JP2002105235A5 - - Google Patents

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Publication number
JP2002105235A5
JP2002105235A5 JP2001219510A JP2001219510A JP2002105235A5 JP 2002105235 A5 JP2002105235 A5 JP 2002105235A5 JP 2001219510 A JP2001219510 A JP 2001219510A JP 2001219510 A JP2001219510 A JP 2001219510A JP 2002105235 A5 JP2002105235 A5 JP 2002105235A5
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JP
Japan
Prior art keywords
polyolefin
membrane according
polypropylene
microporous membrane
microporous
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP2001219510A
Other languages
English (en)
Japanese (ja)
Other versions
JP4698078B2 (ja
JP2002105235A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2001219510A priority Critical patent/JP4698078B2/ja
Priority claimed from JP2001219510A external-priority patent/JP4698078B2/ja
Publication of JP2002105235A publication Critical patent/JP2002105235A/ja
Publication of JP2002105235A5 publication Critical patent/JP2002105235A5/ja
Application granted granted Critical
Publication of JP4698078B2 publication Critical patent/JP4698078B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP2001219510A 2000-07-26 2001-07-19 ポリオレフィン製微多孔膜及びその製造方法 Expired - Lifetime JP4698078B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001219510A JP4698078B2 (ja) 2000-07-26 2001-07-19 ポリオレフィン製微多孔膜及びその製造方法

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2000224947 2000-07-26
JP2000224947 2000-07-26
JP2000-224947 2000-07-26
JP2001219510A JP4698078B2 (ja) 2000-07-26 2001-07-19 ポリオレフィン製微多孔膜及びその製造方法

Publications (3)

Publication Number Publication Date
JP2002105235A JP2002105235A (ja) 2002-04-10
JP2002105235A5 true JP2002105235A5 (enExample) 2007-11-08
JP4698078B2 JP4698078B2 (ja) 2011-06-08

Family

ID=26596681

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001219510A Expired - Lifetime JP4698078B2 (ja) 2000-07-26 2001-07-19 ポリオレフィン製微多孔膜及びその製造方法

Country Status (1)

Country Link
JP (1) JP4698078B2 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3838492B2 (ja) 2001-12-26 2006-10-25 松下電器産業株式会社 非水電解質二次電池
JP4600970B2 (ja) * 2003-11-28 2010-12-22 旭化成イーマテリアルズ株式会社 ポリオレフィン微多孔膜の製造方法
WO2006025323A1 (ja) 2004-08-30 2006-03-09 Asahi Kasei Chemicals Corporation ポリオレフィン微多孔膜及び蓄電池用セパレータ
US20070264578A1 (en) * 2006-05-15 2007-11-15 Tonen Chemical Corporation Microporous polyolefin membrane, its production method and battery separator
US7700182B2 (en) * 2006-05-15 2010-04-20 Tonen Chemical Corporation Microporous polyolefin membrane, its production method, and battery separator
JP4931083B2 (ja) * 2007-01-30 2012-05-16 旭化成イーマテリアルズ株式会社 多層多孔膜及びその製造方法
US8338017B2 (en) 2007-10-12 2012-12-25 Toray Battery Separator Film Co., Ltd. Microporous membrane and manufacturing method
JP2012102198A (ja) * 2010-11-08 2012-05-31 Asahi Kasei E-Materials Corp ポリオレフィン微多孔膜、及び蓄電デバイス
JP5942127B2 (ja) * 2010-11-08 2016-06-29 旭化成株式会社 ポリオレフィン微多孔膜、及び蓄電デバイス
MY161697A (en) 2011-12-28 2017-05-15 Toray Battery Separator Film Polyolefin microporous film and method for producing same
HUE037883T2 (hu) 2013-05-31 2018-09-28 Toray Industries Többrétegû, mikroporózus poliolefin membrán, és annak elõállítási eljárása
JP2015065153A (ja) 2013-08-30 2015-04-09 三菱製紙株式会社 電気化学素子用セパレータ、電気化学素子用セパレータの製造方法及び電気化学素子
EP4243182A3 (en) 2020-04-13 2023-11-15 Asahi Kasei Kabushiki Kaisha Method for producing separator for power storage device

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