JPWO2020075794A5 - - Google Patents
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- Publication number
- JPWO2020075794A5 JPWO2020075794A5 JP2020500906A JP2020500906A JPWO2020075794A5 JP WO2020075794 A5 JPWO2020075794 A5 JP WO2020075794A5 JP 2020500906 A JP2020500906 A JP 2020500906A JP 2020500906 A JP2020500906 A JP 2020500906A JP WO2020075794 A5 JPWO2020075794 A5 JP WO2020075794A5
- Authority
- JP
- Japan
- Prior art keywords
- microporous membrane
- crystallinity
- polyolefin microporous
- membrane according
- less
- 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
Links
- 239000012982 microporous membrane Substances 0.000 claims description 23
- 229920000098 polyolefin Polymers 0.000 claims description 22
- 238000005259 measurement Methods 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 238000000113 differential scanning calorimetry Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- -1 polyethylene Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 239000011342 resin composition Substances 0.000 claims description 2
- 238000004736 wide-angle X-ray diffraction Methods 0.000 claims description 2
- 239000012528 membrane Substances 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018191611 | 2018-10-10 | ||
| JP2018191611 | 2018-10-10 | ||
| PCT/JP2019/039961 WO2020075794A1 (ja) | 2018-10-10 | 2019-10-10 | ポリオレフィン微多孔膜、多層ポリオレフィン微多孔膜、電池 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2020075794A1 JPWO2020075794A1 (ja) | 2021-09-02 |
| JPWO2020075794A5 true JPWO2020075794A5 (https=) | 2022-10-06 |
| JP7334719B2 JP7334719B2 (ja) | 2023-08-29 |
Family
ID=70164613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020500906A Active JP7334719B2 (ja) | 2018-10-10 | 2019-10-10 | ポリオレフィン微多孔膜、多層ポリオレフィン微多孔膜、電池 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7334719B2 (https=) |
| WO (1) | WO2020075794A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021169583A (ja) * | 2020-04-17 | 2021-10-28 | 東レ株式会社 | ポリオレフィン微多孔膜の製造方法 |
| KR20240026878A (ko) * | 2021-06-30 | 2024-02-29 | 도레이 카부시키가이샤 | 폴리올레핀 미다공막 및 전지용 세퍼레이터 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5202826B2 (ja) | 2005-08-04 | 2013-06-05 | 東レバッテリーセパレータフィルム株式会社 | ポリエチレン微多孔膜及びその製造方法並びに電池用セパレータ |
| US7807287B2 (en) | 2006-08-31 | 2010-10-05 | Tonen Chemical Corporation | Multi-layer, microporous membrane, battery separator and battery |
| PL2414083T3 (pl) | 2009-03-30 | 2019-06-28 | Toray Industries, Inc. | Mikroporowate membrany, sposób wytwarzania takich membran oraz zastosowanie takich membran jako film separatora ogniwowego |
| JP4920122B2 (ja) * | 2010-03-23 | 2012-04-18 | 帝人株式会社 | ポリオレフィン微多孔膜、非水系二次電池用セパレータ、非水系二次電池及びポリオレフィン微多孔膜の製造方法 |
| US20140159271A1 (en) | 2011-07-22 | 2014-06-12 | Toray Battery Separator Film Co., Ltd. | Method of manufacturing a microporous polyethylene film |
| CN110382606A (zh) | 2017-03-08 | 2019-10-25 | 东丽株式会社 | 聚烯烃微多孔膜、多层聚烯烃微多孔膜、层叠聚烯烃微多孔膜以及隔膜 |
-
2019
- 2019-10-10 WO PCT/JP2019/039961 patent/WO2020075794A1/ja not_active Ceased
- 2019-10-10 JP JP2020500906A patent/JP7334719B2/ja active Active
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