요코쿠라 타다시 폴리올레핀 미세다공성 막과 그것의 제조방법
KR20060106102A (ko) * 2005-04-06 2006-10-12 에스케이 주식회사 물성, 생산성 및 품질 균일도가 우수한 폴리에틸렌 미세다공막 및 그 제조방법
KR20060118668A (ko) * 2005-05-16 2006-11-24 에스케이 주식회사 액-액 상분리에 의하여 제조된 폴리에틸렌 미세다공막 및그 제조방법

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Publication number Publication date
US20090075049A1 (en) 2009-03-19
EP2036699B1 (en) 2015-12-23
US8354185B2 (en) 2013-01-15
KR20090027345A (ko) 2009-03-17
JP5221258B2 (ja) 2013-06-26
EP2036699A1 (en) 2009-03-18
EP2036699A8 (en) 2009-05-06
EP2777913A1 (en) 2014-09-17
JP2009070823A (ja) 2009-04-02
CN101386686B (zh) 2011-11-09
US20120156570A1 (en) 2012-06-21
US8486521B2 (en) 2013-07-16
CN101386686A (zh) 2009-03-18

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