JP7639341B2 - ポリオレフィン微多孔膜 - Google Patents

ポリオレフィン微多孔膜 Download PDF

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Publication number
JP7639341B2
JP7639341B2 JP2020545385A JP2020545385A JP7639341B2 JP 7639341 B2 JP7639341 B2 JP 7639341B2 JP 2020545385 A JP2020545385 A JP 2020545385A JP 2020545385 A JP2020545385 A JP 2020545385A JP 7639341 B2 JP7639341 B2 JP 7639341B2
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JP
Japan
Prior art keywords
polyolefin
microporous membrane
polyolefin microporous
less
mass
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.)
Active
Application number
JP2020545385A
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English (en)
Japanese (ja)
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JPWO2021033736A1 (https=
JPWO2021033736A5 (https=
Inventor
直哉 西村
遼 下川床
寛子 田中
琢也 久万
正寿 大倉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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Publication date
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Publication of JPWO2021033736A1 publication Critical patent/JPWO2021033736A1/ja
Publication of JPWO2021033736A5 publication Critical patent/JPWO2021033736A5/ja
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Classifications

    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/36—After-treatment
    • 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
JP2020545385A 2019-08-22 2020-08-19 ポリオレフィン微多孔膜 Active JP7639341B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019152107 2019-08-22
JP2019152107 2019-08-22
PCT/JP2020/031352 WO2021033736A1 (ja) 2019-08-22 2020-08-19 ポリオレフィン微多孔膜

Publications (3)

Publication Number Publication Date
JPWO2021033736A1 JPWO2021033736A1 (https=) 2021-02-25
JPWO2021033736A5 JPWO2021033736A5 (https=) 2023-09-28
JP7639341B2 true JP7639341B2 (ja) 2025-03-05

Family

ID=74660984

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020545385A Active JP7639341B2 (ja) 2019-08-22 2020-08-19 ポリオレフィン微多孔膜

Country Status (2)

Country Link
JP (1) JP7639341B2 (https=)
WO (1) WO2021033736A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023161496A (ja) * 2022-04-25 2023-11-07 旭化成株式会社 ポリオレフィン微多孔膜
JPWO2024019069A1 (https=) * 2022-07-20 2024-01-25

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002338730A (ja) 2001-05-18 2002-11-27 Asahi Kasei Corp ポリエチレン製微多孔膜及びそれを用いた電池
JP2011129304A (ja) 2009-12-16 2011-06-30 Teijin Ltd 非水系二次電池用セパレータ及び非水系二次電池
JP2012136704A (ja) 2012-02-14 2012-07-19 Asahi Kasei E-Materials Corp ポリエチレン製微多孔膜及びそれを用いた電池

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2431521C2 (ru) * 2005-10-24 2011-10-20 Торей Тонен Спешиалти Сепарейтор Годо Кайса Многослойная, микропористая полиолефиновая мембрана, способ ее получения и сепаратор аккумулятора
JP2007161970A (ja) * 2005-12-16 2007-06-28 Nippon Polyethylene Kk 多孔フィルムとその製造方法
JP5373438B2 (ja) * 2009-03-06 2013-12-18 旭化成イーマテリアルズ株式会社 微多孔性フィルムの製造方法
JP5411550B2 (ja) * 2009-03-30 2014-02-12 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
JP2011255654A (ja) * 2010-06-11 2011-12-22 Asahi Kasei E-Materials Corp 積層微多孔性フィルム及びその製造方法、並びに電池用セパレータ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002338730A (ja) 2001-05-18 2002-11-27 Asahi Kasei Corp ポリエチレン製微多孔膜及びそれを用いた電池
JP2011129304A (ja) 2009-12-16 2011-06-30 Teijin Ltd 非水系二次電池用セパレータ及び非水系二次電池
JP2012136704A (ja) 2012-02-14 2012-07-19 Asahi Kasei E-Materials Corp ポリエチレン製微多孔膜及びそれを用いた電池

Also Published As

Publication number Publication date
JPWO2021033736A1 (https=) 2021-02-25
WO2021033736A1 (ja) 2021-02-25

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