JP2003003008A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2003003008A5 JP2003003008A5 JP2001185434A JP2001185434A JP2003003008A5 JP 2003003008 A5 JP2003003008 A5 JP 2003003008A5 JP 2001185434 A JP2001185434 A JP 2001185434A JP 2001185434 A JP2001185434 A JP 2001185434A JP 2003003008 A5 JP2003003008 A5 JP 2003003008A5
- Authority
- JP
- Japan
- Prior art keywords
- heat
- microporous
- membrane
- film
- tenter
- 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
- 238000000034 method Methods 0.000 description 43
- 238000010438 heat treatment Methods 0.000 description 20
- 238000005096 rolling process Methods 0.000 description 20
- 239000012528 membrane Substances 0.000 description 18
- 229920005992 thermoplastic resin Polymers 0.000 description 17
- 239000002904 solvent Substances 0.000 description 16
- 238000005406 washing Methods 0.000 description 14
- 239000012982 microporous membrane Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000001816 cooling Methods 0.000 description 8
- -1 polyethylene Polymers 0.000 description 8
- 230000035699 permeability Effects 0.000 description 7
- 239000004698 Polyethylene Substances 0.000 description 6
- 229920000573 polyethylene Polymers 0.000 description 6
- 238000009835 boiling Methods 0.000 description 5
- 238000009826 distribution Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000000088 plastic resin Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001185434A JP4746773B2 (ja) | 2001-06-19 | 2001-06-19 | ポリオレフィン微多孔膜の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001185434A JP4746773B2 (ja) | 2001-06-19 | 2001-06-19 | ポリオレフィン微多孔膜の製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003003008A JP2003003008A (ja) | 2003-01-08 |
| JP2003003008A5 true JP2003003008A5 (enExample) | 2008-07-31 |
| JP4746773B2 JP4746773B2 (ja) | 2011-08-10 |
Family
ID=19025020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001185434A Expired - Lifetime JP4746773B2 (ja) | 2001-06-19 | 2001-06-19 | ポリオレフィン微多孔膜の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4746773B2 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4562074B2 (ja) * | 2004-09-14 | 2010-10-13 | 日東電工株式会社 | 電池用セパレータの製造方法 |
| KR100977345B1 (ko) * | 2005-12-15 | 2010-08-20 | 아사히 가세이 케미칼즈 가부시키가이샤 | 폴리올레핀제 미다공막 |
| US20090226813A1 (en) * | 2008-03-07 | 2009-09-10 | Kotaro Takita | Microporous Membrane, Battery Separator and Battery |
| US20090226814A1 (en) * | 2008-03-07 | 2009-09-10 | Kotaro Takita | Microporous membrane, battery separator and battery |
| CN103502335B (zh) * | 2011-06-08 | 2015-06-24 | 东丽株式会社 | 多孔性聚丙烯膜及其制造方法 |
| KR20140081795A (ko) * | 2011-10-14 | 2014-07-01 | 도레이 카부시키가이샤 | 다공성 폴리프로필렌 필름 및 축전 디바이스 |
| KR20170100018A (ko) * | 2014-12-26 | 2017-09-01 | 도레이 카부시키가이샤 | 폴리올레핀 수지 조성물 및 폴리올레핀 미세 다공막의 제조 방법 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4280381B2 (ja) * | 1999-12-22 | 2009-06-17 | 東燃化学株式会社 | ポリオレフィン微多孔膜及びその製造方法 |
| JP4682347B2 (ja) * | 2000-02-15 | 2011-05-11 | 東レ東燃機能膜合同会社 | ポリオレフィン微多孔膜の製造方法 |
| JP4734520B2 (ja) * | 2001-03-02 | 2011-07-27 | 東レ東燃機能膜合同会社 | 熱可塑性樹脂微多孔膜の製造方法 |
-
2001
- 2001-06-19 JP JP2001185434A patent/JP4746773B2/ja not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2003003006A5 (enExample) | ||
| JP5256354B2 (ja) | 微細多孔性高分子膜の製造方法及び該方法で製造された微細多孔性高分子膜 | |
| JPH0575011B2 (enExample) | ||
| EP0842758B1 (en) | Porous film of high molecular weight polyolefin and process for producing same | |
| JPH0526528B2 (enExample) | ||
| WO2006104165A1 (ja) | ポリオレフィン微多孔膜の製造方法及びその微多孔膜 | |
| KR20180033195A (ko) | 전지용 세퍼레이터 및 그 제조 방법 | |
| JPWO2020203901A5 (enExample) | ||
| JP2003003008A5 (enExample) | ||
| CN109071864A (zh) | 聚烯烃微多孔膜、电池用隔膜及它们的制造方法 | |
| JP3549290B2 (ja) | ポリオレフィン微多孔膜及びその製造方法 | |
| US10770707B2 (en) | Battery separator and method of manufacturing same | |
| JP2003003007A5 (enExample) | ||
| JP2022013879A (ja) | ポリエチレン微多孔膜捲回体及びその製造方法 | |
| JP4344550B2 (ja) | ポリオレフィン微多孔膜の製造方法及びポリオレフィン微多孔膜 | |
| JP4132066B2 (ja) | 高分子量ポリオレフィン多孔フィルムおよびその製造 方法 | |
| WO2006106786A1 (ja) | ポリオレフィン微多孔膜の製造方法及びその微多孔膜 | |
| US5328654A (en) | Orientation of never-dried molecular composite films | |
| JPS61195132A (ja) | 超高分子量α−オレフイン重合体微多孔膜の製造方法 | |
| JPH0288649A (ja) | 微多孔性平膜及びその製造方法 | |
| JP4492917B2 (ja) | ポリオレフィン製微多孔膜の製造方法 | |
| JPH0471416B2 (enExample) | ||
| JP3746848B2 (ja) | 高分子量ポリオレフィン微多孔フィルムおよびその製造方法 | |
| JP4746773B2 (ja) | ポリオレフィン微多孔膜の製造方法 | |
| JP4746772B2 (ja) | ポリオレフィン微多孔膜の製造方法 |