JP4195810B2 - ポリオレフィン微多孔膜及びその製造方法並びに用途 - Google Patents
ポリオレフィン微多孔膜及びその製造方法並びに用途 Download PDFInfo
- Publication number
- JP4195810B2 JP4195810B2 JP2002364147A JP2002364147A JP4195810B2 JP 4195810 B2 JP4195810 B2 JP 4195810B2 JP 2002364147 A JP2002364147 A JP 2002364147A JP 2002364147 A JP2002364147 A JP 2002364147A JP 4195810 B2 JP4195810 B2 JP 4195810B2
- Authority
- JP
- Japan
- Prior art keywords
- molecular weight
- polyethylene
- average molecular
- microporous membrane
- weight average
- 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 105
- 239000012982 microporous membrane Substances 0.000 title claims description 58
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- -1 Polyethylene Polymers 0.000 claims description 99
- 239000004698 Polyethylene Substances 0.000 claims description 56
- 229920000573 polyethylene Polymers 0.000 claims description 56
- 239000002904 solvent Substances 0.000 claims description 50
- 239000000203 mixture Substances 0.000 claims description 45
- 239000004743 Polypropylene Substances 0.000 claims description 41
- 229920001155 polypropylene Polymers 0.000 claims description 41
- 238000002844 melting Methods 0.000 claims description 40
- 230000008018 melting Effects 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 35
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims description 31
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims description 31
- 239000012528 membrane Substances 0.000 claims description 21
- 230000035699 permeability Effects 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 19
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 17
- 239000005977 Ethylene Substances 0.000 claims description 17
- 239000004711 α-olefin Substances 0.000 claims description 16
- 229920000089 Cyclic olefin copolymer Polymers 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 10
- 229920001748 polybutylene Polymers 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 description 19
- 238000011282 treatment Methods 0.000 description 19
- 229920001384 propylene homopolymer Polymers 0.000 description 15
- 239000000243 solution Substances 0.000 description 15
- 239000013078 crystal Substances 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 12
- 238000005406 washing Methods 0.000 description 10
- 238000004140 cleaning Methods 0.000 description 9
- 239000006185 dispersion Substances 0.000 description 9
- 238000009826 distribution Methods 0.000 description 9
- 229920001903 high density polyethylene Polymers 0.000 description 8
- 239000004700 high-density polyethylene Substances 0.000 description 8
- 238000004898 kneading Methods 0.000 description 8
- 238000001035 drying Methods 0.000 description 7
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
- 229920001519 homopolymer Polymers 0.000 description 6
- 238000000113 differential scanning calorimetry Methods 0.000 description 5
- 230000000704 physical effect Effects 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000009998 heat setting Methods 0.000 description 4
- 230000005865 ionizing radiation Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000004094 surface-active agent Substances 0.000 description 4
- 239000001993 wax Substances 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-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
- 239000003963 antioxidant agent Substances 0.000 description 3
- 230000003078 antioxidant effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229920001400 block copolymer Polymers 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 229920001684 low density polyethylene Polymers 0.000 description 3
- 239000004702 low-density polyethylene Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 229920005604 random copolymer Polymers 0.000 description 3
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 2
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 2
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
- 238000007605 air drying Methods 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- NNBZCPXTIHJBJL-UHFFFAOYSA-N decalin Chemical compound C1CCCC2CCCCC21 NNBZCPXTIHJBJL-UHFFFAOYSA-N 0.000 description 2
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 2
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 description 2
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 2
- 238000011899 heat drying method Methods 0.000 description 2
- 229940057995 liquid paraffin Drugs 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 229920001179 medium density polyethylene Polymers 0.000 description 2
- 239000004701 medium-density polyethylene Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- BKIMMITUMNQMOS-UHFFFAOYSA-N nonane Chemical compound CCCCCCCCC BKIMMITUMNQMOS-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
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- 239000011148 porous material Substances 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
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- ROHFBIREHKPELA-UHFFFAOYSA-N 2-[(3,5-ditert-butyl-4-hydroxyphenyl)methyl]prop-2-enoic acid;methane Chemical compound C.CC(C)(C)C1=CC(CC(=C)C(O)=O)=CC(C(C)(C)C)=C1O.CC(C)(C)C1=CC(CC(=C)C(O)=O)=CC(C(C)(C)C)=C1O.CC(C)(C)C1=CC(CC(=C)C(O)=O)=CC(C(C)(C)C)=C1O.CC(C)(C)C1=CC(CC(=C)C(O)=O)=CC(C(C)(C)C)=C1O ROHFBIREHKPELA-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
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 1
- 239000004705 High-molecular-weight polyethylene Substances 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 229920010741 Ultra High Molecular Weight Polyethylene (UHMWPE) Polymers 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000002280 amphoteric surfactant Substances 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 1
- 239000002981 blocking agent Substances 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000003851 corona treatment Methods 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000001938 differential scanning calorimetry curve Methods 0.000 description 1
- 208000028659 discharge Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 229920000092 linear low density polyethylene Polymers 0.000 description 1
- 239000004707 linear low-density polyethylene Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000012567 medical material Substances 0.000 description 1
- 125000005641 methacryl group Chemical group 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 239000012229 microporous material Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- GOQYKNQRPGWPLP-UHFFFAOYSA-N n-heptadecyl alcohol Natural products CCCCCCCCCCCCCCCCCO GOQYKNQRPGWPLP-UHFFFAOYSA-N 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920005606 polypropylene copolymer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 1
- PXXNTAGJWPJAGM-UHFFFAOYSA-N vertaline Natural products C1C2C=3C=C(OC)C(OC)=CC=3OC(C=C3)=CC=C3CCC(=O)OC1CC1N2CCCC1 PXXNTAGJWPJAGM-UHFFFAOYSA-N 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)
- Compositions Of Macromolecular Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002364147A JP4195810B2 (ja) | 2002-12-16 | 2002-12-16 | ポリオレフィン微多孔膜及びその製造方法並びに用途 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002364147A JP4195810B2 (ja) | 2002-12-16 | 2002-12-16 | ポリオレフィン微多孔膜及びその製造方法並びに用途 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2004196871A JP2004196871A (ja) | 2004-07-15 |
| JP2004196871A5 JP2004196871A5 (enrdf_load_stackoverflow) | 2006-01-19 |
| JP4195810B2 true JP4195810B2 (ja) | 2008-12-17 |
Family
ID=32762099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002364147A Expired - Lifetime JP4195810B2 (ja) | 2002-12-16 | 2002-12-16 | ポリオレフィン微多孔膜及びその製造方法並びに用途 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4195810B2 (enrdf_load_stackoverflow) |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004303475A (ja) * | 2003-03-28 | 2004-10-28 | Sanyo Electric Co Ltd | 非水電解質電池 |
| US7332531B2 (en) | 2004-06-11 | 2008-02-19 | Sk Corporation | Microporous high density polyethylene film |
| US7435761B2 (en) | 2004-07-06 | 2008-10-14 | Sk Energy Co., Ltd. | Microporous polyethylene film and method of producing the same |
| KR100943697B1 (ko) | 2005-04-06 | 2010-02-23 | 에스케이에너지 주식회사 | 물성, 생산성 및 품질 균일도가 우수한 폴리에틸렌 미세다공막 및 그 제조방법 |
| KR100943235B1 (ko) * | 2005-05-16 | 2010-02-18 | 에스케이에너지 주식회사 | 압출혼련성과 물성이 우수한 고밀도폴리에틸렌 미세다공막및 그 제조방법 |
| KR100943234B1 (ko) * | 2005-05-16 | 2010-02-18 | 에스케이에너지 주식회사 | 액-액 상분리에 의하여 제조된 폴리에틸렌 미세다공막 및그 제조방법 |
| CN101208379A (zh) * | 2005-06-24 | 2008-06-25 | 东燃化学株式会社 | 聚烯烃多微孔膜的制造方法 |
| JP5202949B2 (ja) | 2005-07-15 | 2013-06-05 | 東レバッテリーセパレータフィルム株式会社 | ポリオレフィン多層微多孔膜及び電池用セパレータ |
| US8058348B2 (en) | 2005-08-03 | 2011-11-15 | Asahi Kasei Chemicals Corporation | Polyolefin microporous film |
| WO2007052663A1 (ja) | 2005-11-01 | 2007-05-10 | Tonen Chemical Corporation | ポリオレフィン微多孔膜並びにそれを用いた電池用セパレータ及び電池 |
| WO2007060990A1 (ja) | 2005-11-24 | 2007-05-31 | Tonen Chemical Corporation | ポリオレフィン微多孔膜及びその製造方法、並びに電池用セパレータ及び電池 |
| CN101313016B (zh) | 2005-11-24 | 2011-09-28 | 东丽东燃机能膜合同会社 | 聚烯烃微多孔膜及其制造方法、以及电池用隔离件和电池 |
| KR100961660B1 (ko) * | 2005-12-21 | 2010-06-09 | 에스케이에너지 주식회사 | 반결정고분자 미세다공막 및 그 제조방법 |
| JP2007188776A (ja) * | 2006-01-13 | 2007-07-26 | Sony Corp | 非水電解質電池 |
| KR100943236B1 (ko) * | 2006-02-14 | 2010-02-18 | 에스케이에너지 주식회사 | 용융파단 특성이 우수한 폴리올레핀 미세다공막 및 그제조방법 |
| US7700182B2 (en) | 2006-05-15 | 2010-04-20 | Tonen Chemical Corporation | Microporous polyolefin membrane, its production method, and battery separator |
| US20070264578A1 (en) | 2006-05-15 | 2007-11-15 | Tonen Chemical Corporation | Microporous polyolefin membrane, its production method and battery separator |
| US7807287B2 (en) | 2006-08-31 | 2010-10-05 | Tonen Chemical Corporation | Multi-layer, microporous membrane, battery separator and battery |
| US7981536B2 (en) | 2006-08-31 | 2011-07-19 | Toray Tonen Specialty Separator Godo Kaisha | Microporous membrane, battery separator and battery |
| CN101796108B (zh) | 2007-08-31 | 2012-08-22 | 东丽东燃机能膜合同会社 | 微孔聚烯烃膜、其制备方法、电池隔板和电池 |
| US8338017B2 (en) | 2007-10-12 | 2012-12-25 | Toray Battery Separator Film Co., Ltd. | Microporous membrane and manufacturing method |
| CN102215944A (zh) * | 2008-11-17 | 2011-10-12 | 东丽东燃机能膜合同会社 | 微孔膜及该膜的制备方法及使用方法 |
| EP2374839B1 (en) | 2009-01-07 | 2013-08-07 | Mitsui Chemicals, Inc. | Polypropylene resin composition for microporous film formation |
| CN102272208B (zh) | 2009-01-07 | 2013-04-10 | 普瑞曼聚合物株式会社 | 多微孔膜形成用聚丙烯树脂组合物 |
| JP5167435B2 (ja) * | 2010-08-18 | 2013-03-21 | 積水化学工業株式会社 | プロピレン系樹脂微孔フィルム、電池用セパレータ、電池及びプロピレン系樹脂微孔フィルムの製造方法 |
| JP5926619B2 (ja) * | 2012-06-01 | 2016-05-25 | 三菱製紙株式会社 | リチウムイオン電池セパレータ用塗工液及びリチウムイオン電池セパレータの製造方法 |
| RU2711547C1 (ru) * | 2018-12-29 | 2020-01-17 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Московский государственный университет имени М.В. Ломоносова" (МГУ) | Способ получения мезопористых механочувствительных полимерных материалов |
| JP7683215B2 (ja) * | 2019-08-22 | 2025-05-27 | 東レ株式会社 | ポリオレフィン微多孔膜、積層体、及び電池 |
| KR20220051167A (ko) * | 2019-08-22 | 2022-04-26 | 도레이 카부시키가이샤 | 폴리올레핀 미다공막, 적층체 및 전지 |
| EP4001348A1 (en) * | 2020-11-20 | 2022-05-25 | Toray Industries, Inc. | Polyolefin microporous membrane, battery separator, and secondary battery |
| CN118019788A (zh) | 2021-09-29 | 2024-05-10 | 东丽株式会社 | 聚烯烃微多孔膜、电池用隔板及二次电池 |
| KR20240165921A (ko) | 2022-03-18 | 2024-11-25 | 도레이 카부시키가이샤 | 폴리올레핀 미다공막, 전지용 세퍼레이터, 비수 전해액 이차전지 및 필터 |
-
2002
- 2002-12-16 JP JP2002364147A patent/JP4195810B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004196871A (ja) | 2004-07-15 |
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