JP4460668B2 - ポリオレフィン微多孔膜及びその製造方法 - Google Patents

ポリオレフィン微多孔膜及びその製造方法 Download PDF

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Publication number
JP4460668B2
JP4460668B2 JP05546199A JP5546199A JP4460668B2 JP 4460668 B2 JP4460668 B2 JP 4460668B2 JP 05546199 A JP05546199 A JP 05546199A JP 5546199 A JP5546199 A JP 5546199A JP 4460668 B2 JP4460668 B2 JP 4460668B2
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Japan
Prior art keywords
polyolefin
molecular weight
microporous membrane
weight
average molecular
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Expired - Lifetime
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JP05546199A
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Japanese (ja)
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JP2000248093A5 (enExample
JP2000248093A (ja
Inventor
耕太郎 滝田
英彦 船岡
教充 開米
茂明 小林
公一 河野
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東燃化学株式会社
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Priority to JP05546199A priority Critical patent/JP4460668B2/ja
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Publication of JP2000248093A5 publication Critical patent/JP2000248093A5/ja
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Landscapes

  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Cell Separators (AREA)
JP05546199A 1999-03-03 1999-03-03 ポリオレフィン微多孔膜及びその製造方法 Expired - Lifetime JP4460668B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP05546199A JP4460668B2 (ja) 1999-03-03 1999-03-03 ポリオレフィン微多孔膜及びその製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP05546199A JP4460668B2 (ja) 1999-03-03 1999-03-03 ポリオレフィン微多孔膜及びその製造方法

Publications (3)

Publication Number Publication Date
JP2000248093A JP2000248093A (ja) 2000-09-12
JP2000248093A5 JP2000248093A5 (enExample) 2006-02-16
JP4460668B2 true JP4460668B2 (ja) 2010-05-12

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JP05546199A Expired - Lifetime JP4460668B2 (ja) 1999-03-03 1999-03-03 ポリオレフィン微多孔膜及びその製造方法

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JP (1) JP4460668B2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210080364A1 (en) * 2018-03-28 2021-03-18 Lg Chem, Ltd. Method for evaluating stability of separator

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6749961B1 (en) * 2000-04-10 2004-06-15 Celgard Inc. Shutdown battery separator made with a blend of polymer and oligomer
JP2002284918A (ja) * 2001-03-23 2002-10-03 Tonen Chem Corp ポリオレフィン微多孔膜及びその製造方法並びに用途
KR100599898B1 (ko) * 2002-08-28 2006-07-19 아사히 가세이 케미칼즈 가부시키가이샤 폴리올레핀제 미다공막 및 그의 평가 방법
CA2623179C (en) 2005-09-28 2013-04-23 Tonen Chemical Corporation Production method of microporous polyethylene membrane and battery separator
JP5202816B2 (ja) * 2006-04-07 2013-06-05 東レバッテリーセパレータフィルム株式会社 ポリオレフィン微多孔膜及びその製造方法
JP4902455B2 (ja) * 2006-08-01 2012-03-21 東レ東燃機能膜合同会社 ポリオレフィン多層微多孔膜、その製造方法、電池用セパレータ及び電池
JP5500765B2 (ja) * 2007-05-02 2014-05-21 三菱レイヨン株式会社 脱気用複合中空糸膜及びその製造方法
JP4460028B2 (ja) * 2007-06-06 2010-05-12 帝人株式会社 非水系二次電池セパレータ用ポリオレフィン微多孔膜基材、その製造方法、非水系二次電池セパレータおよび非水系二次電池
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
CN101747549B (zh) * 2008-12-18 2013-06-19 比亚迪股份有限公司 一种聚烯烃微多孔膜及其制备方法
JP5694971B2 (ja) 2012-02-08 2015-04-01 住友化学株式会社 ポリオレフィン微多孔フィルムの製造方法及び積層多孔フィルムの製造方法
US9276244B2 (en) 2012-02-08 2016-03-01 Sumitomo Chemical Company, Limited Method for producing polyolefin porous film, and laminated porous film
JP6095226B2 (ja) * 2013-12-06 2017-03-15 株式会社日本製鋼所 フィルム延伸機における延伸方法及びポリオレフィン微多孔延伸フィルムの延伸装置
US10658640B2 (en) 2014-08-12 2020-05-19 Toray Industries, Inc. Polyolefin microporous membrane, production method thereof, separator for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
JP6886839B2 (ja) * 2017-02-27 2021-06-16 旭化成株式会社 ポリオレフィン微多孔膜
US20200006735A1 (en) * 2017-03-22 2020-01-02 Toray Industries, Inc. Microporous polyolefin membrane and battery including same
CN119704705B (zh) * 2025-01-24 2025-10-10 宁波大学 一种超高分子量聚乙烯双轴取向薄膜的制备方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210080364A1 (en) * 2018-03-28 2021-03-18 Lg Chem, Ltd. Method for evaluating stability of separator
US12055524B2 (en) * 2018-03-28 2024-08-06 Lg Energy Solution, Ltd. Method for evaluating stability of separator

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JP2000248093A (ja) 2000-09-12

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