SG129295A1 - Battery separator and method of making same - Google Patents

Battery separator and method of making same

Info

Publication number
SG129295A1
SG129295A1 SG200403829A SG200403829A SG129295A1 SG 129295 A1 SG129295 A1 SG 129295A1 SG 200403829 A SG200403829 A SG 200403829A SG 200403829 A SG200403829 A SG 200403829A SG 129295 A1 SG129295 A1 SG 129295A1
Authority
SG
Singapore
Prior art keywords
precursor
film
battery separator
single stacked
winding
Prior art date
Application number
SG200403829A
Other languages
English (en)
Inventor
Ronald W Call
Original Assignee
Celgard Inc
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 Celgard Inc filed Critical Celgard Inc
Publication of SG129295A1 publication Critical patent/SG129295A1/en

Links

Classifications

    • 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
    • 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
    • H01M50/457—Separators, membranes or diaphragms characterised by the material having a layered structure comprising three or more layers
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising 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
    • H01M50/414—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
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • 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)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cell Separators (AREA)
  • Laminated Bodies (AREA)
SG200403829A 2003-08-07 2004-06-24 Battery separator and method of making same SG129295A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/636,115 US20050031943A1 (en) 2003-08-07 2003-08-07 Battery separator and method of making same

Publications (1)

Publication Number Publication Date
SG129295A1 true SG129295A1 (en) 2007-02-26

Family

ID=33552953

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200403829A SG129295A1 (en) 2003-08-07 2004-06-24 Battery separator and method of making same

Country Status (8)

Country Link
US (2) US20050031943A1 (fr)
EP (1) EP1505671A2 (fr)
JP (1) JP4516796B2 (fr)
KR (1) KR100637971B1 (fr)
CN (1) CN100459227C (fr)
CA (1) CA2472281A1 (fr)
SG (1) SG129295A1 (fr)
TW (1) TWI251364B (fr)

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WO2005061599A1 (fr) * 2003-12-24 2005-07-07 Asahi Kasei Chemicals Corporation Membrane microporeuse en polyolefine
WO2006137540A1 (fr) * 2005-06-24 2006-12-28 Tonen Chemical Corporation Membrane microporeuse multicouche en polyethylene, separateur de batterie comprenant cette membrane, et batterie
JP5216327B2 (ja) * 2005-12-15 2013-06-19 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
US20070238017A1 (en) * 2006-04-07 2007-10-11 Celgard Llc Multilayer separator exhibiting improved strength and stability
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US20080251212A1 (en) * 2007-04-13 2008-10-16 Tensylon High Performance Materials, Inc. Apparatus for the manufacture of wide polymeric sheet
US7964266B2 (en) * 2007-04-13 2011-06-21 Bae Systems Tensylon H.P.M., Inc. Wide ultra high molecular weight polyethylene sheet and method of manufacture
US8715849B2 (en) * 2007-10-05 2014-05-06 Toray Battery Separator Film Co., Ltd. Microporous polymer membrane
EP2337114B1 (fr) * 2008-09-03 2016-11-02 Mitsubishi Plastics, Inc. Film poreux stratifié pour séparateur
JP5648481B2 (ja) * 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 複合多孔質膜、複合多孔質膜の製造方法並びにそれを用いた電池用セパレーター
KR20140017542A (ko) 2011-02-03 2014-02-11 도레이 카부시키가이샤 다공성 필름, 축전 디바이스용 세퍼레이터 및 축전 디바이스
CN102315421B (zh) * 2011-08-30 2014-08-20 珠海汉格能源科技有限公司 一种超薄型聚合物锂离子电池及其制备方法
TWI453114B (zh) * 2012-05-11 2014-09-21 Entire Technology Co Ltd 多孔複合膜的製造方法
JP2016516279A (ja) * 2013-03-15 2016-06-02 セルガード エルエルシー リチウム・イオン二次電池用の多層ハイブリッド電池セパレータおよびその製造方法
CN103904280A (zh) * 2014-03-27 2014-07-02 达尼特材料科技（芜湖）有限公司 一种锂离子电池用隔离膜及其制造方法
CN105449140A (zh) * 2014-08-27 2016-03-30 宁德时代新能源科技股份有限公司 隔离膜及锂离子二次电池
US9605229B2 (en) * 2014-12-19 2017-03-28 Bathium Canada Inc. Lubricant for lamination of lithium sheets into lithium thin films
CN114122621B (zh) 2015-06-03 2024-08-20 赛尔格有限责任公司 低电阻抗微孔膜、电池隔板、电池单元、电池及相关方法
CN105017546B (zh) * 2015-06-09 2017-08-08 界首市天鸿新材料股份有限公司 一种干法双拉锂电池隔膜生产工艺
KR20180026790A (ko) 2015-07-31 2018-03-13 셀가드 엘엘씨 개선된 적층 다층 막, 분리기, 전지, 및 방법
WO2017031159A1 (fr) * 2015-08-17 2017-02-23 Celgard, Llc Séparateurs de batterie améliorés et procédés associés
PL3350854T3 (pl) * 2015-09-18 2023-01-30 Celgard, Llc Ulepszone membrany, mikroporowate membrany kalandrowane, separatory baterii i związane sposoby
JP6987053B2 (ja) * 2015-11-11 2021-12-22 セルガード エルエルシー ミクロ層膜、改良された電池セパレータ、および製造および使用の方法
EP3539173A4 (fr) 2016-11-11 2020-10-28 Celgard LLC Membranes microcouches améliorées, séparateurs de batterie améliorés et procédés associés
KR102143267B1 (ko) * 2016-12-22 2020-08-10 한화토탈 주식회사 미세 다공성 다층 필름 제조 방법 및 그에 의해 제조된 필름
CN109742302A (zh) * 2019-01-15 2019-05-10 江苏安瑞达新材料有限公司 高电解液润湿性的锂离子电池隔膜及其制备方法
CN110406137A (zh) * 2019-06-26 2019-11-05 佛山市盈博莱科技股份有限公司 一种高孔隙率聚烯烃锂离子电池隔膜的制备方法
RU2766873C1 (ru) * 2021-07-28 2022-03-16 СЕЛГАРД ЭлЭлСи Усовершенствованные мембраны, каландрированные микропористые мембраны, аккумуляторные сепараторы и соответствующие способы
US20250079631A1 (en) 2022-10-12 2025-03-06 Sinoma Lithium Battery Separator (Nanjing) Co., Ltd. Polyolefin porous film and preparation method therefor, battery separator, and electrochemical device
CN116231231B (zh) * 2023-05-09 2023-08-01 合肥长阳新能源科技有限公司 一种层间交联共挤电池隔膜及其制备方法与电池

Citations (4)

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EP0682376A1 (fr) * 1994-05-12 1995-11-15 Ube Industries, Ltd. Feuille poreuse multicouche
EP0715364A1 (fr) * 1994-12-02 1996-06-05 Hoechst Celanese Corporation Séparateur de batterie double couche à caractéristique d'interruption intégré
EP0718901A1 (fr) * 1994-12-20 1996-06-26 Hoechst Celanese Corporation Séparateur microporeux à trois couches pour cellule électrochimique
JPH10237202A (ja) * 1997-02-26 1998-09-08 Nitto Denko Corp 多孔質フィルム及び電池用セパレータ

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JP3466734B2 (ja) * 1993-10-05 2003-11-17 呉羽化学工業株式会社 フッ化ビニリデン系樹脂多孔質膜とその製造方法
JP3352801B2 (ja) * 1994-01-31 2002-12-03 日東電工株式会社 多孔質フィルム、その製造法およびその用途
JP3011309B2 (ja) * 1994-05-12 2000-02-21 宇部興産株式会社 電池用セパレ−タ及びその製法
US5667911A (en) * 1994-11-17 1997-09-16 Hoechst Celanese Corporation Methods of making cross-ply microporous membrane battery separator, and the battery separators made thereby
JP3381538B2 (ja) * 1996-08-06 2003-03-04 宇部興産株式会社 積層多孔質ポリオレフィンフイルムの製法
JP3852492B2 (ja) * 1996-08-06 2006-11-29 宇部興産株式会社 電池用セパレータの製造法
JPH10241659A (ja) * 1997-02-28 1998-09-11 Nitto Denko Corp 電池セパレータ用多孔質フィルムの製造方法
US5952120A (en) * 1997-04-15 1999-09-14 Celgard Llc Method of making a trilayer battery separator
JPH1160763A (ja) * 1997-08-22 1999-03-05 Ube Ind Ltd 多孔質ポリマーフイルム
JP2000299094A (ja) * 1999-04-14 2000-10-24 Ube Ind Ltd 多孔質フィルム積層体及びそれを用いた電池用セパレータ
US6346350B1 (en) * 1999-04-20 2002-02-12 Celgard Inc. Structurally stable fusible battery separators and method of making same
US6521555B1 (en) * 1999-06-16 2003-02-18 First Quality Nonwovens, Inc. Method of making media of controlled porosity and product thereof
US6602593B1 (en) * 1999-08-30 2003-08-05 Celgard Inc. Battery separators with reduced splitting propensity
US6379605B1 (en) * 1999-10-22 2002-04-30 Nan Ya Plastics Corporation Process for producing a 3-layer co-extruded biaxial-oriented polypropylene synthetic paper and transparent film for in-mold label
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US6878226B2 (en) * 2002-01-08 2005-04-12 Wei-Ching Yu Continuous methods of making microporous battery separators
US7015155B2 (en) * 2002-07-02 2006-03-21 Kimberly-Clark Worldwide, Inc. Elastomeric adhesive
TW200401237A (en) * 2002-07-05 2004-01-16 Lintec Corp Laminate sheet, laminate sheet roll, and producing methods therefor
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Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
EP0682376A1 (fr) * 1994-05-12 1995-11-15 Ube Industries, Ltd. Feuille poreuse multicouche
EP0715364A1 (fr) * 1994-12-02 1996-06-05 Hoechst Celanese Corporation Séparateur de batterie double couche à caractéristique d'interruption intégré
EP0718901A1 (fr) * 1994-12-20 1996-06-26 Hoechst Celanese Corporation Séparateur microporeux à trois couches pour cellule électrochimique
JPH10237202A (ja) * 1997-02-26 1998-09-08 Nitto Denko Corp 多孔質フィルム及び電池用セパレータ

Also Published As

Publication number Publication date
KR20050015998A (ko) 2005-02-21
CA2472281A1 (fr) 2005-02-07
CN1581534A (zh) 2005-02-16
TW200507325A (en) 2005-02-16
JP4516796B2 (ja) 2010-08-04
CN100459227C (zh) 2009-02-04
TWI251364B (en) 2006-03-11
US20050031943A1 (en) 2005-02-10
US20070148538A1 (en) 2007-06-28
KR100637971B1 (ko) 2006-10-23
JP2005056851A (ja) 2005-03-03
EP1505671A2 (fr) 2005-02-09
US9112214B2 (en) 2015-08-18

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