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 | 2007-10-12 | ||
| US11/871,584 US8338017B2 (en) | 2007-10-12 | 2007-10-12 | Microporous membrane and manufacturing method |
| US11/934,491 | 2007-11-02 | ||
| US11/934,491 US8748028B2 (en) | 2007-11-02 | 2007-11-02 | Multi-layer microporous membrane, battery separator and battery |
| 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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| JP2011500354A JP2011500354A (ja) | 2011-01-06 |
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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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| JP2010528582A Withdrawn JP2011503247A (ja) | 2007-10-12 | 2008-10-10 | 微小孔性膜及びその製造及び使用 |
| JP2013096188A Expired - Fee Related JP5651731B2 (ja) | 2007-10-12 | 2013-05-01 | 微小孔性膜及びその製造及び使用 |
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| JP (4) | JP5492777B2 (https=) |
| KR (4) | KR101347460B1 (https=) |
| CN (3) | CN101821876B (https=) |
| ES (1) | ES2435786T3 (https=) |
| WO (3) | WO2009048175A2 (https=) |
Families Citing this family (42)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009048175A2 (en) * | 2007-10-12 | 2009-04-16 | Tonen Chemical Corporation | Microporous membranes and methods for making and using such membranes |
| KR101690101B1 (ko) * | 2009-05-04 | 2016-12-27 | 도레이 배터리 세퍼레이터 필름 주식회사 | 미세다공막, 이러한 막의 제조 방법 및 사용 방법 |
| PL2523747T3 (pl) * | 2010-01-13 | 2017-08-31 | Toray Battery Separator Film Co., Ltd. | Membrany mikroporowate i sposoby produkcji i zastosowania takich membran |
| US20130189587A1 (en) * | 2010-03-11 | 2013-07-25 | Toray Battery Separator Film Co., Ltd. | Microporous membranes, methods for making such membranes, and the use of such membranes as battery separator film |
| EP3273247A1 (en) * | 2010-06-10 | 2018-01-24 | Metanomics Health GmbH | Methods for the diagnosis of liver diseases |
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| JP2016516279A (ja) * | 2013-03-15 | 2016-06-02 | セルガード エルエルシー | リチウム・イオン二次電池用の多層ハイブリッド電池セパレータおよびその製造方法 |
| 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 |
| KR102443544B1 (ko) * | 2014-06-20 | 2022-09-14 | 도레이 카부시키가이샤 | 폴리올레핀 다층 미세 다공질 막, 이의 제조 방법 및 전지용 세퍼레이터 |
| KR20160002447A (ko) * | 2014-06-30 | 2016-01-08 | 제일모직주식회사 | 다공성 폴리올레핀계 분리막 및 이의 제조 방법 |
| EP3224880B1 (en) * | 2014-11-26 | 2023-09-13 | Celgard LLC | Improved multilayer microporous separators for lithium ion secondary batteries and related methods |
| 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 |
| CN109314203B (zh) * | 2016-06-08 | 2021-11-30 | 远景Aesc 日本有限公司 | 非水电解质二次电池 |
| 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 |
| TWI762647B (zh) * | 2017-05-26 | 2022-05-01 | 美商希爾格得有限公司 | 新穎或經改良的微孔膜、電池組分隔件、經塗覆之分隔件、電池組及相關方法 |
| CN111212734B (zh) | 2017-10-13 | 2023-04-25 | 旭化成株式会社 | 聚烯烃微多孔膜以及使用其的锂离子二次电池 |
| WO2019103947A2 (en) * | 2017-11-21 | 2019-05-31 | Asahi Kasei Kabushiki Kaisha | Separator for electric storage device |
| 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 |
| JP7511558B2 (ja) * | 2018-12-20 | 2024-07-05 | ソルベイ スペシャルティ ポリマーズ ユーエスエー， エルエルシー | 高圧濾過のための多孔質膜 |
| 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 |
| CN113972440A (zh) * | 2020-03-04 | 2022-01-25 | 华为技术有限公司 | 电池隔膜及其制备方法、电池和终端 |
| CN112216927B (zh) * | 2020-09-28 | 2023-03-24 | 常州星源新能源材料有限公司 | 一种锂离子电池隔膜及其生产工艺 |
| EP4309237A4 (en) | 2021-03-17 | 2025-09-24 | Lg Electronics Inc | SEPARATOR STRUCTURE, ITS PRODUCTION METHOD AND SECONDARY BATTERY USING SAME |
| KR102628104B1 (ko) * | 2021-03-17 | 2024-01-25 | 엘지전자 주식회사 | 분리막 구조, 그 제조 방법 및 이를 이용한 이차전지 |
| 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 |
| KR102618427B1 (ko) * | 2022-06-14 | 2023-12-27 | 주식회사 엘지에너지솔루션 | Si계 음극 활물질을 구비하는 리튬 이차전지 |
| EP4738594A2 (en) | 2022-06-14 | 2026-05-06 | LG Energy Solution, Ltd. | Lithium secondary battery comprising si-based negative electrode active material |
| 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 |
| KR102834290B1 (ko) * | 2024-07-01 | 2025-07-18 | 에스케이이노베이션 주식회사 | 폴리올레핀계 미세다공막, 이의 제조방법 및 이를 포함하는 이차전지 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| JP3112358B2 (ja) * | 1992-10-13 | 2000-11-27 | 三菱樹脂株式会社 | 共押出用フラットダイ |
| JP3352801B2 (ja) * | 1994-01-31 | 2002-12-03 | 日東電工株式会社 | 多孔質フィルム、その製造法およびその用途 |
| JP3939778B2 (ja) * | 1996-02-09 | 2007-07-04 | 日東電工株式会社 | 電池用セパレータ |
| JPH10195215A (ja) | 1997-01-10 | 1998-07-28 | Nitto Denko Corp | 多孔質フィルム、電池用セパレータ及び電池 |
| 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 |
| WO1999048959A1 (fr) | 1998-03-24 | 1999-09-30 | Asahi Kasei Kogyo Kabushiki Kaisha | Film polyolefinique microporeux |
| KR100591061B1 (ko) | 1998-10-01 | 2006-06-19 | 토넨 케미칼 코퍼레이션 | 폴리올레핀 미세다공성막 및 그것의 제조방법 |
| JP4012822B2 (ja) | 2001-03-09 | 2007-11-21 | 旭化成ケミカルズ株式会社 | 微多孔膜およびその製造方法 |
| 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 |
| WO2004089627A1 (ja) * | 2003-04-04 | 2004-10-21 | Asahi Kasei Chemicals Corporation | ポリオレフィン微多孔膜 |
| US8104625B2 (en) | 2004-05-20 | 2012-01-31 | Asahi Kasei Chemicals Corporation | Microporous membrane made of polyolefins |
| RU2406612C2 (ru) * | 2005-07-15 | 2010-12-20 | Тонен Кемикал Корпорейшн | Многослойная микропористая полиолефиновая мембрана и сепаратор для аккумуляторной батареи |
| KR20080068722A (ko) * | 2005-10-24 | 2008-07-23 | 토넨 케미칼 코퍼레이션 | 폴리올레핀 다층 미세 다공막 및 그 제조 방법 및 전지용세페레이터 |
| 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 |
| WO2009048175A2 (en) * | 2007-10-12 | 2009-04-16 | Tonen Chemical Corporation | Microporous membranes and methods for making and using such membranes |
-
2008
- 2008-10-10 WO PCT/JP2008/068915 patent/WO2009048175A2/en not_active Ceased
- 2008-10-10 WO PCT/JP2008/068911 patent/WO2009048172A1/en not_active Ceased
- 2008-10-10 KR KR1020127014721A patent/KR101347460B1/ko not_active Expired - Fee Related
- 2008-10-10 JP JP2010528583A patent/JP5492777B2/ja not_active Expired - Fee Related
- 2008-10-10 CN CN2008801112859A patent/CN101821876B/zh not_active Expired - Fee Related
- 2008-10-10 EP EP08838539A patent/EP2212946B1/en not_active Not-in-force
- 2008-10-10 ES ES08837941T patent/ES2435786T3/es active Active
- 2008-10-10 CN CN2008801155962A patent/CN101855750B/zh not_active Expired - Fee Related
- 2008-10-10 EP EP08837941.7A patent/EP2212945B1/en not_active Not-in-force
- 2008-10-10 KR KR1020107007723A patent/KR101174995B1/ko not_active Expired - Fee Related
- 2008-10-10 KR KR1020107007721A patent/KR101174986B1/ko not_active Expired - Fee Related
- 2008-10-10 WO PCT/JP2008/068912 patent/WO2009048173A1/en not_active Ceased
- 2008-10-10 EP EP08837033.3A patent/EP2212944B1/en not_active Not-in-force
- 2008-10-10 KR KR1020107007724A patent/KR101143245B1/ko not_active Expired - Fee Related
- 2008-10-10 CN CN2008801155996A patent/CN101855751B/zh not_active Expired - Fee Related
- 2008-10-10 JP JP2010528584A patent/JP5061243B2/ja not_active Expired - Fee Related
- 2008-10-10 JP JP2010528582A patent/JP2011503247A/ja not_active Withdrawn
-
2013
- 2013-05-01 JP JP2013096188A patent/JP5651731B2/ja not_active Expired - Fee Related
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