JP2011500354A5 - - Google Patents
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- Publication number
- JP2011500354A5 JP2011500354A5 JP2010528584A JP2010528584A JP2011500354A5 JP 2011500354 A5 JP2011500354 A5 JP 2011500354A5 JP 2010528584 A JP2010528584 A JP 2010528584A JP 2010528584 A JP2010528584 A JP 2010528584A JP 2011500354 A5 JP2011500354 A5 JP 2011500354A5
- Authority
- JP
- Japan
- Prior art keywords
- layer
- polyethylene
- membrane
- film
- polyolefin
- 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
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- 239000010410 layer Substances 0.000 description 288
- 229920000098 polyolefin Polymers 0.000 description 176
- -1 polyethylene Polymers 0.000 description 175
- 239000000203 mixture Substances 0.000 description 151
- 239000012982 microporous membrane Substances 0.000 description 112
- 239000000463 material Substances 0.000 description 111
- 239000004743 Polypropylene Substances 0.000 description 83
- 229920001155 polypropylene Polymers 0.000 description 83
- 239000012528 membrane Substances 0.000 description 78
- 239000004698 Polyethylene Substances 0.000 description 76
- 229920000573 polyethylene Polymers 0.000 description 76
- 239000002904 solvent Substances 0.000 description 69
- 239000000243 solution Substances 0.000 description 60
- 229920013716 polyethylene resin Polymers 0.000 description 59
- 239000003085 diluting agent Substances 0.000 description 55
- 238000000034 method Methods 0.000 description 53
- 229920005989 resin Polymers 0.000 description 34
- 239000011347 resin Substances 0.000 description 34
- 238000001125 extrusion Methods 0.000 description 30
- 230000035699 permeability Effects 0.000 description 29
- 238000002156 mixing Methods 0.000 description 24
- 229920001577 copolymer Polymers 0.000 description 23
- 238000002844 melting Methods 0.000 description 23
- 230000008018 melting Effects 0.000 description 23
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 22
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 22
- 239000005977 Ethylene Substances 0.000 description 22
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 20
- 230000006835 compression Effects 0.000 description 18
- 238000007906 compression Methods 0.000 description 18
- 239000004711 α-olefin Substances 0.000 description 18
- 238000001816 cooling Methods 0.000 description 17
- 238000004519 manufacturing process Methods 0.000 description 16
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 15
- XWJBRBSPAODJER-UHFFFAOYSA-N 1,7-octadiene Chemical compound C=CCCCCC=C XWJBRBSPAODJER-UHFFFAOYSA-N 0.000 description 14
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 14
- 150000001336 alkenes Chemical class 0.000 description 14
- 239000008151 electrolyte solution Substances 0.000 description 14
- 229920000642 polymer Polymers 0.000 description 14
- 239000000523 sample Substances 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 13
- 238000009998 heat setting Methods 0.000 description 13
- 238000011282 treatment Methods 0.000 description 13
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 12
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- NLDGJRWPPOSWLC-UHFFFAOYSA-N deca-1,9-diene Chemical compound C=CCCCCCCC=C NLDGJRWPPOSWLC-UHFFFAOYSA-N 0.000 description 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 10
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 10
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 10
- 239000000499 gel Substances 0.000 description 10
- 229910052744 lithium Inorganic materials 0.000 description 10
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 10
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 10
- 239000000835 fiber Substances 0.000 description 9
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- 239000000155 melt Substances 0.000 description 9
- 239000011148 porous material Substances 0.000 description 9
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 9
- 238000011084 recovery Methods 0.000 description 9
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 8
- 238000001035 drying Methods 0.000 description 8
- 235000012438 extruded product Nutrition 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 8
- 229910001416 lithium ion Inorganic materials 0.000 description 8
- PRBHEGAFLDMLAL-UHFFFAOYSA-N 1,5-Hexadiene Natural products CC=CCC=C PRBHEGAFLDMLAL-UHFFFAOYSA-N 0.000 description 7
- 230000004927 fusion Effects 0.000 description 7
- PYGSKMBEVAICCR-UHFFFAOYSA-N hexa-1,5-diene Chemical compound C=CCCC=C PYGSKMBEVAICCR-UHFFFAOYSA-N 0.000 description 7
- 229920001903 high density polyethylene Polymers 0.000 description 7
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- 238000005406 washing Methods 0.000 description 7
- PBKONEOXTCPAFI-UHFFFAOYSA-N 1,2,4-trichlorobenzene Chemical compound ClC1=CC=C(Cl)C(Cl)=C1 PBKONEOXTCPAFI-UHFFFAOYSA-N 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 6
- 238000000137 annealing Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 5
- 238000005470 impregnation Methods 0.000 description 5
- 229940057995 liquid paraffin Drugs 0.000 description 5
- 239000003960 organic solvent Substances 0.000 description 5
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- 239000007787 solid Substances 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 4
- 239000004793 Polystyrene Substances 0.000 description 4
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
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- 230000008859 change Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
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- 238000003475 lamination Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
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- 239000002344 surface layer Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000000930 thermomechanical effect Effects 0.000 description 4
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000011088 calibration curve Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 3
- 229920006015 heat resistant resin Polymers 0.000 description 3
- 229910003002 lithium salt Inorganic materials 0.000 description 3
- 159000000002 lithium salts Chemical class 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 239000002952 polymeric resin Substances 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 229910052723 transition metal Inorganic materials 0.000 description 3
- 239000004322 Butylated hydroxytoluene Substances 0.000 description 2
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 2
- 229910013872 LiPF Inorganic materials 0.000 description 2
- 229910013870 LiPF 6 Inorganic materials 0.000 description 2
- 101150058243 Lipf gene Proteins 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
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- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 229920010741 Ultra High Molecular Weight Polyethylene (UHMWPE) Polymers 0.000 description 2
- 229920006127 amorphous resin Polymers 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 229940095259 butylated hydroxytoluene Drugs 0.000 description 2
- 235000010354 butylated hydroxytoluene Nutrition 0.000 description 2
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
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- 238000007796 conventional method Methods 0.000 description 2
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- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 2
- 235000012489 doughnuts Nutrition 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
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- 229910021382 natural graphite Inorganic materials 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 2
- 239000002736 nonionic surfactant Substances 0.000 description 2
- GLDOVTGHNKAZLK-UHFFFAOYSA-N octadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCCCO GLDOVTGHNKAZLK-UHFFFAOYSA-N 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
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- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- 150000003624 transition metals Chemical class 0.000 description 2
- RSJKGSCJYJTIGS-UHFFFAOYSA-N undecane Chemical compound CCCCCCCCCCC RSJKGSCJYJTIGS-UHFFFAOYSA-N 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical compound C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 description 1
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- PZBPKYOVPCNPJY-UHFFFAOYSA-N 1-[2-(allyloxy)-2-(2,4-dichlorophenyl)ethyl]imidazole Chemical compound ClC1=CC(Cl)=CC=C1C(OCC=C)CN1C=NC=C1 PZBPKYOVPCNPJY-UHFFFAOYSA-N 0.000 description 1
- JWUJQDFVADABEY-UHFFFAOYSA-N 2-methyltetrahydrofuran Chemical compound CC1CCCO1 JWUJQDFVADABEY-UHFFFAOYSA-N 0.000 description 1
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- 229920002284 Cellulose triacetate Polymers 0.000 description 1
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 1
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 1
- 238000004566 IR spectroscopy Methods 0.000 description 1
- 229910010238 LiAlCl 4 Inorganic materials 0.000 description 1
- 229910015015 LiAsF 6 Inorganic materials 0.000 description 1
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| US11/871,584 US8338017B2 (en) | 2007-10-12 | 2007-10-12 | Microporous membrane and manufacturing method |
| US11/871,584 | 2007-10-12 | ||
| US11/934,491 US8748028B2 (en) | 2007-11-02 | 2007-11-02 | Multi-layer microporous membrane, battery separator and battery |
| US11/934,491 | 2007-11-02 | ||
| US11/937,956 US8323821B2 (en) | 2007-11-09 | 2007-11-09 | Multi-layer microporous membrane, battery separator and battery |
| US11/937,956 | 2007-11-09 | ||
| PCT/JP2008/068915 WO2009048175A2 (en) | 2007-10-12 | 2008-10-10 | Microporous membranes and methods for making and using such membranes |
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| JP2010528584A Expired - Fee Related JP5061243B2 (ja) | 2007-10-12 | 2008-10-10 | 微小孔性膜及びその製造及び使用 |
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| JP2010528583A Expired - Fee Related JP5492777B2 (ja) | 2007-10-12 | 2008-10-10 | 微小孔性膜及びその製造及び使用 |
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| JP (4) | JP5492777B2 (enExample) |
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| CN (3) | CN101855750B (enExample) |
| ES (1) | ES2435786T3 (enExample) |
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| EP2212944B1 (en) * | 2007-10-12 | 2014-06-04 | Toray Battery Separator Film Co., Ltd. | Microporous membranes and methods for making and using such membranes |
| JP5661101B2 (ja) * | 2009-05-04 | 2015-01-28 | 東レバッテリーセパレータフィルム株式会社 | 微多孔膜ならびにかかる膜の製造方法および使用方法 |
| JP5726879B2 (ja) * | 2010-01-13 | 2015-06-03 | 東レバッテリーセパレータフィルム株式会社 | 微多孔膜、及びその製造方法及び使用方法 |
| KR20130030249A (ko) * | 2010-03-11 | 2013-03-26 | 도레이 배터리 세퍼레이터 필름 주식회사 | 미세다공막, 그 막의 제조방법, 및 전지 세퍼레이터 필름으로서의 그 막의 사용 |
| EP3273247A1 (en) * | 2010-06-10 | 2018-01-24 | Metanomics Health GmbH | Methods for the diagnosis of liver diseases |
| JP5532430B2 (ja) * | 2010-09-17 | 2014-06-25 | 東レバッテリーセパレータフィルム株式会社 | 複合多孔質膜、複合多孔質膜の製造方法並びにそれを用いた電池用セパレーター |
| JP6257122B2 (ja) * | 2011-10-04 | 2018-01-10 | 日産自動車株式会社 | 耐熱絶縁層付セパレータ |
| CN102694144A (zh) * | 2012-05-28 | 2012-09-26 | 东莞新能源科技有限公司 | 一种锂离子电池极片处理方法 |
| KR101611229B1 (ko) * | 2013-01-31 | 2016-04-11 | 제일모직 주식회사 | 분리막의 제조 방법과 그 분리막, 및 이를 이용한 전지 |
| CN103131080B (zh) * | 2013-02-20 | 2015-05-27 | 深圳中兴创新材料技术有限公司 | 聚丙烯微孔膜及其制备方法 |
| CN109360927A (zh) * | 2013-03-15 | 2019-02-19 | 赛尔格有限责任公司 | 用于锂离子二次电池的多层混杂型电池隔板及其制造方法 |
| JP6295641B2 (ja) * | 2013-12-20 | 2018-03-20 | 東レ株式会社 | 微多孔膜およびそれを用いてなるセパレータ |
| CN103840113B (zh) * | 2014-02-28 | 2016-08-24 | 苏州捷力新能源材料有限公司 | 一种用于锂电池的聚乙烯隔离膜的制备方法 |
| CN103811704B (zh) * | 2014-02-28 | 2016-03-09 | 苏州捷力新能源材料有限公司 | 一种耐高温微孔膜的制备方法 |
| JP6662290B2 (ja) * | 2014-06-20 | 2020-03-11 | 東レ株式会社 | ポリオレフィン多層微多孔質膜、その製造方法及び電池用セパレータ |
| KR20160002447A (ko) * | 2014-06-30 | 2016-01-08 | 제일모직주식회사 | 다공성 폴리올레핀계 분리막 및 이의 제조 방법 |
| KR102544195B1 (ko) * | 2014-11-26 | 2023-06-15 | 셀가드 엘엘씨 | 리튬 이온 이차 배터리를 위한 개선된 다층 미소공성 분리기 및 관련 방법 |
| EP3295496B1 (en) * | 2015-05-08 | 2020-07-15 | Celgard LLC | Improved, coated or treated microporous battery separators, rechargeable lithium batteries, systems, and related methods of manufacture and/or use |
| WO2016204274A1 (ja) | 2015-06-19 | 2016-12-22 | 宇部興産株式会社 | ポリオレフィン微多孔膜、蓄電デバイス用セパレータフィルム、および蓄電デバイス |
| US20190221880A1 (en) * | 2016-06-08 | 2019-07-18 | Nissan Motor Co., Ltd. | Nonaqueous Electrolyte Secondary Battery |
| JP6346986B1 (ja) * | 2016-12-20 | 2018-06-20 | 旭化成株式会社 | 蓄電デバイス用セパレータ並びにこれを用いた積層体、捲回体及び二次電池 |
| CN108341987B (zh) * | 2017-01-21 | 2020-01-14 | 微宏动力系统（湖州）有限公司 | 一种芳香族聚酰胺多孔膜、其制备方法及锂离子二次电池 |
| JP6496762B2 (ja) * | 2017-03-03 | 2019-04-03 | 住友化学株式会社 | 非水電解液二次電池用セパレータ |
| CN110998910A (zh) * | 2017-05-26 | 2020-04-10 | 赛尔格有限责任公司 | 新的或改进的微孔膜、电池隔板、被涂覆的隔板、电池及相关方法 |
| JP6896875B2 (ja) | 2017-10-13 | 2021-06-30 | 旭化成株式会社 | ポリオレフィン微多孔膜及びこれを用いたリチウムイオン二次電池 |
| WO2019113055A1 (en) * | 2017-12-05 | 2019-06-13 | Avx Corporation | Wet electrolytic capacitor for an implantable medical device |
| KR102295069B1 (ko) * | 2018-08-17 | 2021-08-26 | 주식회사 엘지화학 | 전기화학소자용 분리막 및 이의 제조방법 |
| EP3897930A1 (en) * | 2018-12-20 | 2021-10-27 | Solvay Specialty Polymers USA, LLC. | Porous membranes for high pressure filtration |
| CN110931688B (zh) * | 2019-12-13 | 2021-08-31 | 华为技术有限公司 | 高延伸的聚烯烃隔膜和应用 |
| CN111416086B (zh) * | 2020-03-04 | 2021-09-14 | 华为技术有限公司 | 电池隔膜及其制备方法、电池和终端 |
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| CN114361709B (zh) * | 2022-01-06 | 2023-10-20 | 广东宝路盛精密机械有限公司 | 一种电池隔膜单向拉伸线 |
| WO2023145319A1 (ja) | 2022-01-28 | 2023-08-03 | 東レ株式会社 | ポリオレフィン微多孔膜およびその製造方法 |
| KR20230120923A (ko) * | 2022-02-10 | 2023-08-17 | 주식회사 엘지화학 | 분리막의 제조 방법, 이로부터 제조된 분리막 및 이를 포함하는 전기화학소자 |
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| CN116215039A (zh) * | 2022-12-30 | 2023-06-06 | 河南达新源新材料有限公司 | 一种具有微孔结构的热收缩膜及其制备方法 |
| KR20240165057A (ko) | 2023-05-15 | 2024-11-22 | 에스케이이노베이션 주식회사 | 폴리에틸렌 미세다공막, 이의 제조방법 및 상기 미세다공막을 포함하는 분리막 |
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| JPS57200741A (en) * | 1981-06-03 | 1982-12-09 | Nissan Motor Co Ltd | Power unit mount body of car |
| JP2657430B2 (ja) | 1991-01-30 | 1997-09-24 | 東燃株式会社 | ポリオレフィン微多孔膜及びその製造方法 |
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| JPH10279718A (ja) | 1997-04-10 | 1998-10-20 | Nitto Denko Corp | 多孔質フィルム、電池用セパレータおよび電池 |
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| JP4121846B2 (ja) | 2002-12-16 | 2008-07-23 | 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並びに用途 |
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| CN101296795B (zh) * | 2005-10-24 | 2012-07-11 | 东丽东燃机能膜合同会社 | 聚烯烃多层微孔膜及其制造方法以及电池用隔离件 |
| JP5202816B2 (ja) * | 2006-04-07 | 2013-06-05 | 東レバッテリーセパレータフィルム株式会社 | ポリオレフィン微多孔膜及びその製造方法 |
| US7981536B2 (en) * | 2006-08-31 | 2011-07-19 | Toray Tonen Specialty Separator Godo Kaisha | Microporous membrane, battery separator and battery |
| EP2212944B1 (en) * | 2007-10-12 | 2014-06-04 | Toray Battery Separator Film Co., Ltd. | Microporous membranes and methods for making and using such membranes |
-
2008
- 2008-10-10 EP EP08837033.3A patent/EP2212944B1/en not_active Not-in-force
- 2008-10-10 KR KR1020107007723A patent/KR101174995B1/ko not_active Expired - Fee Related
- 2008-10-10 JP JP2010528583A patent/JP5492777B2/ja not_active Expired - Fee Related
- 2008-10-10 ES ES08837941T patent/ES2435786T3/es active Active
- 2008-10-10 JP JP2010528582A patent/JP2011503247A/ja not_active Withdrawn
- 2008-10-10 WO PCT/JP2008/068911 patent/WO2009048172A1/en not_active Ceased
- 2008-10-10 WO PCT/JP2008/068912 patent/WO2009048173A1/en not_active Ceased
- 2008-10-10 EP EP08838539A patent/EP2212946B1/en not_active Not-in-force
- 2008-10-10 CN CN2008801155962A patent/CN101855750B/zh not_active Expired - Fee Related
- 2008-10-10 CN CN2008801155996A patent/CN101855751B/zh not_active Expired - Fee Related
- 2008-10-10 KR KR1020107007724A patent/KR101143245B1/ko not_active Expired - Fee Related
- 2008-10-10 JP JP2010528584A patent/JP5061243B2/ja not_active Expired - Fee Related
- 2008-10-10 CN CN2008801112859A patent/CN101821876B/zh not_active Expired - Fee Related
- 2008-10-10 EP EP08837941.7A patent/EP2212945B1/en not_active Not-in-force
- 2008-10-10 KR KR1020127014721A patent/KR101347460B1/ko not_active Expired - Fee Related
- 2008-10-10 WO PCT/JP2008/068915 patent/WO2009048175A2/en not_active Ceased
- 2008-10-10 KR KR1020107007721A patent/KR101174986B1/ko not_active Expired - Fee Related
-
2013
- 2013-05-01 JP JP2013096188A patent/JP5651731B2/ja not_active Expired - Fee Related
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