JP4280371B2 - 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 PDFInfo
- Publication number
- JP4280371B2 JP4280371B2 JP25174899A JP25174899A JP4280371B2 JP 4280371 B2 JP4280371 B2 JP 4280371B2 JP 25174899 A JP25174899 A JP 25174899A JP 25174899 A JP25174899 A JP 25174899A JP 4280371 B2 JP4280371 B2 JP 4280371B2
- Authority
- JP
- Japan
- Prior art keywords
- molecular weight
- polyolefin
- microporous membrane
- weight
- polyolefin 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.)
- Expired - Lifetime
Links
- 229920000098 polyolefin Polymers 0.000 title claims description 138
- 239000012982 microporous membrane Substances 0.000 title claims description 89
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 239000000203 mixture Substances 0.000 claims description 73
- -1 polyethylene Polymers 0.000 claims description 41
- 239000002904 solvent Substances 0.000 claims description 33
- 238000002844 melting Methods 0.000 claims description 30
- 230000008018 melting Effects 0.000 claims description 30
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims description 28
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims description 28
- 239000004711 α-olefin Substances 0.000 claims description 21
- 229920000089 Cyclic olefin copolymer Polymers 0.000 claims description 20
- 239000004743 Polypropylene Substances 0.000 claims description 20
- 229920001155 polypropylene Polymers 0.000 claims description 20
- 239000004698 Polyethylene Substances 0.000 claims description 16
- 229920000573 polyethylene Polymers 0.000 claims description 16
- 229920001577 copolymer Polymers 0.000 claims description 15
- 239000012528 membrane Substances 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 13
- 239000003054 catalyst Substances 0.000 claims description 11
- 229920000642 polymer Polymers 0.000 claims description 4
- VXNZUUAINFGPBY-UHFFFAOYSA-N ethyl ethylene Natural products CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 claims description 2
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 15
- 238000000034 method Methods 0.000 description 14
- 238000001035 drying Methods 0.000 description 12
- 230000035699 permeability Effects 0.000 description 12
- 229920001903 high density polyethylene Polymers 0.000 description 11
- 239000004700 high-density polyethylene Substances 0.000 description 11
- 229940057995 liquid paraffin Drugs 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 9
- 230000000704 physical effect Effects 0.000 description 9
- 239000004094 surface-active agent Substances 0.000 description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 8
- 238000009998 heat setting Methods 0.000 description 8
- 239000012968 metallocene catalyst Substances 0.000 description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 239000003963 antioxidant agent Substances 0.000 description 6
- 238000009826 distribution Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 229910052744 lithium Inorganic materials 0.000 description 6
- 230000003078 antioxidant effect Effects 0.000 description 5
- 235000019441 ethanol Nutrition 0.000 description 5
- 238000004898 kneading Methods 0.000 description 5
- 239000000155 melt Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000013557 residual solvent Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 4
- 229920010741 Ultra High Molecular Weight Polyethylene (UHMWPE) Polymers 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 239000002736 nonionic surfactant Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 3
- 239000004721 Polyphenylene oxide Substances 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229920000570 polyether Polymers 0.000 description 3
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 2
- 210000001787 dendrite Anatomy 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000012046 mixed solvent Substances 0.000 description 2
- BKIMMITUMNQMOS-UHFFFAOYSA-N nonane Chemical compound CCCCCCCCC BKIMMITUMNQMOS-UHFFFAOYSA-N 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- RSJKGSCJYJTIGS-UHFFFAOYSA-N undecane Chemical compound CCCCCCCCCCC RSJKGSCJYJTIGS-UHFFFAOYSA-N 0.000 description 2
- LDVVTQMJQSCDMK-UHFFFAOYSA-N 1,3-dihydroxypropan-2-yl formate Chemical compound OCC(CO)OC=O LDVVTQMJQSCDMK-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- XKGKLYUXFRFGKU-UHFFFAOYSA-N CC.F.F.F Chemical compound CC.F.F.F XKGKLYUXFRFGKU-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- 125000005037 alkyl phenyl group Chemical group 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004807 desolvation Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000006353 environmental stress Effects 0.000 description 1
- ALSOCDGAZNNNME-UHFFFAOYSA-N ethene;hex-1-ene Chemical compound C=C.CCCCC=C ALSOCDGAZNNNME-UHFFFAOYSA-N 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 229920005676 ethylene-propylene block copolymer Polymers 0.000 description 1
- 229920005674 ethylene-propylene random copolymer Polymers 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 238000007756 gravure coating Methods 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000007602 hot air drying Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 239000002563 ionic surfactant Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920005629 polypropylene homopolymer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000008247 solid mixture Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003457 sulfones Chemical class 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
- Cell Separators (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25174899A JP4280371B2 (ja) | 1999-09-06 | 1999-09-06 | 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 |
|---|---|---|---|
| JP25174899A JP4280371B2 (ja) | 1999-09-06 | 1999-09-06 | 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 |
|---|---|
| JP2001072788A JP2001072788A (ja) | 2001-03-21 |
| JP2001072788A5 JP2001072788A5 (enrdf_load_stackoverflow) | 2006-05-11 |
| JP4280371B2 true JP4280371B2 (ja) | 2009-06-17 |
Family
ID=17227351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25174899A Expired - Lifetime JP4280371B2 (ja) | 1999-09-06 | 1999-09-06 | ポリオレフィン微多孔膜及びその製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4280371B2 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019093184A1 (ja) | 2017-11-08 | 2019-05-16 | 東レ株式会社 | ポリオレフィン複合多孔質膜及びその製造方法、並びに電池用セパレータ及び電池 |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3908459B2 (ja) | 2000-12-22 | 2007-04-25 | 三洋電機株式会社 | 非水電解質二次電池 |
| JP2003109574A (ja) * | 2001-09-28 | 2003-04-11 | Sanyo Electric Co Ltd | 非水電解質二次電池 |
| US8104625B2 (en) | 2004-05-20 | 2012-01-31 | Asahi Kasei Chemicals Corporation | Microporous membrane made of polyolefins |
| EP1731960A1 (en) * | 2005-06-07 | 2006-12-13 | Obducat AB | Apparatus and method for separating a composite |
| JP5217138B2 (ja) * | 2006-09-26 | 2013-06-19 | 住友化学株式会社 | 多孔性フィルムおよび非水電解質二次電池用セパレータ |
| US8338017B2 (en) | 2007-10-12 | 2012-12-25 | Toray Battery Separator Film Co., Ltd. | Microporous membrane and manufacturing method |
| WO2010114671A1 (en) * | 2009-03-30 | 2010-10-07 | Tonen Chemical Corporation | Microporous polymeric membranes, battery separators, and production methods therefor |
| KR20220142395A (ko) | 2021-04-14 | 2022-10-21 | 주식회사 엘지에너지솔루션 | 이차전지 |
| US12294105B2 (en) | 2021-04-15 | 2025-05-06 | Lg Energy Solution, Ltd. | Secondary battery |
| US12255348B2 (en) * | 2021-04-15 | 2025-03-18 | Lg Energy Solution, Ltd. | Secondary battery |
| CN113332861B (zh) * | 2021-05-11 | 2023-05-02 | 张春燕 | 一种超高分子量聚乙烯多孔膜及其制备方法与用途 |
-
1999
- 1999-09-06 JP JP25174899A patent/JP4280371B2/ja not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019093184A1 (ja) | 2017-11-08 | 2019-05-16 | 東レ株式会社 | ポリオレフィン複合多孔質膜及びその製造方法、並びに電池用セパレータ及び電池 |
| KR20200085746A (ko) | 2017-11-08 | 2020-07-15 | 도레이 카부시키가이샤 | 폴리올레핀 복합 다공질막 및 그 제조 방법, 및 전지용 세퍼레이터 및 전지 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2001072788A (ja) | 2001-03-21 |
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